dridex | bc46491aad709820e7b3c4fb2edd6b7d6ea8285870f15c4b56bce539f6620f50

Analysis

max time kernel
86s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 23:01

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General

Target

JaffaCakes118_bc46491aad709820e7b3c4fb2edd6b7d6ea8285870f15c4b56bce539f6620f50.dll
Size

204KB
MD5

ca7870e4a46408762ac5622bfe838c64
SHA1

3e53778ee0fe8c230ab11ce74f8d46b43ac2e6c5
SHA256

bc46491aad709820e7b3c4fb2edd6b7d6ea8285870f15c4b56bce539f6620f50
SHA512

f2905b5b32ffacad2621ed5615e941fe2fadcbe6231011dcb01058263496b08e301cc0276a2b6064637c996aceabada392920becf509f147fc0a3dfd7767b600
SSDEEP

3072:u6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:uZuX6pEaeEDheWa+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/2832-1-0x0000000075550000-0x0000000075585000-memory.dmp	dridex_ldr
behavioral1/memory/2832-2-0x0000000075550000-0x0000000075585000-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 2772 wrote to memory of 2832	2772	rundll32.exe	30
PID 2772 wrote to memory of 2832	2772	rundll32.exe	30
PID 2772 wrote to memory of 2832	2772	rundll32.exe	30
PID 2772 wrote to memory of 2832	2772	rundll32.exe	30
PID 2772 wrote to memory of 2832	2772	rundll32.exe	30
PID 2772 wrote to memory of 2832	2772	rundll32.exe	30
PID 2772 wrote to memory of 2832	2772	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc46491aad709820e7b3c4fb2edd6b7d6ea8285870f15c4b56bce539f6620f50.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc46491aad709820e7b3c4fb2edd6b7d6ea8285870f15c4b56bce539f6620f50.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2832

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/2832-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2832-1-0x0000000075550000-0x0000000075585000-memory.dmp

Filesize
212KB

Download
memory/2832-2-0x0000000075550000-0x0000000075585000-memory.dmp

Filesize
212KB

Download
memory/2832-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download