Analysis
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max time kernel
68s -
max time network
135s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
05-05-2021 18:59
Static task
static1
Behavioral task
behavioral1
Sample
3a7631ea661cd90f63d4f09376de6555.exe
Resource
win7v20210408
General
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Target
3a7631ea661cd90f63d4f09376de6555.exe
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Size
644KB
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MD5
3a7631ea661cd90f63d4f09376de6555
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SHA1
bddf9b33ca5dcda3c46101cee3e92b4709d118c9
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SHA256
c89a67fb02f93f2c35d2a2333b283acff44bce36880df33fe6c7fb3917c8bd47
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SHA512
5f446c4b98fdbebff194af586bf9c0ba81517d05f891883c9dea918a52875a921f657838a0fad633ee06a5eeb0ab1ea80fa9382faa63dabd8859cf46ec181935
Malware Config
Extracted
trickbot
2000029
tot94
103.66.72.217:443
117.252.68.211:443
103.124.173.35:443
115.73.211.230:443
117.54.250.246:443
131.0.112.122:443
102.176.221.78:443
181.176.161.143:443
154.79.251.172:443
103.111.199.76:443
103.54.41.193:443
154.79.244.182:443
154.79.245.158:443
139.255.116.42:443
178.254.161.250:443
178.134.47.166:443
158.181.179.229:443
103.90.197.33:443
109.207.165.40:443
178.72.192.20:443
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autorunName:pwgrabbName:pwgrabc
Signatures
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 9 wtfismyip.com -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
wermgr.exedescription pid process Token: SeDebugPrivilege 2000 wermgr.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
3a7631ea661cd90f63d4f09376de6555.exepid process 1832 3a7631ea661cd90f63d4f09376de6555.exe 1832 3a7631ea661cd90f63d4f09376de6555.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
3a7631ea661cd90f63d4f09376de6555.exedescription pid process target process PID 1832 wrote to memory of 1376 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 1376 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 1376 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 1376 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 1468 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 1468 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 1468 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 1468 1832 3a7631ea661cd90f63d4f09376de6555.exe cmd.exe PID 1832 wrote to memory of 2000 1832 3a7631ea661cd90f63d4f09376de6555.exe wermgr.exe PID 1832 wrote to memory of 2000 1832 3a7631ea661cd90f63d4f09376de6555.exe wermgr.exe PID 1832 wrote to memory of 2000 1832 3a7631ea661cd90f63d4f09376de6555.exe wermgr.exe PID 1832 wrote to memory of 2000 1832 3a7631ea661cd90f63d4f09376de6555.exe wermgr.exe PID 1832 wrote to memory of 2000 1832 3a7631ea661cd90f63d4f09376de6555.exe wermgr.exe PID 1832 wrote to memory of 2000 1832 3a7631ea661cd90f63d4f09376de6555.exe wermgr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3a7631ea661cd90f63d4f09376de6555.exe"C:\Users\Admin\AppData\Local\Temp\3a7631ea661cd90f63d4f09376de6555.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe2⤵PID:1376
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe2⤵PID:1468
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2000
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1832-59-0x0000000074D91000-0x0000000074D93000-memory.dmpFilesize
8KB
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memory/1832-60-0x0000000001DD0000-0x0000000001E0F000-memory.dmpFilesize
252KB
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memory/1832-63-0x0000000000640000-0x000000000067C000-memory.dmpFilesize
240KB
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memory/1832-64-0x0000000001E11000-0x0000000001E4A000-memory.dmpFilesize
228KB
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memory/1832-65-0x0000000001D20000-0x0000000001D31000-memory.dmpFilesize
68KB
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memory/1832-66-0x0000000010001000-0x0000000010003000-memory.dmpFilesize
8KB
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memory/2000-67-0x0000000000000000-mapping.dmp
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memory/2000-68-0x00000000000E0000-0x0000000000109000-memory.dmpFilesize
164KB
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memory/2000-69-0x0000000000190000-0x0000000000191000-memory.dmpFilesize
4KB