dridex | 772250f726490ba8b838d13f7b43cd42d59574f408ed604eac5e2fa42a7ce592

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 12:35

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General

Target

JaffaCakes118_772250f726490ba8b838d13f7b43cd42d59574f408ed604eac5e2fa42a7ce592.dll
Size

161KB
MD5

0313f2c4faa06a8bc446214ab48a2752
SHA1

9033573076439a37e7e7de6e971e30b2b2a8efc5
SHA256

772250f726490ba8b838d13f7b43cd42d59574f408ed604eac5e2fa42a7ce592
SHA512

3892d7adbd5d972348f244b0d3ebb3181a440f909bc4be001ee42f3a681a4364d10a0a89159e250e273288cfaa1e1ce12e869fac07e5290e3a7b35b30a6316b1
SSDEEP

3072:saSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:BnS62Fl+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
behavioral1/memory/2348-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2348-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1904	2348	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 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2328 wrote to memory of 2348	2328	rundll32.exe	31
PID 2348 wrote to memory of 1904	2348	rundll32.exe	32
PID 2348 wrote to memory of 1904	2348	rundll32.exe	32
PID 2348 wrote to memory of 1904	2348	rundll32.exe	32
PID 2348 wrote to memory of 1904	2348	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_772250f726490ba8b838d13f7b43cd42d59574f408ed604eac5e2fa42a7ce592.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_772250f726490ba8b838d13f7b43cd42d59574f408ed604eac5e2fa42a7ce592.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2348 -s 256
    3⤵
    - Program crash
    PID:1904

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/2348-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2348-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2348-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download