dridex | a35b42325738e7f9f2e08885f403569987afb7870a6c8055057d6154e07fdc67

Analysis

max time kernel
32s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:40

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General

Target

JaffaCakes118_a35b42325738e7f9f2e08885f403569987afb7870a6c8055057d6154e07fdc67.dll
Size

188KB
MD5

8025c3475c30205f6dae74ba1a089f80
SHA1

cd67b7bb7b87dded33ee124a3e86010277cd5112
SHA256

a35b42325738e7f9f2e08885f403569987afb7870a6c8055057d6154e07fdc67
SHA512

66c533b799a28d2e4c77e0d2baeb85825ed60278b8e1cb1b88c1b4d5b82a13ed1b0f56517a7268a987f1fe2c58299365357c67b183de19429ee66f55b7d619f6
SSDEEP

3072:0teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzF9qM:Iq7fYIHBZkTB6DWruUCOwjt

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/2388-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2984	2388	WerFault.exe	29

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 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2792 wrote to memory of 2388	2792	rundll32.exe	29
PID 2388 wrote to memory of 2984	2388	rundll32.exe	30
PID 2388 wrote to memory of 2984	2388	rundll32.exe	30
PID 2388 wrote to memory of 2984	2388	rundll32.exe	30
PID 2388 wrote to memory of 2984	2388	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a35b42325738e7f9f2e08885f403569987afb7870a6c8055057d6154e07fdc67.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a35b42325738e7f9f2e08885f403569987afb7870a6c8055057d6154e07fdc67.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 308
    3⤵
    - Program crash
    PID:2984

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/2388-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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memory/2388-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

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