dridex | 9a77f796b05b20a8697c4c8bcdd9ec62587958429c37ff1fd46b16f1365c8609

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 21:11

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General

Target

JaffaCakes118_9a77f796b05b20a8697c4c8bcdd9ec62587958429c37ff1fd46b16f1365c8609.dll
Size

184KB
MD5

5872beae5dc5aff62aadfabf9a725c65
SHA1

fb0914ac74ceeb2b0ddadcb5d716bd0e51b2954e
SHA256

9a77f796b05b20a8697c4c8bcdd9ec62587958429c37ff1fd46b16f1365c8609
SHA512

0af6c1401a8b74efc9e86e77cee1c952eb7ce7df563b50f6123ae9386eea896f6e188236e54193d5ab251f2edc11648aad37900a027090d2982ca618e41998b9
SSDEEP

3072:YiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoAlzoxss7:YiLVCIT4WK2z1W+CUHZj4Skq/eao+oC

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/2708-0-0x0000000074C70000-0x0000000074C9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2708	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 2780 wrote to memory of 2708	2780	rundll32.exe	30
PID 2780 wrote to memory of 2708	2780	rundll32.exe	30
PID 2780 wrote to memory of 2708	2780	rundll32.exe	30
PID 2780 wrote to memory of 2708	2780	rundll32.exe	30
PID 2780 wrote to memory of 2708	2780	rundll32.exe	30
PID 2780 wrote to memory of 2708	2780	rundll32.exe	30
PID 2780 wrote to memory of 2708	2780	rundll32.exe	30
PID 2708 wrote to memory of 2816	2708	rundll32.exe	31
PID 2708 wrote to memory of 2816	2708	rundll32.exe	31
PID 2708 wrote to memory of 2816	2708	rundll32.exe	31
PID 2708 wrote to memory of 2816	2708	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a77f796b05b20a8697c4c8bcdd9ec62587958429c37ff1fd46b16f1365c8609.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a77f796b05b20a8697c4c8bcdd9ec62587958429c37ff1fd46b16f1365c8609.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 220
    3⤵
    - Program crash
    PID:2816

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/2708-0-0x0000000074C70000-0x0000000074C9F000-memory.dmp

Filesize
188KB

Download
memory/2708-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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