dridex | 7d369e7cca30ad38c6d8a12164c2f41b64ca86e766240fe31d1a4e4b37769b34

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 04:03

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General

Target

JaffaCakes118_7d369e7cca30ad38c6d8a12164c2f41b64ca86e766240fe31d1a4e4b37769b34.dll
Size

161KB
MD5

602bb27a53d2a97134b09f5c7f104490
SHA1

11a8a3bf89829af448dd6aec0eb00a59561759f2
SHA256

7d369e7cca30ad38c6d8a12164c2f41b64ca86e766240fe31d1a4e4b37769b34
SHA512

6a844d73a3acdc706e66725dc5ce8dff9276406572c878909a25f90553786c4a99859ed0fc1c7f129776b271ef4e5ff510e329254612484830f5957057970160
SSDEEP

3072:xOSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2uGkFY:YnS62Fl+pkeJl3CvRStrFl+EYL

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/1304-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1304-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2588	1304	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 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 2344 wrote to memory of 1304	2344	rundll32.exe	30
PID 1304 wrote to memory of 2588	1304	rundll32.exe	31
PID 1304 wrote to memory of 2588	1304	rundll32.exe	31
PID 1304 wrote to memory of 2588	1304	rundll32.exe	31
PID 1304 wrote to memory of 2588	1304	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d369e7cca30ad38c6d8a12164c2f41b64ca86e766240fe31d1a4e4b37769b34.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d369e7cca30ad38c6d8a12164c2f41b64ca86e766240fe31d1a4e4b37769b34.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1304 -s 256
    3⤵
    - Program crash
    PID:2588

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/1304-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1304-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1304-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1304-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download