dridex | 4fa00ed979130c6ec767e09a48340e59646b380899b030cda46cdacd869601bb

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:11

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General

Target

JaffaCakes118_4fa00ed979130c6ec767e09a48340e59646b380899b030cda46cdacd869601bb.dll
Size

188KB
MD5

be9b51b731b402a1ab600c8a16ad293a
SHA1

040354cbd999c73ca2364495627fc3fb92734c0a
SHA256

4fa00ed979130c6ec767e09a48340e59646b380899b030cda46cdacd869601bb
SHA512

ade7cf417400ead98431ecceca606bd77c8ec00bf772f91167ad532c97b1a4a14b3f41e75513293417d7d4c08ccfd9f4a169e6c7dde58bfa6fe9e8425d3c03a5
SSDEEP

3072:VteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzE9qM:xq7fYIHBZkTB6DWruUCOwjt

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/2564-0-0x0000000074E80000-0x0000000074EB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	2564	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 2076 wrote to memory of 2564	2076	rundll32.exe	30
PID 2076 wrote to memory of 2564	2076	rundll32.exe	30
PID 2076 wrote to memory of 2564	2076	rundll32.exe	30
PID 2076 wrote to memory of 2564	2076	rundll32.exe	30
PID 2076 wrote to memory of 2564	2076	rundll32.exe	30
PID 2076 wrote to memory of 2564	2076	rundll32.exe	30
PID 2076 wrote to memory of 2564	2076	rundll32.exe	30
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31
PID 2564 wrote to memory of 2392	2564	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fa00ed979130c6ec767e09a48340e59646b380899b030cda46cdacd869601bb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4fa00ed979130c6ec767e09a48340e59646b380899b030cda46cdacd869601bb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2564
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 300
    3⤵
    - Program crash
    PID:2392

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/2564-0-0x0000000074E80000-0x0000000074EB0000-memory.dmp

Filesize
192KB

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memory/2564-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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