dridex | 083ffcf335dd6faadc58b526681fb8e6e5d1986cd588777106b49ad8064d178a

Analysis

max time kernel
127s
max time network
155s
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 21:51

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General

Target

JaffaCakes118_083ffcf335dd6faadc58b526681fb8e6e5d1986cd588777106b49ad8064d178a.dll
Size

204KB
MD5

9ab26f679100a9e3f7a8d88861231631
SHA1

4e2be1ecd6fc3778c09380850e7fe769658338f8
SHA256

083ffcf335dd6faadc58b526681fb8e6e5d1986cd588777106b49ad8064d178a
SHA512

13afd8a090f2ca26eb9ab029cf87eb61e9f6541221d0a6f270b6833d8def2d95a0dae77d3dfe54ed0a20db1f88b51e521f25922da6d7d3c653e18de31e6c00eb
SSDEEP

3072:76FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:7ZuX6pEaeEDheWa+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/4640-1-0x0000000074D20000-0x0000000074D55000-memory.dmp	dridex_ldr
behavioral2/memory/4640-4-0x0000000074D20000-0x0000000074D55000-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 1144 wrote to memory of 4640	1144	rundll32.exe	83
PID 1144 wrote to memory of 4640	1144	rundll32.exe	83
PID 1144 wrote to memory of 4640	1144	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_083ffcf335dd6faadc58b526681fb8e6e5d1986cd588777106b49ad8064d178a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_083ffcf335dd6faadc58b526681fb8e6e5d1986cd588777106b49ad8064d178a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4640

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

Replay Monitor

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Downloads

memory/4640-0-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/4640-1-0x0000000074D20000-0x0000000074D55000-memory.dmp

Filesize
212KB

Download
memory/4640-3-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/4640-4-0x0000000074D20000-0x0000000074D55000-memory.dmp

Filesize
212KB

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