dridex | ff9cb41121d20716bd3e19645db05de6867cb2d610fbc1ef65cd27f285606c21

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:21

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General

Target

JaffaCakes118_ff9cb41121d20716bd3e19645db05de6867cb2d610fbc1ef65cd27f285606c21.dll
Size

184KB
MD5

bccf77bef1628febcee41e5dc029ad07
SHA1

9d7bbecc3d097e68d6c4f8d30d8288e7269c6c60
SHA256

ff9cb41121d20716bd3e19645db05de6867cb2d610fbc1ef65cd27f285606c21
SHA512

2b716ca580c8d4d6dc1536114f546fdf5838a523c552c03e56397fec1d9f3c760a1af9699b2de7903bccf8ae54b8a819e9227d94919ff2f7b26cf4a2eeb944c1
SSDEEP

3072:oW8WgWhVnmr6k/6zsRJLNqTXvMU9tb+/HU6ngmQWx9ixCH0u:j8qh+66QsRdNiBW/06ngmQWexC

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
behavioral1/memory/1908-0-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr
behavioral1/memory/1908-3-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2068	1908	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 1908	2420	rundll32.exe	30
PID 2420 wrote to memory of 1908	2420	rundll32.exe	30
PID 2420 wrote to memory of 1908	2420	rundll32.exe	30
PID 2420 wrote to memory of 1908	2420	rundll32.exe	30
PID 2420 wrote to memory of 1908	2420	rundll32.exe	30
PID 2420 wrote to memory of 1908	2420	rundll32.exe	30
PID 2420 wrote to memory of 1908	2420	rundll32.exe	30
PID 1908 wrote to memory of 2068	1908	rundll32.exe	31
PID 1908 wrote to memory of 2068	1908	rundll32.exe	31
PID 1908 wrote to memory of 2068	1908	rundll32.exe	31
PID 1908 wrote to memory of 2068	1908	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff9cb41121d20716bd3e19645db05de6867cb2d610fbc1ef65cd27f285606c21.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff9cb41121d20716bd3e19645db05de6867cb2d610fbc1ef65cd27f285606c21.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 220
    3⤵
    - Program crash
    PID:2068

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/1908-0-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/1908-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1908-3-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download