dridex | 61d2b1221d11cf56e6007a4ca18a8190b9c08cce369c8110a207fea654d2fc9c

Analysis

max time kernel
94s
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
30/12/2024, 04:31

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General

Target

JaffaCakes118_61d2b1221d11cf56e6007a4ca18a8190b9c08cce369c8110a207fea654d2fc9c.dll
Size

170KB
MD5

5abdd637ff637f09517c50e2975af3f0
SHA1

49afcb8fcb09db6450b75243caf0d5980166a289
SHA256

61d2b1221d11cf56e6007a4ca18a8190b9c08cce369c8110a207fea654d2fc9c
SHA512

35aa292714788361f5de908507d37145fa79c11236ab29069830b1177587a7ccfed3a050f06d39cd2c4f7fdecf70a4c7a5d57b5b80451ea9cb92bbf8f94c1282
SSDEEP

3072:rqWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:lVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2380-0-0x00000000754C0000-0x00000000754F0000-memory.dmp	dridex_ldr
behavioral2/memory/2380-3-0x00000000754C0000-0x00000000754F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1800	2380	WerFault.exe	82

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 3556 wrote to memory of 2380	3556	rundll32.exe	82
PID 3556 wrote to memory of 2380	3556	rundll32.exe	82
PID 3556 wrote to memory of 2380	3556	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61d2b1221d11cf56e6007a4ca18a8190b9c08cce369c8110a207fea654d2fc9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61d2b1221d11cf56e6007a4ca18a8190b9c08cce369c8110a207fea654d2fc9c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 672
    3⤵
    - Program crash
    PID:1800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 2380 -ip 2380
1⤵
PID:5000

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/2380-0-0x00000000754C0000-0x00000000754F0000-memory.dmp

Filesize
192KB

Download
memory/2380-2-0x0000000001400000-0x0000000001406000-memory.dmp

Filesize
24KB

Download
memory/2380-3-0x00000000754C0000-0x00000000754F0000-memory.dmp

Filesize
192KB

Download