Analysis
- max time kernel
133s - max time network
138s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
30/01/2024, 10:51
Static task
static1
Behavioral task
behavioral1
Sample
81a6bfaaad389aa059b0b1f59a7018f6.exe
Resource
win7-20231215-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
81a6bfaaad389aa059b0b1f59a7018f6.exe
Resource
win10v2004-20231222-en
9 signatures
150 seconds
General
- Target 81a6bfaaad389aa059b0b1f59a7018f6.exe
- Size 3.9MB
- Sample240130-mxt97aede6
- SHA256 fdc232f395a64331881a5ef09b607da91c0a2cce0b0ebced9aaf94e3a57ceff2
- MD5 81a6bfaaad389aa059b0b1f59a7018f6
- SHA1 993ea40ffd41a3e138c3c126c82e9229791d69cd
- SHA512 53db1d72e1ca79d68f629a94f9753f069d45d060417991abd01a5c63c5ec331e185f2b74177aad9d1bda0b11a23ae93b95ee7e96897ad342ab055ff188e06580
- SSDEEP 98304:W0vwXjuJmr5/JkCpoP2GtFd92whlaoTyp7:W0Por5SP/tFisTG
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- SectopRAT payload 5 IoCs
resource yara_rule behavioral1/memory/2156-24-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat behavioral1/memory/2156-25-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat behavioral1/memory/2156-28-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat behavioral1/memory/2156-30-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat behavioral1/memory/2156-32-0x0000000000400000-0x00000000004D4000-memory.dmp family_sectoprat - Loads dropped DLL 1 IoCs
pid Process 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1888 set thread context of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 - Program crash 1 IoCs
pid pid_target Process procid_target 2540 1888 WerFault.exe 27 - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2156 InstallUtil.exe - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2156 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 30 PID 1888 wrote to memory of 2540 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 31 PID 1888 wrote to memory of 2540 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 31 PID 1888 wrote to memory of 2540 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 31 PID 1888 wrote to memory of 2540 1888 81a6bfaaad389aa059b0b1f59a7018f6.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\81a6bfaaad389aa059b0b1f59a7018f6.exe"C:\Users\Admin\AppData\Local\Temp\81a6bfaaad389aa059b0b1f59a7018f6.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2156
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 7282⤵
- Program crash
PID:2540
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp1F55.tmp
- Size 20KB
- SHA256 4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988
- MD5 c9ff7748d8fcef4cf84a5501e996a641
- SHA1 02867e5010f62f97ebb0cfb32cb3ede9449fe0c9
- SHA512 d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73
- SSDEEP 12:TLVsFVP89GkwtwhuFdbXGwvfhowcFOaOmzdOtssh+bgc4Jp+FxOUwa5q0S9zXhZn:TLcF1kwNbXYFpFNYcw+6UwcQVXH5fB
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\Protect544cd51a.dll
- Size 742KB
- SHA256 dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
- MD5 544cd51a596619b78e9b54b70088307d
- SHA1 4769ddd2dbc1dc44b758964ed0bd231b85880b65
- SHA512 f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719
- SSDEEP 12288:wCMz4nuvURpZ4jR1b2Ag+dQMWCD8iN2+OeO+OeNhBBhhBBgoo+A1AW8JwkaCZ+36:wCs4uvW4jfb2K90oo+C8JwUZc0
- MD5 SHA1 SHA512 SSDEEP