dridex | bdd7f666082451e9f4e51b934b52504cf1b5947c7e6d5077892170c800c9b1b8

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
24/12/2024, 16:25

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General

Target

JaffaCakes118_bdd7f666082451e9f4e51b934b52504cf1b5947c7e6d5077892170c800c9b1b8.dll
Size

161KB
MD5

f0ead87a2d39648fd617b989da1f6223
SHA1

1e9b510f13494e284c77d884c4fd94a7750eb646
SHA256

bdd7f666082451e9f4e51b934b52504cf1b5947c7e6d5077892170c800c9b1b8
SHA512

fc73fb3b022a21e48ee41b6fa63ba233c0a7eefed8aeaaa4be7e0ec08958964e52fd3ce051dd1207bb60310e07de2713b2cfb6190383920bec0ba45807e4e189
SSDEEP

3072:2nSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2xGkFY:GnS62Fl+pkeJl3CvRStrFl+EY0

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/3592-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/3592-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	3592	WerFault.exe	83

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 1428 wrote to memory of 3592	1428	rundll32.exe	83
PID 1428 wrote to memory of 3592	1428	rundll32.exe	83
PID 1428 wrote to memory of 3592	1428	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bdd7f666082451e9f4e51b934b52504cf1b5947c7e6d5077892170c800c9b1b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bdd7f666082451e9f4e51b934b52504cf1b5947c7e6d5077892170c800c9b1b8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3592
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3592 -s 712
    3⤵
    - Program crash
    PID:2812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3592 -ip 3592
1⤵
PID:1868

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/3592-0-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download
memory/3592-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3592-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3592-3-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download