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Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/12/2024, 17:14
Static task
static1
Behavioral task
behavioral1
Sample
b63f73223e751d72f1ac0ae87b2e55c1197c1987bc0855777bdde43f75ac8e8c.dll
Resource
win7-20240903-en
General
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Target
b63f73223e751d72f1ac0ae87b2e55c1197c1987bc0855777bdde43f75ac8e8c.dll
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Size
440KB
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MD5
5b4d685202c8da84df31f2e0f965e256
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SHA1
b94d1ca2bb5c0b9f485519732442a5e5a6becda9
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SHA256
b63f73223e751d72f1ac0ae87b2e55c1197c1987bc0855777bdde43f75ac8e8c
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SHA512
82a0ece9b53837fc74285607c43851a054c6e2ec2937352427986d260d9bcbaa8bdd363157cbe53d38afd13904a3f0d687c1140b332bee240549f5b3ba41c9f8
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SSDEEP
6144:v5+iRFTkRhO9SEdtZtfherliYSuTNpBRaj4gzaxCdKJjWJFWMaDTX3H:JFTkUtZTm4EBpL0zacMScx7
Malware Config
Extracted
trickbot
100019
rob141
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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Program crash 1 IoCs
pid pid_target Process procid_target 1040 4540 WerFault.exe 83 -
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 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4496 wermgr.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4384 wrote to memory of 4540 4384 rundll32.exe 83 PID 4384 wrote to memory of 4540 4384 rundll32.exe 83 PID 4384 wrote to memory of 4540 4384 rundll32.exe 83 PID 4540 wrote to memory of 4792 4540 rundll32.exe 84 PID 4540 wrote to memory of 4792 4540 rundll32.exe 84 PID 4540 wrote to memory of 4792 4540 rundll32.exe 84 PID 4540 wrote to memory of 4496 4540 rundll32.exe 85 PID 4540 wrote to memory of 4496 4540 rundll32.exe 85 PID 4540 wrote to memory of 4496 4540 rundll32.exe 85 PID 4540 wrote to memory of 4496 4540 rundll32.exe 85
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b63f73223e751d72f1ac0ae87b2e55c1197c1987bc0855777bdde43f75ac8e8c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4384 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b63f73223e751d72f1ac0ae87b2e55c1197c1987bc0855777bdde43f75ac8e8c.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4540 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe3⤵PID:4792
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
PID:4496
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 6523⤵
- Program crash
PID:1040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4540 -ip 45401⤵PID:5000