Analysis
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max time kernel
17s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 15:34
Static task
static1
General
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Target
25e609eb60b0da396787c1ef790e8edf0f41bebb408faa9901573f1313252e81.dll
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Size
172KB
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MD5
3983670852fa10c8d0bffce8fd5dfee9
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SHA1
608600d51bfaa0b66227e1792e9c20e227a15283
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SHA256
25e609eb60b0da396787c1ef790e8edf0f41bebb408faa9901573f1313252e81
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SHA512
1acc2b7d51fa0313f2515079f1b60e80d33196492ac6c3b11277f10e9664f7ed51d471d780a85d89e70a3cbb86e40ebd3d92c8ff361a15014e79b6e745b13f12
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/3048-115-0x00000000739D0000-0x0000000073A00000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2808 3048 WerFault.exe 50 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe 2808 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 2808 WerFault.exe Token: SeBackupPrivilege 2808 WerFault.exe Token: SeDebugPrivilege 2808 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3172 wrote to memory of 3048 3172 rundll32.exe 50 PID 3172 wrote to memory of 3048 3172 rundll32.exe 50 PID 3172 wrote to memory of 3048 3172 rundll32.exe 50
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\25e609eb60b0da396787c1ef790e8edf0f41bebb408faa9901573f1313252e81.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3172 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\25e609eb60b0da396787c1ef790e8edf0f41bebb408faa9901573f1313252e81.dll,#12⤵PID:3048
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 6803⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2808
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