dridex | 840350e3281368f626b818c8d9688635fac3fcf5371657c0fc2d254c3557f2aa

Analysis

max time kernel
22s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:10

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General

Target

JaffaCakes118_840350e3281368f626b818c8d9688635fac3fcf5371657c0fc2d254c3557f2aa.dll
Size

204KB
MD5

f7c9ae46a41306a1ab4eb69c185bb927
SHA1

820ccfb79cc8ad02ddb0c922f39a279e35f8d9ec
SHA256

840350e3281368f626b818c8d9688635fac3fcf5371657c0fc2d254c3557f2aa
SHA512

e40806d19989720a53718cef660a30847f3ebe19d935d088fc7569851230042b84188994aa791a39dc0fdbb3219ec4e9803ba31b259280b9e0c8830708502a8c
SSDEEP

3072:96FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:9ZuX6pEaeEDheWa+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/2580-1-0x0000000074520000-0x0000000074555000-memory.dmp	dridex_ldr
behavioral1/memory/2580-4-0x0000000074520000-0x0000000074555000-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 2696 wrote to memory of 2580	2696	rundll32.exe	30
PID 2696 wrote to memory of 2580	2696	rundll32.exe	30
PID 2696 wrote to memory of 2580	2696	rundll32.exe	30
PID 2696 wrote to memory of 2580	2696	rundll32.exe	30
PID 2696 wrote to memory of 2580	2696	rundll32.exe	30
PID 2696 wrote to memory of 2580	2696	rundll32.exe	30
PID 2696 wrote to memory of 2580	2696	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_840350e3281368f626b818c8d9688635fac3fcf5371657c0fc2d254c3557f2aa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_840350e3281368f626b818c8d9688635fac3fcf5371657c0fc2d254c3557f2aa.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2580

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/2580-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2580-1-0x0000000074520000-0x0000000074555000-memory.dmp

Filesize
212KB

Download
memory/2580-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2580-4-0x0000000074520000-0x0000000074555000-memory.dmp

Filesize
212KB

Download