Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03/09/2024, 17:56
Static task
static1
Behavioral task
behavioral1
Sample
ac8d7974366e0f13df92b68b79b995c0N.dll
Resource
win7-20240903-en
General
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Target
ac8d7974366e0f13df92b68b79b995c0N.dll
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Size
188KB
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MD5
ac8d7974366e0f13df92b68b79b995c0
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SHA1
18b904ebd0a0aa7c957a28604583c457185a4e6b
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SHA256
ec6d20d3997c589d1c925be2d0c310b0aa586af2f1b7753da8713d6bc4b05039
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SHA512
80e9ed94bb2796c1063937f270090dcc2fd79efa94aa7069805a263a0ce05e6035f3b0c1b487ba892b8fdcd2719df2361252c269992591b9851c1dcc83beaadd
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SSDEEP
3072:BteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzQ9qM:Nq7fYIHBZkTB6DWruUCOwjt
Malware Config
Extracted
dridex
22201
103.87.173.60:443
45.32.243.209:8116
207.180.208.54:4664
Signatures
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resource yara_rule behavioral2/memory/4436-1-0x0000000075500000-0x0000000075530000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 3048 4436 WerFault.exe 86 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4828 wrote to memory of 4436 4828 rundll32.exe 86 PID 4828 wrote to memory of 4436 4828 rundll32.exe 86 PID 4828 wrote to memory of 4436 4828 rundll32.exe 86
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ac8d7974366e0f13df92b68b79b995c0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ac8d7974366e0f13df92b68b79b995c0N.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4436 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 7003⤵
- Program crash
PID:3048
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4436 -ip 44361⤵PID:2892