dridex | 91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 22:44

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General

Target

JaffaCakes118_91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4.dll
Size

184KB
MD5

43b4dd8faa37997b333b49d27505d3d9
SHA1

20d3077bcaf7f00c2b32ad05bb13de5a6811f32c
SHA256

91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4
SHA512

69de6ba992e31f5bcf5f246fe8e6fdef3d46dd43e5f8e477c2e9ddbc7497685fa346ab309fca53a66fa1f680ff07afd123f276ecf018e093558fd62bac4d8cd1
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KRlmsb:57TXYsd9SkONU1jKGlelm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/1908-1-0x0000000075080000-0x00000000750B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1688	1908	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 2848 wrote to memory of 1908	2848	rundll32.exe	30
PID 2848 wrote to memory of 1908	2848	rundll32.exe	30
PID 2848 wrote to memory of 1908	2848	rundll32.exe	30
PID 2848 wrote to memory of 1908	2848	rundll32.exe	30
PID 2848 wrote to memory of 1908	2848	rundll32.exe	30
PID 2848 wrote to memory of 1908	2848	rundll32.exe	30
PID 2848 wrote to memory of 1908	2848	rundll32.exe	30
PID 1908 wrote to memory of 1688	1908	rundll32.exe	31
PID 1908 wrote to memory of 1688	1908	rundll32.exe	31
PID 1908 wrote to memory of 1688	1908	rundll32.exe	31
PID 1908 wrote to memory of 1688	1908	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_91b5ce001d867cc84cdff25c9f4b7f36fe3a3925f682973a2d1f542730c2fed4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 220
    3⤵
    - Program crash
    PID:1688

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/1908-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1908-1-0x0000000075080000-0x00000000750B0000-memory.dmp

Filesize
192KB

Download
memory/1908-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download