dridex | a84a317d0bfe1ef6f11a2fe0b7547e88b2a8fa3d2a72090edd14c33c41c97f9c

Analysis

max time kernel
92s
max time network
137s
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 04:11

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General

Target

JaffaCakes118_a84a317d0bfe1ef6f11a2fe0b7547e88b2a8fa3d2a72090edd14c33c41c97f9c.dll
Size

184KB
MD5

ee1dc782b70a49e164a19d518094c0c7
SHA1

83242de2be33737067b0b47832f9da95ac51c60d
SHA256

a84a317d0bfe1ef6f11a2fe0b7547e88b2a8fa3d2a72090edd14c33c41c97f9c
SHA512

54970358bcd95a1eed7cb696effda9b27b9b834ea174a00629215c1e53e8e282f2de6662c89b2df62a16c9a897429d6a5ba707cec068d434396f04dca2b6e452
SSDEEP

3072:7iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoalzoxss7:7iLVCIT4WK2z1W+CUHZj4Skq/eaowoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2056-0-0x0000000075050000-0x000000007507F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	2056	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 4456 wrote to memory of 2056	4456	rundll32.exe	82
PID 4456 wrote to memory of 2056	4456	rundll32.exe	82
PID 4456 wrote to memory of 2056	4456	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a84a317d0bfe1ef6f11a2fe0b7547e88b2a8fa3d2a72090edd14c33c41c97f9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a84a317d0bfe1ef6f11a2fe0b7547e88b2a8fa3d2a72090edd14c33c41c97f9c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 624
    3⤵
    - Program crash
    PID:2780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2056 -ip 2056
1⤵
PID:2816

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/2056-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

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memory/2056-0-0x0000000075050000-0x000000007507F000-memory.dmp

Filesize
188KB

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