dridex | fd890b76d3d4ae33a30e0f11ddb57ee023c335239f9f2aa35d926eb8a15efb09

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:38

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General

Target

JaffaCakes118_fd890b76d3d4ae33a30e0f11ddb57ee023c335239f9f2aa35d926eb8a15efb09.dll
Size

188KB
MD5

a5ca2423ade3715470739af4c9a3da14
SHA1

56aeadde1c82f50affeb4fc000e9af0f23a724d2
SHA256

fd890b76d3d4ae33a30e0f11ddb57ee023c335239f9f2aa35d926eb8a15efb09
SHA512

5f4f3ee575400204b8cf46de014941c3ec422e1a103193de0c482ef3a91cb70f8ce776486cc53edacaa1d5566ec481317bd1f2fb679fa73e4e60a111b83e9aab
SSDEEP

3072:RteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:9q7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/2664-1-0x0000000075110000-0x0000000075140000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2720	2664	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 2260 wrote to memory of 2664	2260	rundll32.exe	30
PID 2260 wrote to memory of 2664	2260	rundll32.exe	30
PID 2260 wrote to memory of 2664	2260	rundll32.exe	30
PID 2260 wrote to memory of 2664	2260	rundll32.exe	30
PID 2260 wrote to memory of 2664	2260	rundll32.exe	30
PID 2260 wrote to memory of 2664	2260	rundll32.exe	30
PID 2260 wrote to memory of 2664	2260	rundll32.exe	30
PID 2664 wrote to memory of 2720	2664	rundll32.exe	31
PID 2664 wrote to memory of 2720	2664	rundll32.exe	31
PID 2664 wrote to memory of 2720	2664	rundll32.exe	31
PID 2664 wrote to memory of 2720	2664	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd890b76d3d4ae33a30e0f11ddb57ee023c335239f9f2aa35d926eb8a15efb09.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fd890b76d3d4ae33a30e0f11ddb57ee023c335239f9f2aa35d926eb8a15efb09.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 300
    3⤵
    - Program crash
    PID:2720

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/2664-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2664-1-0x0000000075110000-0x0000000075140000-memory.dmp

Filesize
192KB

Download
memory/2664-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download