dridex | acd45d084232ff45e7a457808c957e37e62af0c21acd9aaafe1669914e4576d0

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 23:30

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General

Target

JaffaCakes118_acd45d084232ff45e7a457808c957e37e62af0c21acd9aaafe1669914e4576d0.dll
Size

184KB
MD5

67c5bd87a8cb61ad764bc3321b7636dd
SHA1

36035032c2797bfb4d1072a12860f687ca0740e4
SHA256

acd45d084232ff45e7a457808c957e37e62af0c21acd9aaafe1669914e4576d0
SHA512

824fefc5d1bf6294dde5226a55d4f03d610638b1bfcf4bfa3d97e0bfb5eb171e497ce1187fc53171febc5daf5a8e8e26feb38f83ee62866f8d1702fabe408542
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaollzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eaoroC

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/1916-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	1916	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 2696 wrote to memory of 1916	2696	rundll32.exe	30
PID 2696 wrote to memory of 1916	2696	rundll32.exe	30
PID 2696 wrote to memory of 1916	2696	rundll32.exe	30
PID 2696 wrote to memory of 1916	2696	rundll32.exe	30
PID 2696 wrote to memory of 1916	2696	rundll32.exe	30
PID 2696 wrote to memory of 1916	2696	rundll32.exe	30
PID 2696 wrote to memory of 1916	2696	rundll32.exe	30
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31
PID 1916 wrote to memory of 2400	1916	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_acd45d084232ff45e7a457808c957e37e62af0c21acd9aaafe1669914e4576d0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_acd45d084232ff45e7a457808c957e37e62af0c21acd9aaafe1669914e4576d0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 220
    3⤵
    - Program crash
    PID:2400

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/1916-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1916-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

Download
memory/1916-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download