dridex | cff34c961ba8da692e93a3c19f5d0aa67fd989527dfe9587c7cf4172e7452810

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:15

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General

Target

JaffaCakes118_cff34c961ba8da692e93a3c19f5d0aa67fd989527dfe9587c7cf4172e7452810.dll
Size

177KB
MD5

4d99eecff29b35383bb792e5c56b29ed
SHA1

58cf0081bdaa163345b7b690c21b5657ae76ec0c
SHA256

cff34c961ba8da692e93a3c19f5d0aa67fd989527dfe9587c7cf4172e7452810
SHA512

2edde52d005be9e9c69ec1b524972109b4522438fca30616e9eaee710939e941beef88bd85870c891744ec7d95e343d5f3929aec79286091a7b0142b530e60ec
SSDEEP

3072:muCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:azWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2124-0-0x0000000075410000-0x0000000075441000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2124	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 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2212 wrote to memory of 2124	2212	rundll32.exe	30
PID 2124 wrote to memory of 2796	2124	rundll32.exe	31
PID 2124 wrote to memory of 2796	2124	rundll32.exe	31
PID 2124 wrote to memory of 2796	2124	rundll32.exe	31
PID 2124 wrote to memory of 2796	2124	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cff34c961ba8da692e93a3c19f5d0aa67fd989527dfe9587c7cf4172e7452810.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cff34c961ba8da692e93a3c19f5d0aa67fd989527dfe9587c7cf4172e7452810.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 220
    3⤵
    - Program crash
    PID:2796

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/2124-0-0x0000000075410000-0x0000000075441000-memory.dmp

Filesize
196KB

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memory/2124-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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