dridex | 3bf4c61e41798b27023cc622221555fde8b0b73079b059306962e9395644f675

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/12/2024, 22:52

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General

Target

JaffaCakes118_3bf4c61e41798b27023cc622221555fde8b0b73079b059306962e9395644f675.dll
Size

184KB
MD5

092cff380019ceca41eaf9a120343d73
SHA1

3563d050c2e7ccfc6d66e79e499260f14b439ff9
SHA256

3bf4c61e41798b27023cc622221555fde8b0b73079b059306962e9395644f675
SHA512

649373245045911187d0fb77d5bb3c12d3e5c6415b6e152600930d5a67652ce5371a519ba07b5a39808ba28bc8949b8540438e8c56c60026a83bc944cacd5ac1
SSDEEP

3072:auwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kjlmsb:k7TXYsd9SkONU1jKGlUlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1072-1-0x0000000074BE0000-0x0000000074C10000-memory.dmp	dridex_ldr
behavioral2/memory/1072-2-0x0000000074BE0000-0x0000000074C10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	1072	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 4696 wrote to memory of 1072	4696	rundll32.exe	83
PID 4696 wrote to memory of 1072	4696	rundll32.exe	83
PID 4696 wrote to memory of 1072	4696	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3bf4c61e41798b27023cc622221555fde8b0b73079b059306962e9395644f675.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3bf4c61e41798b27023cc622221555fde8b0b73079b059306962e9395644f675.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1072 -s 616
    3⤵
    - Program crash
    PID:2320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1072 -ip 1072
1⤵
PID:1984

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/1072-0-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/1072-1-0x0000000074BE0000-0x0000000074C10000-memory.dmp

Filesize
192KB

Download
memory/1072-3-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/1072-2-0x0000000074BE0000-0x0000000074C10000-memory.dmp

Filesize
192KB

Download