dridex | a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853

Analysis

max time kernel
149s
max time network
150s
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 10:33

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General

Target

JaffaCakes118_a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853.dll
Size

163KB
MD5

41a1bc121894031834319df3d325effb
SHA1

7cbeaeeb60e531b74f1413987ffce955d4732b38
SHA256

a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853
SHA512

cb20214662c0ab1e8c0b4b8849b071b24387b63c49a38ae87d2d572ccb07f0f5317bdabc4d2970c7d3c4210db5a37e878d59d2588723c385f7bd89f96ebfd30d
SSDEEP

3072:Mar6Ys6p54kfdo+APr0aYSbeO6aal8jeytFQTOpp2J:us4p+ADxnSO6D2cOp

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4212-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4320	4212	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.

discovery

System Language Discovery

T1614.001

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 3940 wrote to memory of 4212	3940	rundll32.exe	83
PID 3940 wrote to memory of 4212	3940	rundll32.exe	83
PID 3940 wrote to memory of 4212	3940	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 708
    3⤵
    - Program crash
    PID:4320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4212 -ip 4212
1⤵
PID:4696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4212-0-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

Download
memory/4212-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4212-3-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

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