dridex | ea5a398e30699f258718687329ff17e417a4be654b7120f61007b4e183ce80da

Analysis

max time kernel
63s
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, 06:15

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General

Target

JaffaCakes118_ea5a398e30699f258718687329ff17e417a4be654b7120f61007b4e183ce80da.dll
Size

204KB
MD5

6a2da7b516e5c5ab6b373b04beef5855
SHA1

7590a6c63837e334e480a026e12d16d3cefad680
SHA256

ea5a398e30699f258718687329ff17e417a4be654b7120f61007b4e183ce80da
SHA512

3c7d70876f5bd5120ba8865d8f5b3c91052bc36901f7e6b2b6c406f8237686b56d0a1ba2e935e2e5a541d12f920e184f0f9c9c2e9a08a49d43421c9fe23a8f2a
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/2604-0-0x0000000075500000-0x0000000075535000-memory.dmp	dridex_ldr
behavioral1/memory/2604-3-0x0000000075500000-0x0000000075535000-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 2580 wrote to memory of 2604	2580	rundll32.exe	29
PID 2580 wrote to memory of 2604	2580	rundll32.exe	29
PID 2580 wrote to memory of 2604	2580	rundll32.exe	29
PID 2580 wrote to memory of 2604	2580	rundll32.exe	29
PID 2580 wrote to memory of 2604	2580	rundll32.exe	29
PID 2580 wrote to memory of 2604	2580	rundll32.exe	29
PID 2580 wrote to memory of 2604	2580	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea5a398e30699f258718687329ff17e417a4be654b7120f61007b4e183ce80da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea5a398e30699f258718687329ff17e417a4be654b7120f61007b4e183ce80da.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2604

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/2604-2-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2604-0-0x0000000075500000-0x0000000075535000-memory.dmp

Filesize
212KB

Download
memory/2604-3-0x0000000075500000-0x0000000075535000-memory.dmp

Filesize
212KB

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