dridex | ceec0ff35d3b1f525c0e4c6bc25e6758a59c8d3133e2f1c6089debc7985c27c8

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 18:26

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General

Target

5311dcbf78d7dcac89c2557095595f4f_JaffaCakes118.dll
Size

184KB
MD5

5311dcbf78d7dcac89c2557095595f4f
SHA1

a5a64baed65ac713a717c3096a521598130a1c77
SHA256

ceec0ff35d3b1f525c0e4c6bc25e6758a59c8d3133e2f1c6089debc7985c27c8
SHA512

e4c743d3d66669c03ec5bc8c60e570c46c89b4758fddbd9cbc0f8bb20e3512d1ffc6d88e3f5f8684d01f99c3150d09bb540fa56f4e94c357b4c2ebb00c8152f5
SSDEEP

3072:h1JzSxp5PpRh7phfrv/6jC5KHWnzD7xC3/o1WXDCFUBUL1iMhmDEwmuFWwyF:h1JGz5pX7fz+C5kUzDA36bFUc1i7EwRu

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2908-1-0x00000000752F0000-0x000000007531F000-memory.dmp	dridex_ldr
behavioral1/memory/2908-2-0x00000000752F0000-0x000000007531F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1840	2908	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 2428 wrote to memory of 2908	2428	rundll32.exe	30
PID 2428 wrote to memory of 2908	2428	rundll32.exe	30
PID 2428 wrote to memory of 2908	2428	rundll32.exe	30
PID 2428 wrote to memory of 2908	2428	rundll32.exe	30
PID 2428 wrote to memory of 2908	2428	rundll32.exe	30
PID 2428 wrote to memory of 2908	2428	rundll32.exe	30
PID 2428 wrote to memory of 2908	2428	rundll32.exe	30
PID 2908 wrote to memory of 1840	2908	rundll32.exe	32
PID 2908 wrote to memory of 1840	2908	rundll32.exe	32
PID 2908 wrote to memory of 1840	2908	rundll32.exe	32
PID 2908 wrote to memory of 1840	2908	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5311dcbf78d7dcac89c2557095595f4f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5311dcbf78d7dcac89c2557095595f4f_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 220
    3⤵
    - Program crash
    PID:1840

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/2908-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2908-1-0x00000000752F0000-0x000000007531F000-memory.dmp

Filesize
188KB

Download
memory/2908-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2908-2-0x00000000752F0000-0x000000007531F000-memory.dmp

Filesize
188KB

Download