dridex | 3115b6f9af3ff41918f782bea0f2313cd5858b3171741ed62b83ba2c3c6ba393

Analysis

max time kernel
93s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:09

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General

Target

JaffaCakes118_3115b6f9af3ff41918f782bea0f2313cd5858b3171741ed62b83ba2c3c6ba393.dll
Size

204KB
MD5

53483da688648b6d49e5e50669fcc349
SHA1

5ca1d8e1b75403689f5823971a7f2d0a8be3c287
SHA256

3115b6f9af3ff41918f782bea0f2313cd5858b3171741ed62b83ba2c3c6ba393
SHA512

14b53d7fbc05ec534a3377ee10d93fd563287f50f5edacb4067d84f63e6f17759a051c75c6331490c48d4c0bfc8a19c4c5dff05c027921c49c38a3e94687f43c
SSDEEP

3072:r6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:rZuX6pEaeEDheWa+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/2468-1-0x0000000075470000-0x00000000754A5000-memory.dmp	dridex_ldr
behavioral1/memory/2468-2-0x0000000075470000-0x00000000754A5000-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 2464 wrote to memory of 2468	2464	rundll32.exe	31
PID 2464 wrote to memory of 2468	2464	rundll32.exe	31
PID 2464 wrote to memory of 2468	2464	rundll32.exe	31
PID 2464 wrote to memory of 2468	2464	rundll32.exe	31
PID 2464 wrote to memory of 2468	2464	rundll32.exe	31
PID 2464 wrote to memory of 2468	2464	rundll32.exe	31
PID 2464 wrote to memory of 2468	2464	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3115b6f9af3ff41918f782bea0f2313cd5858b3171741ed62b83ba2c3c6ba393.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3115b6f9af3ff41918f782bea0f2313cd5858b3171741ed62b83ba2c3c6ba393.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2468

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/2468-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2468-1-0x0000000075470000-0x00000000754A5000-memory.dmp

Filesize
212KB

Download
memory/2468-2-0x0000000075470000-0x00000000754A5000-memory.dmp

Filesize
212KB

Download
memory/2468-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download