dridex | f0fd9952083603c55ddee1938a5896cc37d66fdb5bd2e7811104d043e454166e

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 02:46

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General

Target

JaffaCakes118_f0fd9952083603c55ddee1938a5896cc37d66fdb5bd2e7811104d043e454166e.dll
Size

161KB
MD5

582f7837f71f72806b9d4a58e762356e
SHA1

25d5f0d7a26b7b8946d269004628d783b602096f
SHA256

f0fd9952083603c55ddee1938a5896cc37d66fdb5bd2e7811104d043e454166e
SHA512

2bd3c033bfd0e2cd1db7597c124e692fbe919c495082636d87b61faf2e5114b5be8d952aea839a4288999aec8ac1b6de9747f6641fb999876a219aa688c1644d
SSDEEP

3072:QgSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:3nS62Fl+pkeJl3CvRStrFl+EYM

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
behavioral1/memory/2512-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2512-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2464	2512	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2512	2344	rundll32.exe	31
PID 2344 wrote to memory of 2512	2344	rundll32.exe	31
PID 2344 wrote to memory of 2512	2344	rundll32.exe	31
PID 2344 wrote to memory of 2512	2344	rundll32.exe	31
PID 2344 wrote to memory of 2512	2344	rundll32.exe	31
PID 2344 wrote to memory of 2512	2344	rundll32.exe	31
PID 2344 wrote to memory of 2512	2344	rundll32.exe	31
PID 2512 wrote to memory of 2464	2512	rundll32.exe	32
PID 2512 wrote to memory of 2464	2512	rundll32.exe	32
PID 2512 wrote to memory of 2464	2512	rundll32.exe	32
PID 2512 wrote to memory of 2464	2512	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f0fd9952083603c55ddee1938a5896cc37d66fdb5bd2e7811104d043e454166e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f0fd9952083603c55ddee1938a5896cc37d66fdb5bd2e7811104d043e454166e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 256
    3⤵
    - Program crash
    PID:2464

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/2512-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2512-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2512-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2512-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download