dridex | 17ef4900f0e7e9c0b3301d234076f961333fbfb1d2b477443f936b60affd2fc8

Analysis

max time kernel
54s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:37

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General

Target

JaffaCakes118_17ef4900f0e7e9c0b3301d234076f961333fbfb1d2b477443f936b60affd2fc8.dll
Size

204KB
MD5

fc620f49f3b4d0f8c1c5c3af70b3ed73
SHA1

0eb0316e162965e58f424ee5822450372f827b82
SHA256

17ef4900f0e7e9c0b3301d234076f961333fbfb1d2b477443f936b60affd2fc8
SHA512

40181c42b6175eed359adfe4afcdced1019b34924da0444b7cad23f5e0d96037b56799b89359e3b0b3005236eaaa302f18c8ca073ae272769b938a7909332305
SSDEEP

3072:s6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:sZuX6pEaeEDheWa+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/2644-1-0x0000000074D10000-0x0000000074D45000-memory.dmp	dridex_ldr
behavioral1/memory/2644-3-0x0000000074D10000-0x0000000074D45000-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 1960 wrote to memory of 2644	1960	rundll32.exe	30
PID 1960 wrote to memory of 2644	1960	rundll32.exe	30
PID 1960 wrote to memory of 2644	1960	rundll32.exe	30
PID 1960 wrote to memory of 2644	1960	rundll32.exe	30
PID 1960 wrote to memory of 2644	1960	rundll32.exe	30
PID 1960 wrote to memory of 2644	1960	rundll32.exe	30
PID 1960 wrote to memory of 2644	1960	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17ef4900f0e7e9c0b3301d234076f961333fbfb1d2b477443f936b60affd2fc8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_17ef4900f0e7e9c0b3301d234076f961333fbfb1d2b477443f936b60affd2fc8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2644

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/2644-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2644-1-0x0000000074D10000-0x0000000074D45000-memory.dmp

Filesize
212KB

Download
memory/2644-3-0x0000000074D10000-0x0000000074D45000-memory.dmp

Filesize
212KB

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