Analysis
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max time kernel
17s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 15:46
Static task
static1
General
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Target
cf6c75d3a8f768be2222a2c580eed7d9ddabea4f1ec3b0a63dabac9e77d2eade.dll
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Size
172KB
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MD5
86be87c097abbb65e447f43b4617c4a0
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SHA1
7af1c4678e7dd680b21ee8fee646317b525e5e5f
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SHA256
cf6c75d3a8f768be2222a2c580eed7d9ddabea4f1ec3b0a63dabac9e77d2eade
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SHA512
57dc956685a7d3b4f46062dc78624ceb309a7c378864fc8566bb87a6300c9cc9a2e51cfa84227afccba91ce5ca0e52d4f6f2eaec592bc30759f98f45ccf53bb0
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/496-115-0x0000000073860000-0x0000000073890000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 3672 496 WerFault.exe 69 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe 3672 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 3672 WerFault.exe Token: SeBackupPrivilege 3672 WerFault.exe Token: SeDebugPrivilege 3672 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4056 wrote to memory of 496 4056 rundll32.exe 69 PID 4056 wrote to memory of 496 4056 rundll32.exe 69 PID 4056 wrote to memory of 496 4056 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cf6c75d3a8f768be2222a2c580eed7d9ddabea4f1ec3b0a63dabac9e77d2eade.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cf6c75d3a8f768be2222a2c580eed7d9ddabea4f1ec3b0a63dabac9e77d2eade.dll,#12⤵PID:496
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 496 -s 6803⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3672
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