dridex | 4b869f41a8bfd01e338f6185e78135f02ea65672a4f1619ad5f718c6dae6a0cb

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 19:25

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General

Target

JaffaCakes118_4b869f41a8bfd01e338f6185e78135f02ea65672a4f1619ad5f718c6dae6a0cb.dll
Size

184KB
MD5

cf57952ce8f850a4ec0de3a341def19f
SHA1

221ccf85be7f62d8d078334df681d5af7629c147
SHA256

4b869f41a8bfd01e338f6185e78135f02ea65672a4f1619ad5f718c6dae6a0cb
SHA512

fb4decb9f8ec22ff41390c6319b35f25318b0d492b16422b6840d19691ae41095bb92e133245cc71cdb34a6aa0690b31d3b22665f17d5763a669779497da0b27
SSDEEP

3072:V92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMT2rLA:V9NSMOEpQ1Q3ODAr+Vq

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5012-1-0x0000000075450000-0x000000007547F000-memory.dmp	dridex_ldr
behavioral2/memory/5012-2-0x0000000075450000-0x000000007547F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4752	5012	WerFault.exe	85

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 3 IoCs

description	pid	Process	procid_target
PID 3184 wrote to memory of 5012	3184	rundll32.exe	85
PID 3184 wrote to memory of 5012	3184	rundll32.exe	85
PID 3184 wrote to memory of 5012	3184	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b869f41a8bfd01e338f6185e78135f02ea65672a4f1619ad5f718c6dae6a0cb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3184
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b869f41a8bfd01e338f6185e78135f02ea65672a4f1619ad5f718c6dae6a0cb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 616
    3⤵
    - Program crash
    PID:4752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5012 -ip 5012
1⤵
PID:464

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/5012-0-0x0000000001020000-0x0000000001026000-memory.dmp

Filesize
24KB

Download
memory/5012-1-0x0000000075450000-0x000000007547F000-memory.dmp

Filesize
188KB

Download
memory/5012-3-0x0000000001020000-0x0000000001026000-memory.dmp

Filesize
24KB

Download
memory/5012-2-0x0000000075450000-0x000000007547F000-memory.dmp

Filesize
188KB

Download