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Analysis
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max time kernel
95s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24/12/2024, 02:42
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll
Resource
win7-20240903-en
General
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Target
JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll
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Size
188KB
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MD5
51426ded8f21343166a0423fa323db16
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SHA1
a7c04a76cd880ecae68022c23cd61f0e416d9bd7
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SHA256
85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f
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SHA512
e0776bf0bcaf30d6178025d29301902db65bf71dd550db1a881a1c166cca474c55d1f8ca26d76f37006d288282e9a105c9180594d05b6f713aefc0760f61e290
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SSDEEP
3072:cA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo/o:czIqATVfQeV2FZalKq6jtGJWuTmd
Malware Config
Extracted
dridex
22201
103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443
Signatures
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Dridex family
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resource yara_rule behavioral2/memory/4540-0-0x0000000074FF0000-0x0000000075020000-memory.dmp dridex_ldr behavioral2/memory/4540-3-0x0000000074FF0000-0x0000000075020000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 4060 4540 WerFault.exe 83 -
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 4384 wrote to memory of 4540 4384 rundll32.exe 83 PID 4384 wrote to memory of 4540 4384 rundll32.exe 83 PID 4384 wrote to memory of 4540 4384 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4384 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4540 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 6883⤵
- Program crash
PID:4060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4540 -ip 45401⤵PID:1592