dridex | 43f488b629881484bbdfdbcc7245747542a5897e1ff4cd599efe1899e803e44f

Analysis

max time kernel
135s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 17:30

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General

Target

JaffaCakes118_43f488b629881484bbdfdbcc7245747542a5897e1ff4cd599efe1899e803e44f.dll
Size

188KB
MD5

741e72226d39001d0668fe61666e393c
SHA1

ba76a2804e495a3594bfaa7a665bfcbbdb0bd3fd
SHA256

43f488b629881484bbdfdbcc7245747542a5897e1ff4cd599efe1899e803e44f
SHA512

7cd916b69a8debeab86e9004d0ef6988e4b4f0aa0ea8a959d111199387051ba2ef3ed94532ea36678f1eb1e7d0be079f52ca87c29126c979d2015ddb6185b1c7
SSDEEP

3072:qteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIze9qM:Cq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral2/memory/3616-1-0x0000000075530000-0x0000000075560000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4208	3616	WerFault.exe	84

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 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43f488b629881484bbdfdbcc7245747542a5897e1ff4cd599efe1899e803e44f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43f488b629881484bbdfdbcc7245747542a5897e1ff4cd599efe1899e803e44f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 692
    3⤵
    - Program crash
    PID:4208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3616 -ip 3616
1⤵
PID:3560

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/3616-0-0x0000000000820000-0x0000000000826000-memory.dmp

Filesize
24KB

Download
memory/3616-1-0x0000000075530000-0x0000000075560000-memory.dmp

Filesize
192KB

Download
memory/3616-3-0x0000000000820000-0x0000000000826000-memory.dmp

Filesize
24KB

Download