dridex | 33725d933d15a5bfdd743ea5dc7c9bd31648e0d06cb4377da289ac7378622d00

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:10

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General

Target

JaffaCakes118_33725d933d15a5bfdd743ea5dc7c9bd31648e0d06cb4377da289ac7378622d00.dll
Size

188KB
MD5

38dbe5e1192c66738200576de3902881
SHA1

9f1462c9a38ca77a2e274d79f901947b057b98c6
SHA256

33725d933d15a5bfdd743ea5dc7c9bd31648e0d06cb4377da289ac7378622d00
SHA512

3215aa946da4b4f5ec1bb45e3f45a433a9b166bb904f0c4a1de9d5abebb315fc2105cd674bc8da4c184dcc37242d32a4c441e293f2078d87c3ab7b5f6e2f77ef
SSDEEP

3072:tteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:Zq7fYIHBZkTB6DWruUCOwjt

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/2328-1-0x00000000746E0000-0x0000000074710000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3048	2328	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 3044 wrote to memory of 2328	3044	rundll32.exe	31
PID 3044 wrote to memory of 2328	3044	rundll32.exe	31
PID 3044 wrote to memory of 2328	3044	rundll32.exe	31
PID 3044 wrote to memory of 2328	3044	rundll32.exe	31
PID 3044 wrote to memory of 2328	3044	rundll32.exe	31
PID 3044 wrote to memory of 2328	3044	rundll32.exe	31
PID 3044 wrote to memory of 2328	3044	rundll32.exe	31
PID 2328 wrote to memory of 3048	2328	rundll32.exe	32
PID 2328 wrote to memory of 3048	2328	rundll32.exe	32
PID 2328 wrote to memory of 3048	2328	rundll32.exe	32
PID 2328 wrote to memory of 3048	2328	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33725d933d15a5bfdd743ea5dc7c9bd31648e0d06cb4377da289ac7378622d00.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33725d933d15a5bfdd743ea5dc7c9bd31648e0d06cb4377da289ac7378622d00.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 300
    3⤵
    - Program crash
    PID:3048

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/2328-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2328-1-0x00000000746E0000-0x0000000074710000-memory.dmp

Filesize
192KB

Download
memory/2328-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download