dridex | 4a68758afee3a4b07abe3a593c2331ecc8cd9b8dcb9a5920015939efe6c37f3d

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:48

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General

Target

JaffaCakes118_4a68758afee3a4b07abe3a593c2331ecc8cd9b8dcb9a5920015939efe6c37f3d.dll
Size

184KB
MD5

79d1682bf2a5c6eb4770033e27979071
SHA1

6a76696e3f05a2d7b3a9dc01482a809840b910d0
SHA256

4a68758afee3a4b07abe3a593c2331ecc8cd9b8dcb9a5920015939efe6c37f3d
SHA512

b981ee97f29e2edbb1c92d6e7024213ac8cf4b9779fdb0c3e2aea7c66044093ff0b7adaa8abd7be443bc9e37124524ffc6c7907bfa0f042ff19e8525ac9c28fc
SSDEEP

3072:wiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoRlzoxss7:wiLVCIT4WK2z1W+CUHZj4Skq/eaoPoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2308-0-0x0000000074890000-0x00000000748BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1740	2308	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 2504 wrote to memory of 2308	2504	rundll32.exe	31
PID 2504 wrote to memory of 2308	2504	rundll32.exe	31
PID 2504 wrote to memory of 2308	2504	rundll32.exe	31
PID 2504 wrote to memory of 2308	2504	rundll32.exe	31
PID 2504 wrote to memory of 2308	2504	rundll32.exe	31
PID 2504 wrote to memory of 2308	2504	rundll32.exe	31
PID 2504 wrote to memory of 2308	2504	rundll32.exe	31
PID 2308 wrote to memory of 1740	2308	rundll32.exe	32
PID 2308 wrote to memory of 1740	2308	rundll32.exe	32
PID 2308 wrote to memory of 1740	2308	rundll32.exe	32
PID 2308 wrote to memory of 1740	2308	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a68758afee3a4b07abe3a593c2331ecc8cd9b8dcb9a5920015939efe6c37f3d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a68758afee3a4b07abe3a593c2331ecc8cd9b8dcb9a5920015939efe6c37f3d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2308 -s 220
    3⤵
    - Program crash
    PID:1740

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/2308-0-0x0000000074890000-0x00000000748BF000-memory.dmp

Filesize
188KB

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memory/2308-2-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

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