dridex | 3e5a595a313fa7a4c78da910fce728b4c45d663f46ecf0ee82051528cf4a29b0

Analysis

max time kernel
31s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 21:25

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General

Target

JaffaCakes118_3e5a595a313fa7a4c78da910fce728b4c45d663f46ecf0ee82051528cf4a29b0.dll
Size

160KB
MD5

457a06907e5e537a0024b3162e1eb38d
SHA1

e5ea9264d64114935958e86f46754f0d906bc630
SHA256

3e5a595a313fa7a4c78da910fce728b4c45d663f46ecf0ee82051528cf4a29b0
SHA512

041b4cfd3b0f7607ef46e5e15823221f825283a41923ebb86afbecb53509d21d6995e47a623b935aa0da41d14889d620aab32ecd032445b86cc15496b82948e8
SSDEEP

3072:QNOn8cnYCTZouiOyPmE7Zsantih3+0wuFiD3xJaTw1tHr:b8mnT7Fmsans1+0Hw7/t

Score

10^/10

dridex 40111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40111

185.148.168.240:443

162.216.125.131:2303

193.200.130.178:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2612-1-0x0000000074A90000-0x0000000074ABE000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1144	2612	WerFault.exe	29

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 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2376 wrote to memory of 2612	2376	rundll32.exe	29
PID 2612 wrote to memory of 1144	2612	rundll32.exe	30
PID 2612 wrote to memory of 1144	2612	rundll32.exe	30
PID 2612 wrote to memory of 1144	2612	rundll32.exe	30
PID 2612 wrote to memory of 1144	2612	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e5a595a313fa7a4c78da910fce728b4c45d663f46ecf0ee82051528cf4a29b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e5a595a313fa7a4c78da910fce728b4c45d663f46ecf0ee82051528cf4a29b0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 264
    3⤵
    - Program crash
    PID:1144

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/2612-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2612-1-0x0000000074A90000-0x0000000074ABE000-memory.dmp

Filesize
184KB

Download
memory/2612-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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