dridex | a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
behavioral1/memory/2520-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1616	2520	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2520	2096	rundll32.exe	30
PID 2096 wrote to memory of 2520	2096	rundll32.exe	30
PID 2096 wrote to memory of 2520	2096	rundll32.exe	30
PID 2096 wrote to memory of 2520	2096	rundll32.exe	30
PID 2096 wrote to memory of 2520	2096	rundll32.exe	30
PID 2096 wrote to memory of 2520	2096	rundll32.exe	30
PID 2096 wrote to memory of 2520	2096	rundll32.exe	30
PID 2520 wrote to memory of 1616	2520	rundll32.exe	31
PID 2520 wrote to memory of 1616	2520	rundll32.exe	31
PID 2520 wrote to memory of 1616	2520	rundll32.exe	31
PID 2520 wrote to memory of 1616	2520	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a71b237b792a2f7cc7f3c2e7d03e9442e477c518d28010611f7d574da341c853.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 236
    3⤵
    - Program crash
    PID:1616

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/2520-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2520-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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