Analysis
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max time kernel
140s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
03-03-2024 20:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b05ff3ad0ecb9a0f61069c6fb3d25c65.dll
Resource
win7-20240221-en
4 signatures
150 seconds
General
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Target
b05ff3ad0ecb9a0f61069c6fb3d25c65.dll
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Size
188KB
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MD5
b05ff3ad0ecb9a0f61069c6fb3d25c65
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SHA1
2b04c646c3c05325f4c84757f56718ecb9a83766
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SHA256
b56f853a1d4835dca32d50e7ea5893d34947e945d022cc820e198f49caac7aa9
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SHA512
202823c99a9a57a8fa1da1fd40aa988fb5f5a2abdf7e8f70c6543a06a1f83f54c034e941f55972e5b350583f8c0e2ee3f450d82033ba41a175ede65cd9fa0d1b
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SSDEEP
3072:gH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViW57dU:gUua/Pv7YNhRIEZDeXVpAxtMsxK
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/2852-0-0x0000000074C60000-0x0000000074C90000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2528 2852 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2856 wrote to memory of 2852 2856 rundll32.exe 28 PID 2856 wrote to memory of 2852 2856 rundll32.exe 28 PID 2856 wrote to memory of 2852 2856 rundll32.exe 28 PID 2856 wrote to memory of 2852 2856 rundll32.exe 28 PID 2856 wrote to memory of 2852 2856 rundll32.exe 28 PID 2856 wrote to memory of 2852 2856 rundll32.exe 28 PID 2856 wrote to memory of 2852 2856 rundll32.exe 28 PID 2852 wrote to memory of 2528 2852 rundll32.exe 29 PID 2852 wrote to memory of 2528 2852 rundll32.exe 29 PID 2852 wrote to memory of 2528 2852 rundll32.exe 29 PID 2852 wrote to memory of 2528 2852 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b05ff3ad0ecb9a0f61069c6fb3d25c65.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b05ff3ad0ecb9a0f61069c6fb3d25c65.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2852 -s 3003⤵
- Program crash
PID:2528
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