dridex | d3a4d8f4d1aa1a352da22d7f1801566e3d697654bc6d66540df058f6e820a713

Analysis

max time kernel
77s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:04

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General

Target

JaffaCakes118_d3a4d8f4d1aa1a352da22d7f1801566e3d697654bc6d66540df058f6e820a713.dll
Size

204KB
MD5

7553ebd95d5543aa42bf512c11807c63
SHA1

90ed43dc4e55ebcf4b7a9a0b037f0b2a5e3070d7
SHA256

d3a4d8f4d1aa1a352da22d7f1801566e3d697654bc6d66540df058f6e820a713
SHA512

208e2be1f72ca7601359de1922c7ac8d59c1fc04d2a79997329eada3d4ce29c801a17927afb0bd17d7fe69406fc5f7cc9799b4d5c1f3faf2b7581014aabe175b
SSDEEP

3072:R6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:RZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/1880-1-0x0000000075150000-0x0000000075185000-memory.dmp	dridex_ldr
behavioral1/memory/1880-2-0x0000000075150000-0x0000000075185000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 304 wrote to memory of 1880	304	rundll32.exe	31
PID 304 wrote to memory of 1880	304	rundll32.exe	31
PID 304 wrote to memory of 1880	304	rundll32.exe	31
PID 304 wrote to memory of 1880	304	rundll32.exe	31
PID 304 wrote to memory of 1880	304	rundll32.exe	31
PID 304 wrote to memory of 1880	304	rundll32.exe	31
PID 304 wrote to memory of 1880	304	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d3a4d8f4d1aa1a352da22d7f1801566e3d697654bc6d66540df058f6e820a713.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d3a4d8f4d1aa1a352da22d7f1801566e3d697654bc6d66540df058f6e820a713.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1880-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1880-1-0x0000000075150000-0x0000000075185000-memory.dmp

Filesize
212KB

Download
memory/1880-2-0x0000000075150000-0x0000000075185000-memory.dmp

Filesize
212KB

Download
memory/1880-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download