Analysis
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max time kernel
17s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 15:33
Static task
static1
General
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Target
1f357698e486a704227bdf56c5ec12e3be1f41cef4ce0a22ddf3c81aee64ae55.dll
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Size
172KB
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MD5
9c37539921a60ae9ec07ecdf9dcd7c4a
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SHA1
d2042092c4d3ffe72c701832001e5b76dfe321a5
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SHA256
1f357698e486a704227bdf56c5ec12e3be1f41cef4ce0a22ddf3c81aee64ae55
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SHA512
3201f34d96627e7d25d11727ea72d98fb989df2858cb40749eb839f643b8442d8b69fcae2d39c7b31280c731d90d302f2d1b710704cbed0d6143ded26f593ff2
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/3916-115-0x0000000073F20000-0x0000000073F50000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 3040 3916 WerFault.exe 69 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe 3040 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 3040 WerFault.exe Token: SeBackupPrivilege 3040 WerFault.exe Token: SeDebugPrivilege 3040 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4036 wrote to memory of 3916 4036 rundll32.exe 69 PID 4036 wrote to memory of 3916 4036 rundll32.exe 69 PID 4036 wrote to memory of 3916 4036 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f357698e486a704227bdf56c5ec12e3be1f41cef4ce0a22ddf3c81aee64ae55.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4036 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f357698e486a704227bdf56c5ec12e3be1f41cef4ce0a22ddf3c81aee64ae55.dll,#12⤵PID:3916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3916 -s 6843⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3040
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