Analysis
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max time kernel
140s -
max time network
165s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
21-07-2021 18:06
Static task
static1
Behavioral task
behavioral1
Sample
b334ee94717042f0eec8afc014711302.dll
Resource
win7v20210408
General
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Target
b334ee94717042f0eec8afc014711302.dll
-
Size
544KB
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MD5
b334ee94717042f0eec8afc014711302
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SHA1
697bfc0d601e704cf603506adda8590a3b5832e8
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SHA256
fe91dea9457e5d92d63cb97758a278939ef33b0529bce694dba57d2db5caedee
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SHA512
41bde9e3b0ba17377214482e3dda7f32a1d1dde208ed727699747d443d79d1567b1fb568ec251a731a5707f127f321e8ad73ca488edd33e8292b32c92ab5aee2
Malware Config
Extracted
trickbot
100018
rob109
38.110.103.124:443
185.56.76.28:443
204.138.26.60:443
60.51.47.65:443
74.85.157.139:443
68.69.26.182:443
38.110.103.136:443
38.110.103.18:443
138.34.28.219:443
185.56.76.94:443
217.115.240.248:443
24.162.214.166:443
80.15.2.105:443
154.58.23.192:443
38.110.100.104:443
45.36.99.184:443
185.56.76.108:443
185.56.76.72:443
138.34.28.35:443
97.83.40.67:443
38.110.103.113:443
38.110.100.142:443
184.74.99.214:443
103.105.254.17:443
62.99.76.213:443
82.159.149.52:443
38.110.100.33:443
38.110.100.242:443
185.13.79.3:443
-
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 18 ipinfo.io -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
wermgr.exedescription pid process Token: SeDebugPrivilege 1224 wermgr.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1972 wrote to memory of 1992 1972 rundll32.exe rundll32.exe PID 1972 wrote to memory of 1992 1972 rundll32.exe rundll32.exe PID 1972 wrote to memory of 1992 1972 rundll32.exe rundll32.exe PID 1972 wrote to memory of 1992 1972 rundll32.exe rundll32.exe PID 1972 wrote to memory of 1992 1972 rundll32.exe rundll32.exe PID 1972 wrote to memory of 1992 1972 rundll32.exe rundll32.exe PID 1972 wrote to memory of 1992 1972 rundll32.exe rundll32.exe PID 1992 wrote to memory of 1328 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 1328 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 1328 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 1328 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 1224 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 1224 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 1224 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 1224 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 1224 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 1224 1992 rundll32.exe wermgr.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b334ee94717042f0eec8afc014711302.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b334ee94717042f0eec8afc014711302.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe3⤵
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1224-72-0x0000000000000000-mapping.dmp
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memory/1224-74-0x0000000000190000-0x0000000000191000-memory.dmpFilesize
4KB
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memory/1224-73-0x0000000000060000-0x0000000000088000-memory.dmpFilesize
160KB
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memory/1992-59-0x0000000000000000-mapping.dmp
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memory/1992-60-0x00000000760B1000-0x00000000760B3000-memory.dmpFilesize
8KB
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memory/1992-61-0x00000000002C0000-0x00000000002FB000-memory.dmpFilesize
236KB
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memory/1992-64-0x00000000003B0000-0x00000000003E9000-memory.dmpFilesize
228KB
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memory/1992-66-0x00000000003F0000-0x0000000000427000-memory.dmpFilesize
220KB
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memory/1992-69-0x00000000004B0000-0x00000000004F4000-memory.dmpFilesize
272KB
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memory/1992-68-0x0000000000280000-0x00000000002B8000-memory.dmpFilesize
224KB
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memory/1992-70-0x0000000000300000-0x0000000000311000-memory.dmpFilesize
68KB
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memory/1992-71-0x0000000000261000-0x0000000000263000-memory.dmpFilesize
8KB