dridex | e9c20db55be68eaf78e04c77ed0d8c4e1d8512dd3c776109c7a48fb9833bc96e

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:41

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General

Target

JaffaCakes118_e9c20db55be68eaf78e04c77ed0d8c4e1d8512dd3c776109c7a48fb9833bc96e.dll
Size

184KB
MD5

fa02fcd468fc037e9e3083435df1db7d
SHA1

5afeefaa77d02cf3042090c864bb88fcab8047a5
SHA256

e9c20db55be68eaf78e04c77ed0d8c4e1d8512dd3c776109c7a48fb9833bc96e
SHA512

422cb76ee1f7bd05789fe9744646fd9ec56d9284b85095cb53071b17bff1d1a1d576f61a92d72497ff09e9c7bd5578636bfabb9ab907a0eddb0da2073f0e1234
SSDEEP

3072:+JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JTa//2uFrSc:HfYOX+wTScR/Xzku9LVwIuG

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 family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2656-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp	dridex_ldr
behavioral1/memory/2656-2-0x0000000074BB0000-0x0000000074BDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2712	2656	WerFault.exe	31

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 3040 wrote to memory of 2656	3040	rundll32.exe	31
PID 3040 wrote to memory of 2656	3040	rundll32.exe	31
PID 3040 wrote to memory of 2656	3040	rundll32.exe	31
PID 3040 wrote to memory of 2656	3040	rundll32.exe	31
PID 3040 wrote to memory of 2656	3040	rundll32.exe	31
PID 3040 wrote to memory of 2656	3040	rundll32.exe	31
PID 3040 wrote to memory of 2656	3040	rundll32.exe	31
PID 2656 wrote to memory of 2712	2656	rundll32.exe	32
PID 2656 wrote to memory of 2712	2656	rundll32.exe	32
PID 2656 wrote to memory of 2712	2656	rundll32.exe	32
PID 2656 wrote to memory of 2712	2656	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e9c20db55be68eaf78e04c77ed0d8c4e1d8512dd3c776109c7a48fb9833bc96e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e9c20db55be68eaf78e04c77ed0d8c4e1d8512dd3c776109c7a48fb9833bc96e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 220
    3⤵
    - Program crash
    PID:2712

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/2656-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2656-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp

Filesize
188KB

Download
memory/2656-2-0x0000000074BB0000-0x0000000074BDF000-memory.dmp

Filesize
188KB

Download
memory/2656-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download