dridex | 2f348faceaf202ccc9e0e50fa5fdd39a8dce2a1f9df9d7784303a3303b132d8b

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 19:29

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General

Target

JaffaCakes118_2f348faceaf202ccc9e0e50fa5fdd39a8dce2a1f9df9d7784303a3303b132d8b.dll
Size

184KB
MD5

0683477cb6508aaccf46751104dfcd5b
SHA1

e55c366d1e81255e495d85aa6440207f73f7048d
SHA256

2f348faceaf202ccc9e0e50fa5fdd39a8dce2a1f9df9d7784303a3303b132d8b
SHA512

fedb09430a8c68613cb1d06cea060c29fe3d6a9a387436a8a15bc54a9063769baa5b7c91813e795042a860464caa719ba73d1392a9676a8993b89cd7fc9a7be8
SSDEEP

3072:biLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao7lzoxss7:biLVCIT4WK2z1W+CUHZj4Skq/eaoBoC

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/2204-1-0x0000000074710000-0x000000007473F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	2204	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 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2412 wrote to memory of 2204	2412	rundll32.exe	30
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31
PID 2204 wrote to memory of 2144	2204	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f348faceaf202ccc9e0e50fa5fdd39a8dce2a1f9df9d7784303a3303b132d8b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f348faceaf202ccc9e0e50fa5fdd39a8dce2a1f9df9d7784303a3303b132d8b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 220
    3⤵
    - Program crash
    PID:2144

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/2204-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/2204-1-0x0000000074710000-0x000000007473F000-memory.dmp

Filesize
188KB

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