Analysis
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max time kernel
68s -
max time network
131s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
22-07-2021 08:05
Static task
static1
Behavioral task
behavioral1
Sample
72d61074196aab2e16028265c40c0281.dll
Resource
win7v20210408
General
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Target
72d61074196aab2e16028265c40c0281.dll
-
Size
544KB
-
MD5
72d61074196aab2e16028265c40c0281
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SHA1
c3510285d5212885fd892623c769339239487065
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SHA256
faba77692acd1b52614d6379b4f197af178119baef932ee3157098e3bbcceef7
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SHA512
358743d0b7297e8ead4d2baf48ed8c99660ceea6a0831410bb8d96e1b159f6bbf767ffa85a2a699fef40a3172e44f3ccc51765d66c5fecbd6520417c8f633e0d
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 6 ipinfo.io -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
wermgr.exedescription pid process Token: SeDebugPrivilege 688 wermgr.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1936 wrote to memory of 1992 1936 rundll32.exe rundll32.exe PID 1936 wrote to memory of 1992 1936 rundll32.exe rundll32.exe PID 1936 wrote to memory of 1992 1936 rundll32.exe rundll32.exe PID 1936 wrote to memory of 1992 1936 rundll32.exe rundll32.exe PID 1936 wrote to memory of 1992 1936 rundll32.exe rundll32.exe PID 1936 wrote to memory of 1992 1936 rundll32.exe rundll32.exe PID 1936 wrote to memory of 1992 1936 rundll32.exe rundll32.exe PID 1992 wrote to memory of 548 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 548 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 548 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 548 1992 rundll32.exe cmd.exe PID 1992 wrote to memory of 688 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 688 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 688 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 688 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 688 1992 rundll32.exe wermgr.exe PID 1992 wrote to memory of 688 1992 rundll32.exe wermgr.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\72d61074196aab2e16028265c40c0281.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\72d61074196aab2e16028265c40c0281.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/688-73-0x0000000000000000-mapping.dmp
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memory/688-75-0x00000000001A0000-0x00000000001A1000-memory.dmpFilesize
4KB
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memory/688-74-0x0000000000060000-0x0000000000088000-memory.dmpFilesize
160KB
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memory/1992-60-0x0000000000000000-mapping.dmp
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memory/1992-61-0x00000000760B1000-0x00000000760B3000-memory.dmpFilesize
8KB
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memory/1992-62-0x00000000007D0000-0x000000000080B000-memory.dmpFilesize
236KB
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memory/1992-65-0x0000000000830000-0x0000000000869000-memory.dmpFilesize
228KB
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memory/1992-67-0x00000000008B0000-0x00000000008E7000-memory.dmpFilesize
220KB
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memory/1992-69-0x0000000000290000-0x00000000002C8000-memory.dmpFilesize
224KB
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memory/1992-71-0x00000000001F0000-0x0000000000201000-memory.dmpFilesize
68KB
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memory/1992-70-0x00000000008F0000-0x0000000000934000-memory.dmpFilesize
272KB
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memory/1992-72-0x00000000001E1000-0x00000000001E3000-memory.dmpFilesize
8KB