Analysis
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max time kernel
17s -
max time network
139s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 15:47
Static task
static1
General
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Target
1146244c5a2d45cfc69873a8d57ee11996849d5cfd90a211c0e722bb8103693d.dll
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Size
172KB
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MD5
3babd4c4817cff8e32d3f38b4700213d
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SHA1
1dee665e62f8cc818b6ff16a541f34edb9e8aef8
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SHA256
1146244c5a2d45cfc69873a8d57ee11996849d5cfd90a211c0e722bb8103693d
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SHA512
9f7ca385ac0386a04300fd8ee229f7e7f70252ae4b6f4e09c59c3a89b304ee3e0a2cb778c4d89af2bd48cd60ce75bf6c5bdca9afb5eae68b1e7ed6f369a42e99
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/3120-115-0x0000000074300000-0x0000000074330000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 1956 3120 WerFault.exe 69 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe 1956 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 1956 WerFault.exe Token: SeBackupPrivilege 1956 WerFault.exe Token: SeDebugPrivilege 1956 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3876 wrote to memory of 3120 3876 rundll32.exe 69 PID 3876 wrote to memory of 3120 3876 rundll32.exe 69 PID 3876 wrote to memory of 3120 3876 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1146244c5a2d45cfc69873a8d57ee11996849d5cfd90a211c0e722bb8103693d.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3876 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1146244c5a2d45cfc69873a8d57ee11996849d5cfd90a211c0e722bb8103693d.dll,#12⤵PID:3120
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 6803⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1956
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