dridex | 724372883c5e2b0a8c00d2269f4d374221999baaab9d013b8015224ead6047ad

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2024 03:41

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General

Target

925b216e9982e971890803e9420efed8_JaffaCakes118.dll
Size

184KB
MD5

925b216e9982e971890803e9420efed8
SHA1

f2d23f7ef550fb26fa596055a3c0a3a48dd370e9
SHA256

724372883c5e2b0a8c00d2269f4d374221999baaab9d013b8015224ead6047ad
SHA512

af12c6e4788150950ea9a2475a21944ec29870ed329382c6f2c6c141752cd4ef70ab9507d9e1808aeca3feb78eb84e723a5a6e5c34cc753ac09d5b26c215964a
SSDEEP

3072:+DHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFpsvQ:uMhP1cq7/16CT9jnR1Vz7i8

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

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

Processes:

resource	yara_rule
behavioral2/memory/1720-1-0x0000000074B80000-0x0000000074BB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1516 1720 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
1516	1720	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4148 wrote to memory of 1720	4148	rundll32.exe	rundll32.exe
PID 4148 wrote to memory of 1720	4148	rundll32.exe	rundll32.exe
PID 4148 wrote to memory of 1720	4148	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\925b216e9982e971890803e9420efed8_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\925b216e9982e971890803e9420efed8_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 612
    3⤵
    - Program crash
    PID:1516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1720 -ip 1720
1⤵
PID:208

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/1720-0-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download
memory/1720-1-0x0000000074B80000-0x0000000074BB0000-memory.dmp

Filesize
192KB

Download
memory/1720-3-0x0000000000800000-0x0000000000806000-memory.dmp

Filesize
24KB

Download