dridex | 3dac4f4e0bd3803206a0c9ac65f6974e70c788183fc73c332019bf38e8c056b1

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 09:19

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General

Target

JaffaCakes118_3dac4f4e0bd3803206a0c9ac65f6974e70c788183fc73c332019bf38e8c056b1.dll
Size

184KB
MD5

4be33635a808c2afd3310fe43632b940
SHA1

07d3dcc359d6a2abbcc4e194335eace73be5509c
SHA256

3dac4f4e0bd3803206a0c9ac65f6974e70c788183fc73c332019bf38e8c056b1
SHA512

59f783d2d4559b5df290727d6bffa9a23db09eafef030f5f2269674012e23b6f58322f7d181a98722f670504c6d44067a1e51e6152c7a45c587303ccfa388178
SSDEEP

3072:0iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:0iLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

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/2512-1-0x00000000752A0000-0x00000000752CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2944	2512	WerFault.exe	29

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 2528 wrote to memory of 2512	2528	rundll32.exe	29
PID 2528 wrote to memory of 2512	2528	rundll32.exe	29
PID 2528 wrote to memory of 2512	2528	rundll32.exe	29
PID 2528 wrote to memory of 2512	2528	rundll32.exe	29
PID 2528 wrote to memory of 2512	2528	rundll32.exe	29
PID 2528 wrote to memory of 2512	2528	rundll32.exe	29
PID 2528 wrote to memory of 2512	2528	rundll32.exe	29
PID 2512 wrote to memory of 2944	2512	rundll32.exe	30
PID 2512 wrote to memory of 2944	2512	rundll32.exe	30
PID 2512 wrote to memory of 2944	2512	rundll32.exe	30
PID 2512 wrote to memory of 2944	2512	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3dac4f4e0bd3803206a0c9ac65f6974e70c788183fc73c332019bf38e8c056b1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3dac4f4e0bd3803206a0c9ac65f6974e70c788183fc73c332019bf38e8c056b1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 220
    3⤵
    - Program crash
    PID:2944

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/2512-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2512-1-0x00000000752A0000-0x00000000752CF000-memory.dmp

Filesize
188KB

Download
memory/2512-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download