dridex | af605bcc647f4406fc78a02cb1d9592087ca21a4428e5f1278e659cb4f599414

Analysis

max time kernel
59s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 21:31

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General

Target

JaffaCakes118_af605bcc647f4406fc78a02cb1d9592087ca21a4428e5f1278e659cb4f599414.dll
Size

204KB
MD5

62a21fc8b87da31fcd81fdce59d2295f
SHA1

15bf2240bc017034ea7f4029f3d14c399a097e26
SHA256

af605bcc647f4406fc78a02cb1d9592087ca21a4428e5f1278e659cb4f599414
SHA512

199b2a4c4bc1cb7f5061edef3a3f787c4135bc56fc93bb3a6b0313f1a5c78f2128b81970482d51f1f9584bbbaf09bbffbf6cb97401ba23c7b4442269b3101f35
SSDEEP

3072:l6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:lZuX6pEaeEDheWa+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/2396-1-0x0000000074AC0000-0x0000000074AF5000-memory.dmp	dridex_ldr
behavioral1/memory/2396-2-0x0000000074AC0000-0x0000000074AF5000-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 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30
PID 2996 wrote to memory of 2396	2996	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af605bcc647f4406fc78a02cb1d9592087ca21a4428e5f1278e659cb4f599414.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af605bcc647f4406fc78a02cb1d9592087ca21a4428e5f1278e659cb4f599414.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2396

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/2396-0-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2396-1-0x0000000074AC0000-0x0000000074AF5000-memory.dmp

Filesize
212KB

Download
memory/2396-2-0x0000000074AC0000-0x0000000074AF5000-memory.dmp

Filesize
212KB

Download
memory/2396-3-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download