dridex | fc1d44f2e21cb67cd421ce2c3efcb6bf690418bab9ef2de5a1d341b77d3bfc4a

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
25-12-2024 02:48

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General

Target

JaffaCakes118_fc1d44f2e21cb67cd421ce2c3efcb6bf690418bab9ef2de5a1d341b77d3bfc4a.dll
Size

161KB
MD5

eaf83a067b6fb48b806b232b61692e82
SHA1

7a8a852d8337e80b09520cdc31d9b2b306996c5e
SHA256

fc1d44f2e21cb67cd421ce2c3efcb6bf690418bab9ef2de5a1d341b77d3bfc4a
SHA512

35d794d236788bb1203d974dc2bc3b643cd04f3c00b449a9557fc670222c5e056e83269bfddd9b1d16d794c342c5db4e2d9d03d377ae36299ff7cd025f4cbf6d
SSDEEP

3072:2oSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:1nS62Fl+pkeJl3CvRStrFl+EYn

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/4560-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4560-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1820	4560	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 4700 wrote to memory of 4560	4700	rundll32.exe	85
PID 4700 wrote to memory of 4560	4700	rundll32.exe	85
PID 4700 wrote to memory of 4560	4700	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc1d44f2e21cb67cd421ce2c3efcb6bf690418bab9ef2de5a1d341b77d3bfc4a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc1d44f2e21cb67cd421ce2c3efcb6bf690418bab9ef2de5a1d341b77d3bfc4a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4560
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 720
    3⤵
    - Program crash
    PID:1820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4560 -ip 4560
1⤵
PID:4688

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/4560-0-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/4560-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4560-3-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/4560-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download