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rundll32.exe

Generic Malware PWS AntiDebug PE File PE32 .NET EXE AntiVM
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6403_us Oct. 28, 2021, 11:03 a.m. Oct. 28, 2021, 11:06 a.m.
Size 372.5KB
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5 72e7be10798c5a7c59972edb0a24f1d6
SHA256 37fe8e29a0b03c101b7de698fe335669bd98d2f4afdbe202bca00ceef540bd5d
CRC32 74264A6F
ssdeep 6144:uOnBQN0S6NtdqmLVF7T8oEKTHuf48B4L2+vtNwN7U0OTWFTo:hBQOD7Zp4lKTHufX+FNwN7Hdo
Yara
  • PE_Header_Zero - PE File Signature
  • Generic_Malware_Zero - Generic Malware
  • IsPE32 - (no description)
  • Is_DotNET_EXE - (no description)
  • Win32_Trojan_PWS_Net_1_Zero - Win32 Trojan PWS .NET Azorult

Suricata Alerts

Flow SID Signature Category
TCP 108.167.135.122:80 -> 192.168.56.103:49172 2221010 SURICATA HTTP unable to match response to request Generic Protocol Command Decode
TCP 192.168.56.103:49173 -> 154.55.180.142:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49171 -> 101.32.31.22:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49173 -> 154.55.180.142:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49171 -> 101.32.31.22:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49173 -> 154.55.180.142:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49171 -> 101.32.31.22:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49170 -> 15.197.142.173:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49170 -> 15.197.142.173:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49170 -> 15.197.142.173:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49172 -> 108.167.135.122:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49172 -> 108.167.135.122:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49172 -> 108.167.135.122:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49174 -> 74.220.199.6:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49174 -> 74.220.199.6:80 2031449 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49174 -> 74.220.199.6:80 2031453 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

IsDebuggerPresent

 0 0

IsDebuggerPresent

 0 0
Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
suspicious_features GET method with no useragent header suspicious_request GET http://www.hillcresthomegroup.com/fqiq/?RRH=e8IUz+kyOysVBZlQ7dDPCxDZEZgLUw6RtmKaFnpypWcRg6rSNETXHzLpDmYSKaMDSlUjICSm&rVBxDv=S0GhCN
suspicious_features GET method with no useragent header suspicious_request GET http://www.kangrungao.com/fqiq/?RRH=c0qy46zMNJWMlIfJWvLWas23i13YCpczqQVz26IikTOu0V/FV9kYBe5yW824zHJtR/JIW+qz&rVBxDv=S0GhCN
suspicious_features GET method with no useragent header suspicious_request GET http://www.benisano.com/fqiq/?RRH=1FzMW+0+OiUuFtKwwdX+18qfmmqzzEGxfDkpxhvrj8NPxWXEAOb928cDHixNpwT1SnXUPxEA&rVBxDv=S0GhCN
suspicious_features GET method with no useragent header suspicious_request GET http://www.eclecticrenaissancewoman.com/fqiq/?RRH=r0/ZbJtj1KlrPUtj6ktEAad/47kkdxrfw2ceKfpFhpDkJU8+thj5a8jyelsFbI6qHEc9DomI&rVBxDv=S0GhCN
request GET http://www.hillcresthomegroup.com/fqiq/?RRH=e8IUz+kyOysVBZlQ7dDPCxDZEZgLUw6RtmKaFnpypWcRg6rSNETXHzLpDmYSKaMDSlUjICSm&rVBxDv=S0GhCN
request GET http://www.kangrungao.com/fqiq/?RRH=c0qy46zMNJWMlIfJWvLWas23i13YCpczqQVz26IikTOu0V/FV9kYBe5yW824zHJtR/JIW+qz&rVBxDv=S0GhCN
request GET http://www.benisano.com/fqiq/?RRH=1FzMW+0+OiUuFtKwwdX+18qfmmqzzEGxfDkpxhvrj8NPxWXEAOb928cDHixNpwT1SnXUPxEA&rVBxDv=S0GhCN
request GET http://www.eclecticrenaissancewoman.com/fqiq/?RRH=r0/ZbJtj1KlrPUtj6ktEAad/47kkdxrfw2ceKfpFhpDkJU8+thj5a8jyelsFbI6qHEc9DomI&rVBxDv=S0GhCN
Time & API Arguments Status Return Repeated

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x74162000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 589824
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00420000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00470000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x74092000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x73a3b000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x73a51000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x73a52000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 786432
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00870000
allocation_type: 8192 (MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x008f0000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00462000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004d5000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004db000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004d7000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004bc000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x738ea000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00870000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0046a000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004ca000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004c7000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x70a71000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004ba000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004c6000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 8192
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00871000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x708c1000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x707c1000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00873000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00874000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x004bd000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 24576
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00875000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0087b000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0087c000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0087d000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 1608
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 1
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x0087e000
allocation_type: 4096 (MEM_COMMIT)
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x6ff11000
process_handle: 0xffffffff
1 0 0

NtProtectVirtualMemory

 process_identifier: 1608
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
length: 4096
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x6fec1000
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2808
region_size: 3158016
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x02510000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffff
1 0 0
section {u'size_of_data': u'0x0005c200', u'virtual_address': u'0x00002000', u'entropy': 7.770961083084638, u'name': u'.text', u'virtual_size': u'0x0005c168'} entropy 7.77096108308 description A section with a high entropy has been found
entropy 0.990591397849 description Overall entropy of this PE file is high
Time & API Arguments Status Return Repeated

LookupPrivilegeValueW

 system_name:
privilege_name: SeDebugPrivilege
1 1 0
description (no description) rule DebuggerCheck__GlobalFlags
description (no description) rule DebuggerCheck__QueryInfo
description (no description) rule DebuggerHiding__Thread
description (no description) rule DebuggerHiding__Active
description (no description) rule ThreadControl__Context
description (no description) rule SEH__vectored
description Bypass DEP rule disable_dep
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

 process_identifier: 2808
region_size: 167936
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00400000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0x00000270
1 0 0
Time & API Arguments Status Return Repeated

WriteProcessMemory

 buffer: MZERèXƒè ‹ÈƒÀ<‹ÁƒÀ(ÿᐸº´ Í!¸LÍ!This program cannot be run in DOS mode. $}f?9QH9QH9QH"šúHuQH"šÏH:QH"šÌH8QHRich9QHPELÕ¥R@à  |°Ô@@.textÌ{| `
base_address: 0x00400000
process_identifier: 2808
process_handle: 0x00000270
1 1 0

WriteProcessMemory

 buffer: @
base_address: 0x7efde008
process_identifier: 2808
process_handle: 0x00000270
1 1 0
Time & API Arguments Status Return Repeated

WriteProcessMemory

 buffer: MZERèXƒè ‹ÈƒÀ<‹ÁƒÀ(ÿᐸº´ Í!¸LÍ!This program cannot be run in DOS mode. $}f?9QH9QH9QH"šúHuQH"šÏH:QH"šÌH8QHRich9QHPELÕ¥R@à  |°Ô@@.textÌ{| `
base_address: 0x00400000
process_identifier: 2808
process_handle: 0x00000270
1 1 0
Elastic malicious (high confidence)
FireEye Generic.mg.72e7be10798c5a7c
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Symantec Scr.Malcode!gdn30
APEX Malicious
SentinelOne Static AI - Suspicious PE
Cynet Malicious (score: 100)
Malwarebytes MachineLearning/Anomalous.96%
Cybereason malicious.d3070f
MaxSecure Trojan.Malware.300983.susgen
Process injection Process 1608 called NtSetContextThread to modify thread in remote process 2808
Time & API Arguments Status Return Repeated

NtSetContextThread

 registers.eip: 0
registers.esp: 0
registers.edi: 0
registers.eax: 4314288
registers.ebp: 0
registers.edx: 0
registers.ebx: 2130567168
registers.esi: 0
registers.ecx: 0
thread_handle: 0x00000268
process_identifier: 2808
1 0 0
Process injection Process 1608 resumed a thread in remote process 2808
Time & API Arguments Status Return Repeated

NtResumeThread

 thread_handle: 0x00000268
suspend_count: 1
process_identifier: 2808
1 0 0
Time & API Arguments Status Return Repeated

NtResumeThread

 thread_handle: 0x00000144
suspend_count: 1
process_identifier: 1608
1 0 0

NtResumeThread

 thread_handle: 0x000001b8
suspend_count: 1
process_identifier: 1608
1 0 0

NtResumeThread

 thread_handle: 0x00000200
suspend_count: 1
process_identifier: 1608
1 0 0

CreateProcessInternalW

 thread_identifier: 1288
thread_handle: 0x00000268
process_identifier: 2808
current_directory:
filepath: C:\Users\test22\AppData\Local\Temp\rundll32.exe
track: 1
command_line:
filepath_r: C:\Users\test22\AppData\Local\Temp\rundll32.exe
stack_pivoted: 0
creation_flags: 134742020 (CREATE_NO_WINDOW|CREATE_SUSPENDED|EXTENDED_STARTUPINFO_PRESENT)
inherit_handles: 0
process_handle: 0x00000270
1 1 0

NtGetContextThread

 thread_handle: 0x00000268
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2808
region_size: 167936
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00400000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0x00000270
1 0 0

WriteProcessMemory

 buffer: MZERèXƒè ‹ÈƒÀ<‹ÁƒÀ(ÿᐸº´ Í!¸LÍ!This program cannot be run in DOS mode. $}f?9QH9QH9QH"šúHuQH"šÏH:QH"šÌH8QHRich9QHPELÕ¥R@à  |°Ô@@.textÌ{| `
base_address: 0x00400000
process_identifier: 2808
process_handle: 0x00000270
1 1 0

WriteProcessMemory

 buffer:
base_address: 0x00401000
process_identifier: 2808
process_handle: 0x00000270
1 1 0

WriteProcessMemory

 buffer: @
base_address: 0x7efde008
process_identifier: 2808
process_handle: 0x00000270
1 1 0

NtSetContextThread

 registers.eip: 0
registers.esp: 0
registers.edi: 0
registers.eax: 4314288
registers.ebp: 0
registers.edx: 0
registers.ebx: 2130567168
registers.esi: 0
registers.ecx: 0
thread_handle: 0x00000268
process_identifier: 2808
1 0 0

NtResumeThread

 thread_handle: 0x00000268
suspend_count: 1
process_identifier: 2808
1 0 0