dridex | 1b9b76a6896a58da43af8bc51c874caf75a848eae958b827f6604c37cab85431

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 22:35

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General

Target

JaffaCakes118_1b9b76a6896a58da43af8bc51c874caf75a848eae958b827f6604c37cab85431.dll
Size

184KB
MD5

489691d666122d9adac43c979fa4af55
SHA1

360ab9a08fcd7ed3e71a9a269c614c7a089897ea
SHA256

1b9b76a6896a58da43af8bc51c874caf75a848eae958b827f6604c37cab85431
SHA512

0f0450f3977085fd2c08c9132f015f1f1d3a1051e30371ce301d901e2ddc0572bac349de0eb5fe8b7b1d14c363684b73efb4e2b888133b2386a3b34a09d2b707
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eaoZoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/3016-0-0x00000000752C0000-0x00000000752EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1148	3016	WerFault.exe	31

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 2528 wrote to memory of 3016	2528	rundll32.exe	31
PID 2528 wrote to memory of 3016	2528	rundll32.exe	31
PID 2528 wrote to memory of 3016	2528	rundll32.exe	31
PID 2528 wrote to memory of 3016	2528	rundll32.exe	31
PID 2528 wrote to memory of 3016	2528	rundll32.exe	31
PID 2528 wrote to memory of 3016	2528	rundll32.exe	31
PID 2528 wrote to memory of 3016	2528	rundll32.exe	31
PID 3016 wrote to memory of 1148	3016	rundll32.exe	32
PID 3016 wrote to memory of 1148	3016	rundll32.exe	32
PID 3016 wrote to memory of 1148	3016	rundll32.exe	32
PID 3016 wrote to memory of 1148	3016	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b9b76a6896a58da43af8bc51c874caf75a848eae958b827f6604c37cab85431.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1b9b76a6896a58da43af8bc51c874caf75a848eae958b827f6604c37cab85431.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 220
    3⤵
    - Program crash
    PID:1148

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/3016-1-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

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memory/3016-0-0x00000000752C0000-0x00000000752EF000-memory.dmp

Filesize
188KB

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