Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	July 6, 2022, 7:38 a.m.	July 6, 2022, 7:41 a.m.

Size	524.7KB
Type	PE32+ executable (GUI) x86-64, for MS Windows
MD5	`d1b1a4a6484426147fcf00b54ef4a6b6`
SHA256	`ba5860c34e4257596d254ecad3f00e78c999b03bc2f61339f80edb70ebc7780b`
CRC32	`9A3CBA99`
ssdeep	`1536:6rae78zjORCDGwfdCSog01313L90+eUbPbYTqiCsBPhakHmbibO:SahKyd2n31S+e4QMsBokHmCO`
PDB Path	wextract.pdb
Yara	Win32_Trojan_Emotet_RL_Gen_Zero - Win32 Trojan Emotet Win32_Trojan_Emotet_2_Zero - Win32 Trojan Emotet Win32_Trojan_Gen_1_0904B0_Zero - Win32 Trojan Emotet Malicious_Library_Zero - Malicious_Library PE_Header_Zero - PE File Signature IsPE64 - (no description)

tr.txt "C:\Users\test22\AppData\Local\Temp\tr.txt"
2768
- installer_ovl_sig.exe C:\Users\test22\AppData\Local\Temp\IXP000.TMP\installer_ovl_sig.exe
  2980

Name	Response	Post-Analysis Lookup
No hosts contacted.

IP Address	Status	Action
No hosts contacted.

Suricata Alerts

No Suricata Alerts

Suricata TLS

No Suricata TLS

Queries for the computername (2 events)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameA July 6, 2022, 7:39 a.m.	computer_name: TEST22-PC	1	1	0
GetComputerNameW July 6, 2022, 7:39 a.m.	computer_name: TEST22-PC	1	1	0

Checks if process is being debugged by a debugger (4 events)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent July 6, 2022, 7:39 a.m.			0	0
IsDebuggerPresent July 6, 2022, 7:39 a.m.			0	0
IsDebuggerPresent July 6, 2022, 7:39 a.m.			0	0
IsDebuggerPresent July 6, 2022, 7:39 a.m.			0	0

This executable has a PDB path (1 event)

pdb_path

wextract.pdb

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx July 6, 2022, 7:39 a.m.		1	1	0

Allocates read-write-execute memory (usually to unpack itself) (17 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 393216 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
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00440000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72e31000 process_handle: 0xffffffff	1
NtProtectVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72e32000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 2162688 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00a50000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00c20000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004a2000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 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
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 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
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 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
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 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
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009e0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004ac000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 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
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x004aa000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 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
NtAllocateVirtualMemory July 6, 2022, 7:39 a.m.	process_identifier: 2980 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

Creates executable files on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\IXP000.TMP\installer_ovl_sig.exe

Drops an executable to the user AppData folder (1 event)

file	C:\Users\test22\AppData\Local\Temp\IXP000.TMP\installer_ovl_sig.exe

File has been identified by 9 AntiVirus engines on VirusTotal as malicious (9 events)

MicroWorld-eScan	Trojan.Hulk.Gen.1
Cylance	Unsafe
ESET-NOD32	a variant of MSIL/TrojanDownloader.Agent.MLF
Kaspersky	Trojan-Banker.Win32.Bandra.aps
Rising	Malware.SwollenFile!1.DDB4 (CLASSIC)
DrWeb	Trojan.DownLoaderNET.415
ZoneAlarm	Trojan-Banker.Win32.Bandra.aps
Microsoft	Trojan:Win32/Woreflint.A!cl
ALYac	Trojan.Hulk.Gen.1

Installs itself for autorun at Windows startup (1 event)

reg_key

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0

reg_value

rundll32.exe C:\Windows\system32\advpack.dll,DelNodeRunDLL32 "C:\Users\test22\AppData\Local\Temp\IXP000.TMP\"

Deletes executed files from disk (1 event)

file	C:\Users\test22\AppData\Local\Temp\IXP000.TMP\installer_ovl_sig.exe

tr.txt

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Suricata TLS

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