dridex | 6d35d344cb1a8d6422c09cc076b4bf544a96a0a4cea6078affe7b1db286082e1

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 11:10

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General

Target

JaffaCakes118_6d35d344cb1a8d6422c09cc076b4bf544a96a0a4cea6078affe7b1db286082e1.dll
Size

188KB
MD5

087d987105ac8e5900282174758588f3
SHA1

244471ec9ccdf455e35e0728ef5b95670442f726
SHA256

6d35d344cb1a8d6422c09cc076b4bf544a96a0a4cea6078affe7b1db286082e1
SHA512

7184ebdba5e5d8758dc8246170ea3ba33266ac51882efd8fd71ba74ae26de28e1d58454b8a9ed1a6adcc3619f0640547dcad3a3bcf8e0f3ebca2f7e752c4d57f
SSDEEP

3072:CteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM: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/2556-1-0x0000000074B40000-0x0000000074B70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2556	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 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d35d344cb1a8d6422c09cc076b4bf544a96a0a4cea6078affe7b1db286082e1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d35d344cb1a8d6422c09cc076b4bf544a96a0a4cea6078affe7b1db286082e1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 300
    3⤵
    - Program crash
    PID:2696

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/2556-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2556-1-0x0000000074B40000-0x0000000074B70000-memory.dmp

Filesize
192KB

Download
memory/2556-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download