Analysis
- max time kernel
21s - max time network
111s - platform
windows10_x64 - resource
win10v20201028 - submitted
24/02/2021, 15:39
Static task
static1
Behavioral task
behavioral1
Sample
acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168.dll
Resource
win7v20201028
0 signatures
0 seconds
General
- Target acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168.dll
- Size 188KB
- Sample210224-779qq65dya
- SHA256 acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168
- MD5 0ac2aee17ea363af64a3fa3f499e6e9c
- SHA1 b616388ca74a8225597c1dc046b828e334d82e03
- SHA512 b6b514cc79534b99c8a34e57b45a0855b72e82b9f007468135bfe9412d077861505d75df1b7973eb17581c0f9a6f98e6c5b69c52a1a33573860ed4308e91e92b
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
dridex
Botnet
-
111
C2
-
209.151.236.42:443
-
91.121.94.86:8172
-
5.189.144.136:6516
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral2/memory/4024-3-0x0000000073B90000-0x0000000073BC1000-memory.dmp dridex_ldr - Program crash 1 IoCs
pid pid_target Process procid_target 3216 4024 WerFault.exe 69 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe 3216 WerFault.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 3216 WerFault.exe Token: SeBackupPrivilege 3216 WerFault.exe Token: SeDebugPrivilege 3216 WerFault.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3496 wrote to memory of 4024 3496 rundll32.exe 69 PID 3496 wrote to memory of 4024 3496 rundll32.exe 69 PID 3496 wrote to memory of 4024 3496 rundll32.exe 69
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3496 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168.dll,#12⤵PID:4024
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 7123⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3216
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