dridex | 8c320ef0f224d37f64c5b4511b3b26990dad4991c84049a71ae7055f5184573e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 03:10

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General

Target

JaffaCakes118_8c320ef0f224d37f64c5b4511b3b26990dad4991c84049a71ae7055f5184573e.dll
Size

184KB
MD5

3ad4de6c5765bd0e24adfb92cb30af9a
SHA1

e069e8edd93605f1bb2bc74fbea76c074eee1018
SHA256

8c320ef0f224d37f64c5b4511b3b26990dad4991c84049a71ae7055f5184573e
SHA512

f195b402bc9468f4530bdcf2afb4356c12afa76f0256b3e69c24efc957229b3fc77f16917fa667accedc5a56a9f6b0f8b22f400db9ca85d4a9569c088ed3fe6e
SSDEEP

3072:fiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:fiLVCIT4WK2z1W+CUHZj4Skq/eaonoC

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/2248-1-0x00000000747F0000-0x000000007481F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2784	2248	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 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2308 wrote to memory of 2248	2308	rundll32.exe	31
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32
PID 2248 wrote to memory of 2784	2248	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c320ef0f224d37f64c5b4511b3b26990dad4991c84049a71ae7055f5184573e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c320ef0f224d37f64c5b4511b3b26990dad4991c84049a71ae7055f5184573e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 220
    3⤵
    - Program crash
    PID:2784

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/2248-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2248-1-0x00000000747F0000-0x000000007481F000-memory.dmp

Filesize
188KB

Download
memory/2248-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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