dridex | c5771c780de7ea42eb91353998fa4ba0f5a204ece1ee91d17ffa0d7ed940070b

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 09:47 UTC

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General

Target

JaffaCakes118_c5771c780de7ea42eb91353998fa4ba0f5a204ece1ee91d17ffa0d7ed940070b.dll
Size

188KB
MD5

8cbf7ef8fcd7527720e3ea87409f77fc
SHA1

49fb113a422eb3141f557c8279cf620173b19015
SHA256

c5771c780de7ea42eb91353998fa4ba0f5a204ece1ee91d17ffa0d7ed940070b
SHA512

ab2ce3617b4e8090329a846422f4c18ffb889134f41cc7b7a068c00f091eb2d16078022ab2ef9519b4287fa60ca27c0c6be44b6e03f981be123d4891a087d68b
SSDEEP

3072:9teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz79qM:Jq7fYIHBZkTB6DWruUCOwjt

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

1
O8gS34J9YSWjLHlls2UUrobOVwkv2gxcuQGDftg29

rc4.plain

1
uKMtcv1AqGZruPo9ospRTBws8THw75AMb8FgkX5O4e9TcekeUYyEZPcdBYFbpQD81

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/2364-1-0x0000000074630000-0x0000000074660000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2400	2364	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 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2364 wrote to memory of 2400	2364	rundll32.exe	31
PID 2364 wrote to memory of 2400	2364	rundll32.exe	31
PID 2364 wrote to memory of 2400	2364	rundll32.exe	31
PID 2364 wrote to memory of 2400	2364	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5771c780de7ea42eb91353998fa4ba0f5a204ece1ee91d17ffa0d7ed940070b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5771c780de7ea42eb91353998fa4ba0f5a204ece1ee91d17ffa0d7ed940070b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 300
    3⤵
    - Program crash
    PID:2400

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/2364-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2364-1-0x0000000074630000-0x0000000074660000-memory.dmp

Filesize
192KB

Download
memory/2364-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download