dridex | f1cb074e31de59b60d3ae858a45f8c93ed0bf0dea2a023399d98b7c1bfbcafba

Analysis

max time kernel
93s
max time network
144s
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 20:13

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General

Target

JaffaCakes118_f1cb074e31de59b60d3ae858a45f8c93ed0bf0dea2a023399d98b7c1bfbcafba.dll
Size

161KB
MD5

5bf77af12c1e4f6d3d3256fc3262e285
SHA1

07a7cd3967a99f0ed8831779f4e972e38b2a6c00
SHA256

f1cb074e31de59b60d3ae858a45f8c93ed0bf0dea2a023399d98b7c1bfbcafba
SHA512

12a0db830b5bea54473710ce2d0e5eb16773fe90f46ce013d5e776d6d257cac3c4389884065896a6b0bc5890d15246dbe48cdfd5243c32c359be695aa6a4b8d6
SSDEEP

3072:gaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:NnS62Fl+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/4088-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4088-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3340	4088	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 452 wrote to memory of 4088	452	rundll32.exe	82
PID 452 wrote to memory of 4088	452	rundll32.exe	82
PID 452 wrote to memory of 4088	452	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f1cb074e31de59b60d3ae858a45f8c93ed0bf0dea2a023399d98b7c1bfbcafba.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f1cb074e31de59b60d3ae858a45f8c93ed0bf0dea2a023399d98b7c1bfbcafba.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4088 -s 712
    3⤵
    - Program crash
    PID:3340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4088 -ip 4088
1⤵
PID:1880

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/4088-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4088-2-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/4088-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download