dridex | e605db59eb71f57ce9afc3ad7ce2de037d7b64968ac47dfff5d25a3a80257368

Analysis

max time kernel
94s
max time network
140s
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, 22:39

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General

Target

JaffaCakes118_e605db59eb71f57ce9afc3ad7ce2de037d7b64968ac47dfff5d25a3a80257368.dll
Size

184KB
MD5

1e7f39893710933ddc4ca3c2a237a01e
SHA1

7d025f838dd467d20b4479ce6ed9b4b579d37183
SHA256

e605db59eb71f57ce9afc3ad7ce2de037d7b64968ac47dfff5d25a3a80257368
SHA512

0fa453f11b6a9902b3132ef0ed4729552a57d4ecb7c32e31011b162da0fcbacc57a86eec9db4229581d4bcd0016e668665cdebcdda0c4b715c87a274ac9d479d
SSDEEP

3072:QW8WgWhVnmr6k/6zsRJLNqTXvMU9tb+/HU6ngmZWx9ixCH0u:78qh+66QsRdNiBW/06ngmZWexC

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4980-1-0x0000000075430000-0x0000000075460000-memory.dmp	dridex_ldr
behavioral2/memory/4980-2-0x0000000075430000-0x0000000075460000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3776	4980	WerFault.exe	83

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 3148 wrote to memory of 4980	3148	rundll32.exe	83
PID 3148 wrote to memory of 4980	3148	rundll32.exe	83
PID 3148 wrote to memory of 4980	3148	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e605db59eb71f57ce9afc3ad7ce2de037d7b64968ac47dfff5d25a3a80257368.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e605db59eb71f57ce9afc3ad7ce2de037d7b64968ac47dfff5d25a3a80257368.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 616
    3⤵
    - Program crash
    PID:3776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4980 -ip 4980
1⤵
PID:412

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/4980-0-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/4980-1-0x0000000075430000-0x0000000075460000-memory.dmp

Filesize
192KB

Download
memory/4980-3-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/4980-2-0x0000000075430000-0x0000000075460000-memory.dmp

Filesize
192KB

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