dridex | 51144f9d41ab73e4f2f470d9724c5f79a72559a1d9025d6d3ce3943c12aaa6d4

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 21:06

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General

Target

JaffaCakes118_51144f9d41ab73e4f2f470d9724c5f79a72559a1d9025d6d3ce3943c12aaa6d4.dll
Size

184KB
MD5

07290c2067b103f8f4160104fe6f9d0a
SHA1

0c18b495f0d39d520af5d8a630a96f1354e9e34a
SHA256

51144f9d41ab73e4f2f470d9724c5f79a72559a1d9025d6d3ce3943c12aaa6d4
SHA512

4ac3776308348b1aa67a6b32c29f850ae4f0c7150ab8b6f4db03e70b6e1d5b16e11afe540f51b1381f27729210067c6b701c08aa94abca8b136e31f8e8366576
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaojlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao5oC

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/2296-1-0x0000000074C40000-0x0000000074C6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2820	2296	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 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2220 wrote to memory of 2296	2220	rundll32.exe	29
PID 2296 wrote to memory of 2820	2296	rundll32.exe	30
PID 2296 wrote to memory of 2820	2296	rundll32.exe	30
PID 2296 wrote to memory of 2820	2296	rundll32.exe	30
PID 2296 wrote to memory of 2820	2296	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51144f9d41ab73e4f2f470d9724c5f79a72559a1d9025d6d3ce3943c12aaa6d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51144f9d41ab73e4f2f470d9724c5f79a72559a1d9025d6d3ce3943c12aaa6d4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 224
    3⤵
    - Program crash
    PID:2820

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/2296-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2296-1-0x0000000074C40000-0x0000000074C6F000-memory.dmp

Filesize
188KB

Download
memory/2296-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download