Analysis
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max time kernel
20s -
max time network
119s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 12:06
Static task
static1
General
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Target
b6536dcae6558e259f0fea872651f4f1b5e210c4fe34b3b22a92348a59eadf65.dll
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Size
172KB
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MD5
aee1b005a181191cb5032a1a3f17e6f8
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SHA1
6f91a8356cbe50ea5edd4cb9b13dd2ffe94336d2
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SHA256
b6536dcae6558e259f0fea872651f4f1b5e210c4fe34b3b22a92348a59eadf65
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SHA512
f83692e3792e31315a524c468d731b30a0211f3d2dab636c703b4ce994b7056265f7a3fa73165e234426d609fc4b07b6419c21bb5288b5a0aea5e9bdcee4d198
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
210.65.244.187:443
162.241.41.92:2303
46.231.204.10:8172
185.183.159.100:4125
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/1944-115-0x0000000073660000-0x0000000073690000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 3516 1944 WerFault.exe 36 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe 3516 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 3516 WerFault.exe Token: SeBackupPrivilege 3516 WerFault.exe Token: SeDebugPrivilege 3516 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2232 wrote to memory of 1944 2232 rundll32.exe 36 PID 2232 wrote to memory of 1944 2232 rundll32.exe 36 PID 2232 wrote to memory of 1944 2232 rundll32.exe 36
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b6536dcae6558e259f0fea872651f4f1b5e210c4fe34b3b22a92348a59eadf65.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2232 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b6536dcae6558e259f0fea872651f4f1b5e210c4fe34b3b22a92348a59eadf65.dll,#12⤵PID:1944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 6763⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3516
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