dridex | 52eba211c681b618662a786e9f68da20dfb697d1cd37fa7dc27c14e4e5d0a35a

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:10

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General

Target

JaffaCakes118_52eba211c681b618662a786e9f68da20dfb697d1cd37fa7dc27c14e4e5d0a35a.dll
Size

170KB
MD5

e4cf237a003142a2126f3a3c194afcbb
SHA1

26ef9b44ff8f4a7207b414a3d5b4eaece45a24dd
SHA256

52eba211c681b618662a786e9f68da20dfb697d1cd37fa7dc27c14e4e5d0a35a
SHA512

c54022e54867293e55b7c54e8df8a0c3cf9530482abaa6e52ce863270a4563b7b3a7b76d0a381f1dac23bbfe180eec2fdaa780043f976016447a99846edc3a8a
SSDEEP

3072:IqWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:mVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2140-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2724	2140	WerFault.exe	31

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 2920 wrote to memory of 2140	2920	rundll32.exe	31
PID 2920 wrote to memory of 2140	2920	rundll32.exe	31
PID 2920 wrote to memory of 2140	2920	rundll32.exe	31
PID 2920 wrote to memory of 2140	2920	rundll32.exe	31
PID 2920 wrote to memory of 2140	2920	rundll32.exe	31
PID 2920 wrote to memory of 2140	2920	rundll32.exe	31
PID 2920 wrote to memory of 2140	2920	rundll32.exe	31
PID 2140 wrote to memory of 2724	2140	rundll32.exe	32
PID 2140 wrote to memory of 2724	2140	rundll32.exe	32
PID 2140 wrote to memory of 2724	2140	rundll32.exe	32
PID 2140 wrote to memory of 2724	2140	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52eba211c681b618662a786e9f68da20dfb697d1cd37fa7dc27c14e4e5d0a35a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52eba211c681b618662a786e9f68da20dfb697d1cd37fa7dc27c14e4e5d0a35a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 256
    3⤵
    - Program crash
    PID:2724

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/2140-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2140-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Filesize
192KB

Download
memory/2140-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download