dridex | ac9647b5d24e6a40e5a677b1a89fb6da913cb904c6e099a8da52010b86977b8c

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
25-12-2024 14:38

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General

Target

JaffaCakes118_ac9647b5d24e6a40e5a677b1a89fb6da913cb904c6e099a8da52010b86977b8c.dll
Size

161KB
MD5

5c7f1f9703b4c7e0fc0d046000960cb5
SHA1

99e6cbf89bda76897add237bc30cc96a5642f1d3
SHA256

ac9647b5d24e6a40e5a677b1a89fb6da913cb904c6e099a8da52010b86977b8c
SHA512

170a45df832cd51a4500c1af8d052bbd5bcc5bde01ba5066236f466132ab0a5696cce1bfaa9dbf9c481def9a6cbe7cddc16dd3ca224304f5ebe68cbf9639e55c
SSDEEP

3072:3tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:9nS62Fl+pkeJl3CvRStrFl+EYi

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/2372-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2372-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	2372	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 2396 wrote to memory of 2372	2396	rundll32.exe	30
PID 2396 wrote to memory of 2372	2396	rundll32.exe	30
PID 2396 wrote to memory of 2372	2396	rundll32.exe	30
PID 2396 wrote to memory of 2372	2396	rundll32.exe	30
PID 2396 wrote to memory of 2372	2396	rundll32.exe	30
PID 2396 wrote to memory of 2372	2396	rundll32.exe	30
PID 2396 wrote to memory of 2372	2396	rundll32.exe	30
PID 2372 wrote to memory of 2120	2372	rundll32.exe	32
PID 2372 wrote to memory of 2120	2372	rundll32.exe	32
PID 2372 wrote to memory of 2120	2372	rundll32.exe	32
PID 2372 wrote to memory of 2120	2372	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac9647b5d24e6a40e5a677b1a89fb6da913cb904c6e099a8da52010b86977b8c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac9647b5d24e6a40e5a677b1a89fb6da913cb904c6e099a8da52010b86977b8c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 256
    3⤵
    - Program crash
    PID:2120

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/2372-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2372-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2372-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download