dridex | f992402dc6d1219a45a2689cd8646ab08cf657b6868a1cbdec5ba816df7313b4

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 03:23

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General

Target

JaffaCakes118_f992402dc6d1219a45a2689cd8646ab08cf657b6868a1cbdec5ba816df7313b4.dll
Size

184KB
MD5

c4fed3ce66dfd98d7510d7fa6f8b1bb0
SHA1

193539bdf190a97031aef7282697d75b57d168ab
SHA256

f992402dc6d1219a45a2689cd8646ab08cf657b6868a1cbdec5ba816df7313b4
SHA512

4c5946e0eb08c45a37ce5784021e891ed2a5de6417fad25c42381c49cff6100dbaa5b85f75aa7fd5ab94f6955e279dc6bc3ba894ac8c67045833e43832391926
SSDEEP

3072:GiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaozlzoxss7:GiLVCIT4WK2z1W+CUHZj4Skq/eaopoC

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/2172-0-0x00000000752B0000-0x00000000752DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
108	2172	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 2756 wrote to memory of 2172	2756	rundll32.exe	31
PID 2756 wrote to memory of 2172	2756	rundll32.exe	31
PID 2756 wrote to memory of 2172	2756	rundll32.exe	31
PID 2756 wrote to memory of 2172	2756	rundll32.exe	31
PID 2756 wrote to memory of 2172	2756	rundll32.exe	31
PID 2756 wrote to memory of 2172	2756	rundll32.exe	31
PID 2756 wrote to memory of 2172	2756	rundll32.exe	31
PID 2172 wrote to memory of 108	2172	rundll32.exe	32
PID 2172 wrote to memory of 108	2172	rundll32.exe	32
PID 2172 wrote to memory of 108	2172	rundll32.exe	32
PID 2172 wrote to memory of 108	2172	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f992402dc6d1219a45a2689cd8646ab08cf657b6868a1cbdec5ba816df7313b4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f992402dc6d1219a45a2689cd8646ab08cf657b6868a1cbdec5ba816df7313b4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 220
    3⤵
    - Program crash
    PID:108

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/2172-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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memory/2172-0-0x00000000752B0000-0x00000000752DF000-memory.dmp

Filesize
188KB

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