dridex | 41c4c305443e3b5c2d8230f735d6a73aa4cd64683b742f8dfcc75351abe119c2

Analysis

max time kernel
72s
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 18:23

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General

Target

JaffaCakes118_41c4c305443e3b5c2d8230f735d6a73aa4cd64683b742f8dfcc75351abe119c2.dll
Size

204KB
MD5

e6fc2c6666e67392e67e6d46e5fcd88c
SHA1

2a68222fbbcc54722a931eac664265875c1f9075
SHA256

41c4c305443e3b5c2d8230f735d6a73aa4cd64683b742f8dfcc75351abe119c2
SHA512

17179735a2ce064f67d795039480b97c0e9b1344c7a248b8326175a9633620ff7c0adea8208fdf03023dc84b55bbd4a83c21da2cf34c9ee1e40b8235d08169db
SSDEEP

3072:v6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:vZuX6pEaeEDheWa+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/804-1-0x0000000075130000-0x0000000075165000-memory.dmp	dridex_ldr
behavioral1/memory/804-2-0x0000000075130000-0x0000000075165000-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 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41c4c305443e3b5c2d8230f735d6a73aa4cd64683b742f8dfcc75351abe119c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41c4c305443e3b5c2d8230f735d6a73aa4cd64683b742f8dfcc75351abe119c2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:804

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/804-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/804-1-0x0000000075130000-0x0000000075165000-memory.dmp

Filesize
212KB

Download
memory/804-2-0x0000000075130000-0x0000000075165000-memory.dmp

Filesize
212KB

Download
memory/804-3-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download