dridex | 4ec96d973445b35ef616d8eb4b042d8207c734492cbfd32008d4a971d707c225

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-10-2024 09:58

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General

Target

61a2e40b1e9347830249e4fa73e1ff11_JaffaCakes118.dll
Size

184KB
MD5

61a2e40b1e9347830249e4fa73e1ff11
SHA1

3105f73c01a1cc000637a78defc2b6e797f09920
SHA256

4ec96d973445b35ef616d8eb4b042d8207c734492cbfd32008d4a971d707c225
SHA512

b2fb831d80c2f3626bebd1e6536b2c94302034151667f617b67e80639c4858615f01d87f67dfb9bee94895027b3bbc2a198a2ffecf1f6fa20e71f5d9bdc5b83c
SSDEEP

3072:+DHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFvsvQ:uMhP1cq7/16CT9jnR1Vz7iK

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1236-1-0x00000000749C0000-0x00000000749F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	1236	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 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 2116 wrote to memory of 1236	2116	rundll32.exe	30
PID 1236 wrote to memory of 2804	1236	rundll32.exe	31
PID 1236 wrote to memory of 2804	1236	rundll32.exe	31
PID 1236 wrote to memory of 2804	1236	rundll32.exe	31
PID 1236 wrote to memory of 2804	1236	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\61a2e40b1e9347830249e4fa73e1ff11_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\61a2e40b1e9347830249e4fa73e1ff11_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 224
    3⤵
    - Program crash
    PID:2804

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

Replay Monitor

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Downloads

memory/1236-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1236-1-0x00000000749C0000-0x00000000749F0000-memory.dmp

Filesize
192KB

Download
memory/1236-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download