dridex | 19410579bf4c644d71c3f97466e6956956b01bc7e2a7b9a5dff15a876b94093a

Analysis

max time kernel
66s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 20:10

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General

Target

JaffaCakes118_19410579bf4c644d71c3f97466e6956956b01bc7e2a7b9a5dff15a876b94093a.dll
Size

204KB
MD5

c7d307f111992359b37310054c5b0181
SHA1

bdadd40bf3f5e9b986ac2a0c713d57bb774c7fb6
SHA256

19410579bf4c644d71c3f97466e6956956b01bc7e2a7b9a5dff15a876b94093a
SHA512

8fd84b9f8de621a858f74835ac9a5ac35dbe33098e73b2a90e172cb5c1ec1a843a8208e2cc4b8473ca3959e50e8f18c524ec2a9e0a61364cccf270100d2678ea
SSDEEP

3072:t6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:tZuX6pEaeEDheWa+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
behavioral2/memory/3508-1-0x0000000074F50000-0x0000000074F85000-memory.dmp	dridex_ldr
behavioral2/memory/3508-4-0x0000000074F50000-0x0000000074F85000-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 3 IoCs

description	pid	Process	procid_target
PID 64 wrote to memory of 3508	64	rundll32.exe	82
PID 64 wrote to memory of 3508	64	rundll32.exe	82
PID 64 wrote to memory of 3508	64	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19410579bf4c644d71c3f97466e6956956b01bc7e2a7b9a5dff15a876b94093a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:64
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19410579bf4c644d71c3f97466e6956956b01bc7e2a7b9a5dff15a876b94093a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3508

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/3508-0-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/3508-1-0x0000000074F50000-0x0000000074F85000-memory.dmp

Filesize
212KB

Download
memory/3508-3-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/3508-4-0x0000000074F50000-0x0000000074F85000-memory.dmp

Filesize
212KB

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