dridex | bc59cf04a2132e7c0e3c2b12f20a2d557e5813c1ae9c9e0d065a0f55af71a8d1

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 20:04

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General

Target

JaffaCakes118_bc59cf04a2132e7c0e3c2b12f20a2d557e5813c1ae9c9e0d065a0f55af71a8d1.dll
Size

161KB
MD5

6c58b28660323d1559ba6d40628989c1
SHA1

6271eee9c61c40bae3d9bf28d616ad965d5818b7
SHA256

bc59cf04a2132e7c0e3c2b12f20a2d557e5813c1ae9c9e0d065a0f55af71a8d1
SHA512

f2508bcf5dcc27f5cc0747b432e1ecc2f849ba1e79d0e4d0041eae9e64ad5094b83b7c67c42876e348a0de8b84ef4ad9c7a36df49d94cd249028f17b2a85e7b2
SSDEEP

3072:dv4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:CDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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/2912-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
884	2912	WerFault.exe	28

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 2904 wrote to memory of 2912	2904	rundll32.exe	28
PID 2904 wrote to memory of 2912	2904	rundll32.exe	28
PID 2904 wrote to memory of 2912	2904	rundll32.exe	28
PID 2904 wrote to memory of 2912	2904	rundll32.exe	28
PID 2904 wrote to memory of 2912	2904	rundll32.exe	28
PID 2904 wrote to memory of 2912	2904	rundll32.exe	28
PID 2904 wrote to memory of 2912	2904	rundll32.exe	28
PID 2912 wrote to memory of 884	2912	rundll32.exe	29
PID 2912 wrote to memory of 884	2912	rundll32.exe	29
PID 2912 wrote to memory of 884	2912	rundll32.exe	29
PID 2912 wrote to memory of 884	2912	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc59cf04a2132e7c0e3c2b12f20a2d557e5813c1ae9c9e0d065a0f55af71a8d1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc59cf04a2132e7c0e3c2b12f20a2d557e5813c1ae9c9e0d065a0f55af71a8d1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 256
    3⤵
    - Program crash
    PID:884

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/2912-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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memory/2912-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

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