dridex | 32fc5c8e5a618119f9a92b36865be61b24cb277502f9c808f28ba48e08c6b73f

Analysis

max time kernel
95s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 06:29

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General

Target

JaffaCakes118_32fc5c8e5a618119f9a92b36865be61b24cb277502f9c808f28ba48e08c6b73f.dll
Size

161KB
MD5

107871ea3307cbd9595d48f2beba8c16
SHA1

3d912a03ac31591edeeecb6a5b185fac81bc9103
SHA256

32fc5c8e5a618119f9a92b36865be61b24cb277502f9c808f28ba48e08c6b73f
SHA512

d2a1a1b0715291f87c0a2fe021161b703ab05204cc85dd9e99acf7cc28acd65c6043623d91c264abdfb42b1811fafb51633b4bd883b9b3b2d14c0d2e5b345162
SSDEEP

3072:2aSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:DnS62Fl+pkeJl3CvRStrFl+EYE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/3488-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/3488-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3496	3488	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 1280 wrote to memory of 3488	1280	rundll32.exe	82
PID 1280 wrote to memory of 3488	1280	rundll32.exe	82
PID 1280 wrote to memory of 3488	1280	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_32fc5c8e5a618119f9a92b36865be61b24cb277502f9c808f28ba48e08c6b73f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_32fc5c8e5a618119f9a92b36865be61b24cb277502f9c808f28ba48e08c6b73f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 720
    3⤵
    - Program crash
    PID:3496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3488 -ip 3488
1⤵
PID:228

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/3488-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/3488-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3488-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3488-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download