Analysis
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max time kernel
140s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
04-03-2024 02:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b0f65a63dd08f3977dc1bedaf30aaec5.dll
Resource
win7-20240220-en
4 signatures
150 seconds
General
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Target
b0f65a63dd08f3977dc1bedaf30aaec5.dll
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Size
184KB
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MD5
b0f65a63dd08f3977dc1bedaf30aaec5
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SHA1
1d9428fe595de912eb087a568144a2e5e90fb545
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SHA256
84335aac46b5b746dbcace6e04e4d3af2e7f7bda72da361a6777091ad9dfc09f
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SHA512
634fd7189f848bdee1860567f319a9711cfdedb892b668bfa52f781e9483036af20a1de841bcad43dbe84e082d8fc606ef139ee0657054701e53f51de65692d1
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SSDEEP
3072:nqJs2vTNBtg6SSiP2uPGub071f8eWdwBIZ2qSeOVg2f0LhSLl8Vaci2+e2f2:nqbNfaScP47aeWdWqgj0LI86b
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
134.209.182.12:443
188.40.100.254:4664
103.109.247.9:10443
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/2704-0-0x0000000074820000-0x000000007484F000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2852 2704 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2924 wrote to memory of 2704 2924 rundll32.exe 28 PID 2924 wrote to memory of 2704 2924 rundll32.exe 28 PID 2924 wrote to memory of 2704 2924 rundll32.exe 28 PID 2924 wrote to memory of 2704 2924 rundll32.exe 28 PID 2924 wrote to memory of 2704 2924 rundll32.exe 28 PID 2924 wrote to memory of 2704 2924 rundll32.exe 28 PID 2924 wrote to memory of 2704 2924 rundll32.exe 28 PID 2704 wrote to memory of 2852 2704 rundll32.exe 29 PID 2704 wrote to memory of 2852 2704 rundll32.exe 29 PID 2704 wrote to memory of 2852 2704 rundll32.exe 29 PID 2704 wrote to memory of 2852 2704 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0f65a63dd08f3977dc1bedaf30aaec5.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b0f65a63dd08f3977dc1bedaf30aaec5.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2704 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 2523⤵
- Program crash
PID:2852
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