dridex | 35b2ef49b749e4252cf035f1a374cc0edd065418ba8c4b1c90e3fa4379f0e1fb

Analysis

max time kernel
93s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 18:42

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General

Target

JaffaCakes118_35b2ef49b749e4252cf035f1a374cc0edd065418ba8c4b1c90e3fa4379f0e1fb.dll
Size

161KB
MD5

ea30c8cc8525b224857019c71db5c990
SHA1

7da86dd6aa22f27ccb67cb4084c617262228175f
SHA256

35b2ef49b749e4252cf035f1a374cc0edd065418ba8c4b1c90e3fa4379f0e1fb
SHA512

571d6cecc616fc96a775b04cf33c6b8878bc12325ed4d73e05bb6c8beac25723882e1df2807f404a828a7e15721ecf1244c5e9b0ea152b1cf7bd33f7e3eaae91
SSDEEP

3072:aWSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2NGkFY:nnS62Fl+pkeJl3CvRStrFl+EYg

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/4164-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4164-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2552	4164	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 1100 wrote to memory of 4164	1100	rundll32.exe	82
PID 1100 wrote to memory of 4164	1100	rundll32.exe	82
PID 1100 wrote to memory of 4164	1100	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35b2ef49b749e4252cf035f1a374cc0edd065418ba8c4b1c90e3fa4379f0e1fb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35b2ef49b749e4252cf035f1a374cc0edd065418ba8c4b1c90e3fa4379f0e1fb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 712
    3⤵
    - Program crash
    PID:2552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4164 -ip 4164
1⤵
PID:1172

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/4164-0-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download
memory/4164-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4164-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4164-3-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download