dridex | aa336fe86031bff9cba58bbffd98358ae5abe24545d8f9336e82ca6ad91cc838

Analysis

max time kernel
96s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:28

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General

Target

JaffaCakes118_aa336fe86031bff9cba58bbffd98358ae5abe24545d8f9336e82ca6ad91cc838.dll
Size

184KB
MD5

3dcb2a2d5b04f89a199ec36d0ec43ecc
SHA1

d0306e0fca2aab34ad4e88528cdfca953f418426
SHA256

aa336fe86031bff9cba58bbffd98358ae5abe24545d8f9336e82ca6ad91cc838
SHA512

1cf478ca6e3da80a54abdaae919767da20a1be6e7dbe4c1e88cb38f4700ed14195f964e596fddf493785ce539debb4aade5ac96f4f9dd856a19cc82ef511d2bc
SSDEEP

3072:392qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTGrLA:39NSMOEpQ1Q3ODAr+VC

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4320-1-0x0000000075460000-0x000000007548F000-memory.dmp	dridex_ldr
behavioral2/memory/4320-2-0x0000000075460000-0x000000007548F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
940	4320	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 4320	2972	rundll32.exe	83
PID 2972 wrote to memory of 4320	2972	rundll32.exe	83
PID 2972 wrote to memory of 4320	2972	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa336fe86031bff9cba58bbffd98358ae5abe24545d8f9336e82ca6ad91cc838.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa336fe86031bff9cba58bbffd98358ae5abe24545d8f9336e82ca6ad91cc838.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 616
    3⤵
    - Program crash
    PID:940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4320 -ip 4320
1⤵
PID:1864

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/4320-0-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

Download
memory/4320-1-0x0000000075460000-0x000000007548F000-memory.dmp

Filesize
188KB

Download
memory/4320-2-0x0000000075460000-0x000000007548F000-memory.dmp

Filesize
188KB

Download
memory/4320-3-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

Download