dridex | 34b7fa4a43700a724a67c87015b1ea468cb244f05ad7e19284253025e00723ee

Analysis

max time kernel
92s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 20:57

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General

Target

JaffaCakes118_34b7fa4a43700a724a67c87015b1ea468cb244f05ad7e19284253025e00723ee.dll
Size

184KB
MD5

b042680aea9e548fc5c9b8151a71cf29
SHA1

f5a6fbccb515b7b8d5cc8b54f858ad97d1143b99
SHA256

34b7fa4a43700a724a67c87015b1ea468cb244f05ad7e19284253025e00723ee
SHA512

cc8b2af128e3fab1f3159a29dcdd91dffbaa3aef77b4fec2cd8bf9a5411b6dee1dcc0e3dd8b20f2935fc4ba838d9541dcc31c4b8a0d02425cdc4c514bff93df9
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kulmsb:57TXYsd9SkONU1jKGlBlm

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/428-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp	dridex_ldr
behavioral2/memory/428-2-0x0000000074AA0000-0x0000000074AD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3544	428	WerFault.exe	85

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 2288 wrote to memory of 428	2288	rundll32.exe	85
PID 2288 wrote to memory of 428	2288	rundll32.exe	85
PID 2288 wrote to memory of 428	2288	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34b7fa4a43700a724a67c87015b1ea468cb244f05ad7e19284253025e00723ee.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34b7fa4a43700a724a67c87015b1ea468cb244f05ad7e19284253025e00723ee.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 620
    3⤵
    - Program crash
    PID:3544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 428 -ip 428
1⤵
PID:4684

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/428-0-0x0000000001390000-0x0000000001396000-memory.dmp

Filesize
24KB

Download
memory/428-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

Filesize
192KB

Download
memory/428-3-0x0000000001390000-0x0000000001396000-memory.dmp

Filesize
24KB

Download
memory/428-2-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

Filesize
192KB

Download