Analysis
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max time kernel
131s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 20:30
Static task
static1
Behavioral task
behavioral1
Sample
Documents.dll
Resource
win7-20240903-en
General
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Target
Documents.dll
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Size
1.7MB
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MD5
133f935f9bc1c919af18db30f9db657d
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SHA1
afb6253e491e109ebe2445ab4935f37120420b5c
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SHA256
0648bdad8a597280f65f4db2448ba1524d6508841933156f4dfef9d1fe2e5075
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SHA512
5d0c5f6ca0b28253a3537c11cfc7f5a72e417c4b4607a148dfa770c307466e81058f56b7ad67cb32761442cda0d720ea23281b41b4979f545ceff5041327cd04
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SSDEEP
49152:7OkkXuEs0GpGwx4JaTD6ydQD1xR88sxq57nN:UXuEUX4
Malware Config
Extracted
trickbot
100019
leg1
65.152.201.203:443
185.56.175.122:443
46.99.175.217:443
179.189.229.254:443
46.99.175.149:443
181.129.167.82:443
216.166.148.187:443
46.99.188.223:443
128.201.76.252:443
62.99.79.77:443
60.51.47.65:443
24.162.214.166:443
45.36.99.184:443
97.83.40.67:443
184.74.99.214:443
103.105.254.17:443
62.99.76.213:443
82.159.149.52:443
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autorunName:pwgrabbName:pwgrabc
Signatures
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Trickbot family
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1608 wermgr.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1152 wrote to memory of 1800 1152 regsvr32.exe 31 PID 1152 wrote to memory of 1800 1152 regsvr32.exe 31 PID 1152 wrote to memory of 1800 1152 regsvr32.exe 31 PID 1152 wrote to memory of 1800 1152 regsvr32.exe 31 PID 1152 wrote to memory of 1800 1152 regsvr32.exe 31 PID 1152 wrote to memory of 1800 1152 regsvr32.exe 31 PID 1152 wrote to memory of 1800 1152 regsvr32.exe 31 PID 1800 wrote to memory of 1524 1800 regsvr32.exe 32 PID 1800 wrote to memory of 1524 1800 regsvr32.exe 32 PID 1800 wrote to memory of 1524 1800 regsvr32.exe 32 PID 1800 wrote to memory of 1524 1800 regsvr32.exe 32 PID 1800 wrote to memory of 1608 1800 regsvr32.exe 33 PID 1800 wrote to memory of 1608 1800 regsvr32.exe 33 PID 1800 wrote to memory of 1608 1800 regsvr32.exe 33 PID 1800 wrote to memory of 1608 1800 regsvr32.exe 33 PID 1800 wrote to memory of 1608 1800 regsvr32.exe 33 PID 1800 wrote to memory of 1608 1800 regsvr32.exe 33
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\Documents.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\Documents.dll2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe3⤵PID:1524
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1608
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