dridex | f902b74beb970901cab30a66c823978c0cac6fd488410cb48041af318c527591

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:22

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General

Target

JaffaCakes118_f902b74beb970901cab30a66c823978c0cac6fd488410cb48041af318c527591.dll
Size

188KB
MD5

629ed7e86b291773a46061ff4ee33b7f
SHA1

5b56ef7455672490427198ad45cfd93c329ae1c1
SHA256

f902b74beb970901cab30a66c823978c0cac6fd488410cb48041af318c527591
SHA512

f6a8248ee7c182c396788a1e6f8f259df97f56218d9885c010ff88e383a9439f3935d5aaeb6c3a7630bb150aa8648b60f30ada7b85a9b15543c95d3fd659296c
SSDEEP

3072:steMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzu9qM:Qq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2392-1-0x0000000074C20000-0x0000000074C50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2536	2392	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 2092 wrote to memory of 2392	2092	rundll32.exe	30
PID 2092 wrote to memory of 2392	2092	rundll32.exe	30
PID 2092 wrote to memory of 2392	2092	rundll32.exe	30
PID 2092 wrote to memory of 2392	2092	rundll32.exe	30
PID 2092 wrote to memory of 2392	2092	rundll32.exe	30
PID 2092 wrote to memory of 2392	2092	rundll32.exe	30
PID 2092 wrote to memory of 2392	2092	rundll32.exe	30
PID 2392 wrote to memory of 2536	2392	rundll32.exe	32
PID 2392 wrote to memory of 2536	2392	rundll32.exe	32
PID 2392 wrote to memory of 2536	2392	rundll32.exe	32
PID 2392 wrote to memory of 2536	2392	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f902b74beb970901cab30a66c823978c0cac6fd488410cb48041af318c527591.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f902b74beb970901cab30a66c823978c0cac6fd488410cb48041af318c527591.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 300
    3⤵
    - Program crash
    PID:2536

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/2392-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2392-1-0x0000000074C20000-0x0000000074C50000-memory.dmp

Filesize
192KB

Download
memory/2392-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

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