dridex | a5ce50661af9625aef180fac67da1a21dc32943ef4e123e283a5875087e5524e

Analysis

max time kernel
94s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 19:47

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General

Target

JaffaCakes118_a5ce50661af9625aef180fac67da1a21dc32943ef4e123e283a5875087e5524e.dll
Size

161KB
MD5

d8ccb7a01235a53b1077e351af9470ba
SHA1

6ace61812b095329fb4c7ed79a9ae3bf2bd72a08
SHA256

a5ce50661af9625aef180fac67da1a21dc32943ef4e123e283a5875087e5524e
SHA512

514034988e989cffc2e552958d19f9ab9df9d4d6ada8a1bd563286cf0e841ee15248a7779a31e9f27febae834252fc5e00bc3974d80c7a3dfb3ba7a2c6fdd5ea
SSDEEP

3072:lnSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:lnS62Fl+pkeJl3CvRStrFl+EY0

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
behavioral2/memory/1572-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/1572-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3580	1572	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 1572	1484	rundll32.exe	83
PID 1484 wrote to memory of 1572	1484	rundll32.exe	83
PID 1484 wrote to memory of 1572	1484	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5ce50661af9625aef180fac67da1a21dc32943ef4e123e283a5875087e5524e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1484
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5ce50661af9625aef180fac67da1a21dc32943ef4e123e283a5875087e5524e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 720
    3⤵
    - Program crash
    PID:3580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1572 -ip 1572
1⤵
PID:3840

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/1572-0-0x0000000000A80000-0x0000000000A86000-memory.dmp

Filesize
24KB

Download
memory/1572-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1572-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1572-3-0x0000000000A80000-0x0000000000A86000-memory.dmp

Filesize
24KB

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