dridex | a51b2e492e62fc39ffd27b427c1507c391faebfdc84868ffaa6647c26a289844

Analysis

max time kernel
89s
max time network
149s
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 18:49

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General

Target

JaffaCakes118_a51b2e492e62fc39ffd27b427c1507c391faebfdc84868ffaa6647c26a289844.dll
Size

204KB
MD5

60fc313276b4eaee255b8743e38ee873
SHA1

48dee6851a6596e84a6215ea8434e74c014b5412
SHA256

a51b2e492e62fc39ffd27b427c1507c391faebfdc84868ffaa6647c26a289844
SHA512

5263569dbc242978ce19706af831d0821a1c407694909823f772e02cbabef3644c95da497d0f414947cb27aa07bc7b56dc2b2a961198d73934f7335c0ecbde95
SSDEEP

3072:06FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:0ZuX6pEaeEDheWa+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/3780-0-0x0000000075210000-0x0000000075245000-memory.dmp	dridex_ldr
behavioral2/memory/3780-3-0x0000000075210000-0x0000000075245000-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 2388 wrote to memory of 3780	2388	rundll32.exe	82
PID 2388 wrote to memory of 3780	2388	rundll32.exe	82
PID 2388 wrote to memory of 3780	2388	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a51b2e492e62fc39ffd27b427c1507c391faebfdc84868ffaa6647c26a289844.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a51b2e492e62fc39ffd27b427c1507c391faebfdc84868ffaa6647c26a289844.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3780

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/3780-0-0x0000000075210000-0x0000000075245000-memory.dmp

Filesize
212KB

Download
memory/3780-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/3780-3-0x0000000075210000-0x0000000075245000-memory.dmp

Filesize
212KB

Download