dridex | 57a463c9ac49b1bfcbaeaa56e6aef90ffde92bfca83cca9bb53dd6a251fc7c36

Analysis

max time kernel
26s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 09:32

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General

Target

JaffaCakes118_57a463c9ac49b1bfcbaeaa56e6aef90ffde92bfca83cca9bb53dd6a251fc7c36.dll
Size

184KB
MD5

71c71f47e647a585fc74bba8b50afc3b
SHA1

d9fc4c343cacc102a2bb22eea381e41d985f2ce6
SHA256

57a463c9ac49b1bfcbaeaa56e6aef90ffde92bfca83cca9bb53dd6a251fc7c36
SHA512

4e8ed3baf697f41c3adaea9de90e3a00caa0c612402b48ccfea83eaf91c849b3288f7c1d7d71b06c08ad065b7594f5d7dae749752118b199dc20fc8ed0397e89
SSDEEP

3072:WEiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:WEiLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

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/2344-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	2344	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 2476 wrote to memory of 2344	2476	rundll32.exe	30
PID 2476 wrote to memory of 2344	2476	rundll32.exe	30
PID 2476 wrote to memory of 2344	2476	rundll32.exe	30
PID 2476 wrote to memory of 2344	2476	rundll32.exe	30
PID 2476 wrote to memory of 2344	2476	rundll32.exe	30
PID 2476 wrote to memory of 2344	2476	rundll32.exe	30
PID 2476 wrote to memory of 2344	2476	rundll32.exe	30
PID 2344 wrote to memory of 2952	2344	rundll32.exe	31
PID 2344 wrote to memory of 2952	2344	rundll32.exe	31
PID 2344 wrote to memory of 2952	2344	rundll32.exe	31
PID 2344 wrote to memory of 2952	2344	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57a463c9ac49b1bfcbaeaa56e6aef90ffde92bfca83cca9bb53dd6a251fc7c36.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57a463c9ac49b1bfcbaeaa56e6aef90ffde92bfca83cca9bb53dd6a251fc7c36.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 224
    3⤵
    - Program crash
    PID:2952

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/2344-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2344-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/2344-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download