dridex | 79e4e8b3cb94b29e8ff64ef893b8745cd1f2be5d0a4eddb499f382f72429c9d5

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 16:42

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General

Target

JaffaCakes118_79e4e8b3cb94b29e8ff64ef893b8745cd1f2be5d0a4eddb499f382f72429c9d5.dll
Size

184KB
MD5

4ef5a14df0690be398da08c06e533daa
SHA1

a48beb96dbc2ab069766dc2d422d3e40521bf2a0
SHA256

79e4e8b3cb94b29e8ff64ef893b8745cd1f2be5d0a4eddb499f382f72429c9d5
SHA512

eb9ce338ce058272f084c4b49013839e5105e0974bee398a220bcf24facb06016f0aa6d73b7ff5736777691813b5c3926c489babd52a0de804a6552fea03d3ab
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoGlzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eaoUoC

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/2124-1-0x00000000748D0000-0x00000000748FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1952	2124	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 2164 wrote to memory of 2124	2164	rundll32.exe	30
PID 2164 wrote to memory of 2124	2164	rundll32.exe	30
PID 2164 wrote to memory of 2124	2164	rundll32.exe	30
PID 2164 wrote to memory of 2124	2164	rundll32.exe	30
PID 2164 wrote to memory of 2124	2164	rundll32.exe	30
PID 2164 wrote to memory of 2124	2164	rundll32.exe	30
PID 2164 wrote to memory of 2124	2164	rundll32.exe	30
PID 2124 wrote to memory of 1952	2124	rundll32.exe	31
PID 2124 wrote to memory of 1952	2124	rundll32.exe	31
PID 2124 wrote to memory of 1952	2124	rundll32.exe	31
PID 2124 wrote to memory of 1952	2124	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79e4e8b3cb94b29e8ff64ef893b8745cd1f2be5d0a4eddb499f382f72429c9d5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79e4e8b3cb94b29e8ff64ef893b8745cd1f2be5d0a4eddb499f382f72429c9d5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 220
    3⤵
    - Program crash
    PID:1952

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/2124-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x00000000748D0000-0x00000000748FF000-memory.dmp

Filesize
188KB

Download
memory/2124-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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