dridex | 1cb961949073771e5f7b5df7779f2bc241718b6c71cd935697c0e5b3e569d0f6

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 00:12

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General

Target

JaffaCakes118_1cb961949073771e5f7b5df7779f2bc241718b6c71cd935697c0e5b3e569d0f6.dll
Size

161KB
MD5

9b51bd7614a5cf1b14f49413b254fa0e
SHA1

1e006047b8495c094c1162327f068ebb1eca6448
SHA256

1cb961949073771e5f7b5df7779f2bc241718b6c71cd935697c0e5b3e569d0f6
SHA512

c7ac190cb5dc42324741be4a91ca41d6a3f93b41a316db3ad263cec6069f5ba7503a7556ec48f79fae075acd88c003b1f3f26170dd18aea1b45e7154f6013e72
SSDEEP

3072:haSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:8nS62Fl+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/1688-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1688-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1976	1688	WerFault.exe	30

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 1684 wrote to memory of 1688	1684	rundll32.exe	30
PID 1684 wrote to memory of 1688	1684	rundll32.exe	30
PID 1684 wrote to memory of 1688	1684	rundll32.exe	30
PID 1684 wrote to memory of 1688	1684	rundll32.exe	30
PID 1684 wrote to memory of 1688	1684	rundll32.exe	30
PID 1684 wrote to memory of 1688	1684	rundll32.exe	30
PID 1684 wrote to memory of 1688	1684	rundll32.exe	30
PID 1688 wrote to memory of 1976	1688	rundll32.exe	32
PID 1688 wrote to memory of 1976	1688	rundll32.exe	32
PID 1688 wrote to memory of 1976	1688	rundll32.exe	32
PID 1688 wrote to memory of 1976	1688	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1cb961949073771e5f7b5df7779f2bc241718b6c71cd935697c0e5b3e569d0f6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1cb961949073771e5f7b5df7779f2bc241718b6c71cd935697c0e5b3e569d0f6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 256
    3⤵
    - Program crash
    PID:1976

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/1688-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1688-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1688-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1688-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download