dridex | b690c0b33b6393f6005f331131ff79976afa0354cd6b982d08a09fb6c71cdc4a

Analysis

max time kernel
93s
max time network
151s
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 20:05

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General

Target

JaffaCakes118_b690c0b33b6393f6005f331131ff79976afa0354cd6b982d08a09fb6c71cdc4a.dll
Size

204KB
MD5

81f0581246515878a918a3eea44f8bb3
SHA1

ecf22fccab416c6b4d650692139cbb9b30fb112b
SHA256

b690c0b33b6393f6005f331131ff79976afa0354cd6b982d08a09fb6c71cdc4a
SHA512

42321f154d4474ef29c41e835ccc92da63f7e5750893a2337ead12962c12e5fe76c0d512c86bdb0a1ee502c38624007e88e078a8eac4e09f94753fdd127fbd0b
SSDEEP

3072:/6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:/ZuX6pEaeEDheWa+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/4048-1-0x00000000753E0000-0x0000000075415000-memory.dmp	dridex_ldr
behavioral2/memory/4048-4-0x00000000753E0000-0x0000000075415000-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 3304 wrote to memory of 4048	3304	rundll32.exe	83
PID 3304 wrote to memory of 4048	3304	rundll32.exe	83
PID 3304 wrote to memory of 4048	3304	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b690c0b33b6393f6005f331131ff79976afa0354cd6b982d08a09fb6c71cdc4a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b690c0b33b6393f6005f331131ff79976afa0354cd6b982d08a09fb6c71cdc4a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4048

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/4048-0-0x0000000001560000-0x0000000001566000-memory.dmp

Filesize
24KB

Download
memory/4048-1-0x00000000753E0000-0x0000000075415000-memory.dmp

Filesize
212KB

Download
memory/4048-3-0x0000000001560000-0x0000000001566000-memory.dmp

Filesize
24KB

Download
memory/4048-4-0x00000000753E0000-0x0000000075415000-memory.dmp

Filesize
212KB

Download