Analysis
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max time kernel
18s -
max time network
116s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 11:30
Static task
static1
General
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Target
e205402bbd55f66af079b708d793bf2c6071dcd37c4ffdb938703e9940dc7e31.dll
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Size
170KB
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MD5
48e8bbc2078488ca35cc6638c343b9af
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SHA1
a98cd42f7b58a8b4d1c9c4c2bf793e52942e1eb6
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SHA256
e205402bbd55f66af079b708d793bf2c6071dcd37c4ffdb938703e9940dc7e31
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SHA512
027ca24fbf69e58ae95526723cecd36c7eda478d54365b327163d8e265e8ce6b34a7a36967c33f452f3c9620e18595e5085672dad36ee233d852d55340288153
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/2164-115-0x0000000073860000-0x0000000073890000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 1532 2164 WerFault.exe 72 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe 1532 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 1532 WerFault.exe Token: SeBackupPrivilege 1532 WerFault.exe Token: SeDebugPrivilege 1532 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3244 wrote to memory of 2164 3244 rundll32.exe 72 PID 3244 wrote to memory of 2164 3244 rundll32.exe 72 PID 3244 wrote to memory of 2164 3244 rundll32.exe 72
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e205402bbd55f66af079b708d793bf2c6071dcd37c4ffdb938703e9940dc7e31.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3244 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e205402bbd55f66af079b708d793bf2c6071dcd37c4ffdb938703e9940dc7e31.dll,#12⤵PID:2164
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 6843⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1532
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