dridex | 1d8d4a5b50518c26209261a492a07f40cec7d28975087e1309eb32410f2e1b23

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 09:33

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General

Target

JaffaCakes118_1d8d4a5b50518c26209261a492a07f40cec7d28975087e1309eb32410f2e1b23.dll
Size

161KB
MD5

45baee7489ad43017c9ec6a911d5ba12
SHA1

f8df096d46e4938433148005c903679c11bf578a
SHA256

1d8d4a5b50518c26209261a492a07f40cec7d28975087e1309eb32410f2e1b23
SHA512

a2079fe20d08b23914e7c79f2d1025bce01e518463bc2ff1074f7c2d76b18a82f00e1aec9fb9a5b854f1a154e2627f96a484874f2159d0d1195e6077a9631a53
SSDEEP

3072:aoSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2aGkFY:hnS62Fl+pkeJl3CvRStrFl+EYn

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/2616-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2616-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1716	2616	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 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d8d4a5b50518c26209261a492a07f40cec7d28975087e1309eb32410f2e1b23.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d8d4a5b50518c26209261a492a07f40cec7d28975087e1309eb32410f2e1b23.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 256
    3⤵
    - Program crash
    PID:1716

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/2616-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2616-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2616-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2616-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download