dridex | b83eb8c62522921ebda80df9994d26eb2cdd2e5f5d16b19d715df0d2155cd199

Analysis

max time kernel
148s
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, 06:00

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General

Target

JaffaCakes118_b83eb8c62522921ebda80df9994d26eb2cdd2e5f5d16b19d715df0d2155cd199.dll
Size

188KB
MD5

1d05a7bc460d76c68f27382d48be0fc3
SHA1

d88ae049002a56debc180d7b51c29bef361fbe83
SHA256

b83eb8c62522921ebda80df9994d26eb2cdd2e5f5d16b19d715df0d2155cd199
SHA512

bc26b766f66f7d64f1d0c8cd3c43a9177f0e5fdf13be17582728eb33b7dabb013ea5a76348d1cf004af86c6098a0e171a5c3c6c42cd7ed29c9848dfb108b5498
SSDEEP

3072:GteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzS9qM:uq7fYIHBZkTB6DWruUCOwjt

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/4836-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3000	4836	WerFault.exe	82

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 4120 wrote to memory of 4836	4120	rundll32.exe	82
PID 4120 wrote to memory of 4836	4120	rundll32.exe	82
PID 4120 wrote to memory of 4836	4120	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b83eb8c62522921ebda80df9994d26eb2cdd2e5f5d16b19d715df0d2155cd199.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b83eb8c62522921ebda80df9994d26eb2cdd2e5f5d16b19d715df0d2155cd199.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 692
    3⤵
    - Program crash
    PID:3000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4836 -ip 4836
1⤵
PID:4076

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/4836-0-0x0000000001410000-0x0000000001416000-memory.dmp

Filesize
24KB

Download
memory/4836-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download
memory/4836-3-0x0000000001410000-0x0000000001416000-memory.dmp

Filesize
24KB

Download