Analysis
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max time kernel
17s -
max time network
116s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 15:42
Static task
static1
General
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Target
18eaa7876abeb4b97615384bd038179966d08f54e298094404bb87fca0bdb623.dll
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Size
170KB
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MD5
853183cbfdb22e86122e17a96a0a1b13
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SHA1
62cd576c75f4e2d0497603df7dbc471f5fdc63c6
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SHA256
18eaa7876abeb4b97615384bd038179966d08f54e298094404bb87fca0bdb623
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SHA512
b2107f4f2fdd783641064237bf0b15ee2c3f8f479573c96d5ebdd35a44127c7352e6695f99580ee15c42daf39b2169d862dbc8ffaba9eaff157d7d8974ccbb65
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
128.199.200.38:443
192.163.233.216:6601
43.229.206.244:4125
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/3188-115-0x00000000739D0000-0x0000000073A00000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 1124 3188 WerFault.exe 69 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe 1124 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 1124 WerFault.exe Token: SeBackupPrivilege 1124 WerFault.exe Token: SeDebugPrivilege 1124 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3720 wrote to memory of 3188 3720 rundll32.exe 69 PID 3720 wrote to memory of 3188 3720 rundll32.exe 69 PID 3720 wrote to memory of 3188 3720 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\18eaa7876abeb4b97615384bd038179966d08f54e298094404bb87fca0bdb623.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3720 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\18eaa7876abeb4b97615384bd038179966d08f54e298094404bb87fca0bdb623.dll,#12⤵PID:3188
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3188 -s 6803⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1124
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