Analysis
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max time kernel
140s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
17-04-2024 11:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
f5b736e814450bac0fe470db02840738_JaffaCakes118.dll
Resource
win7-20240220-en
windows7-x64
4 signatures
150 seconds
General
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Target
f5b736e814450bac0fe470db02840738_JaffaCakes118.dll
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Size
188KB
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MD5
f5b736e814450bac0fe470db02840738
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SHA1
162d9ed08bbc7fc6be67a5ab0aa9c40342c2d1b0
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SHA256
64779dfa8ab4ae6c15af8812bfce29608562a93130451a098f2c406534b2c411
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SHA512
d5241ca4ceb11f9cd20d7bc19c1aeb8f2f6e1d7d7e5b38a1457663c63a7834d3448d1ab8d2665878d19dd4932fbdab9e2a2fa26639de5b94506179ee3e8f3ac4
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SSDEEP
3072:/A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoDo:/zIqATVfQeV2FZalKq6jtGJWuTmd
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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Processes:
resource yara_rule behavioral1/memory/1700-0-0x0000000074760000-0x0000000074790000-memory.dmp dridex_ldr -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2948 1700 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1620 wrote to memory of 1700 1620 rundll32.exe rundll32.exe PID 1620 wrote to memory of 1700 1620 rundll32.exe rundll32.exe PID 1620 wrote to memory of 1700 1620 rundll32.exe rundll32.exe PID 1620 wrote to memory of 1700 1620 rundll32.exe rundll32.exe PID 1620 wrote to memory of 1700 1620 rundll32.exe rundll32.exe PID 1620 wrote to memory of 1700 1620 rundll32.exe rundll32.exe PID 1620 wrote to memory of 1700 1620 rundll32.exe rundll32.exe PID 1700 wrote to memory of 2948 1700 rundll32.exe WerFault.exe PID 1700 wrote to memory of 2948 1700 rundll32.exe WerFault.exe PID 1700 wrote to memory of 2948 1700 rundll32.exe WerFault.exe PID 1700 wrote to memory of 2948 1700 rundll32.exe WerFault.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f5b736e814450bac0fe470db02840738_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f5b736e814450bac0fe470db02840738_JaffaCakes118.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 3003⤵
- Program crash
PID:2948
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