dridex | 9d5d8d24bc90ae37ce7bbe5098c5001908e8bfaba8c41e588715e7c0fe929b79

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
23/12/2024, 20:24

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General

Target

JaffaCakes118_9d5d8d24bc90ae37ce7bbe5098c5001908e8bfaba8c41e588715e7c0fe929b79.dll
Size

188KB
MD5

fcb21445878119f0db3eb9f6420b63ef
SHA1

42b0e15676e05ab476ccc4df1fcc890a6ba7a1bb
SHA256

9d5d8d24bc90ae37ce7bbe5098c5001908e8bfaba8c41e588715e7c0fe929b79
SHA512

1acd7a9cc62b287dbe31fd202b2c4786613324bd566baad284bc75132ae8bca951e6df3773c15ccc8bfec55613bc4f66a2e485ad2d984c7c7a4dee3c14a88c2d
SSDEEP

3072:ZteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:1q7fYIHBZkTB6DWruUCOwjt

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/2792-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2820	2792	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 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 1680 wrote to memory of 2792	1680	rundll32.exe	29
PID 2792 wrote to memory of 2820	2792	rundll32.exe	30
PID 2792 wrote to memory of 2820	2792	rundll32.exe	30
PID 2792 wrote to memory of 2820	2792	rundll32.exe	30
PID 2792 wrote to memory of 2820	2792	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9d5d8d24bc90ae37ce7bbe5098c5001908e8bfaba8c41e588715e7c0fe929b79.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9d5d8d24bc90ae37ce7bbe5098c5001908e8bfaba8c41e588715e7c0fe929b79.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 308
    3⤵
    - Program crash
    PID:2820

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

Replay Monitor

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Downloads

memory/2792-1-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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memory/2792-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

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