dridex | 29c97a03ff16a36f5a9305f510d9be204d4aecb6e3a0ef69f2b33ead99090b15

Analysis

max time kernel
135s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:06

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General

Target

JaffaCakes118_29c97a03ff16a36f5a9305f510d9be204d4aecb6e3a0ef69f2b33ead99090b15.dll
Size

204KB
MD5

db109e42286049e3746b4ef8bb12b927
SHA1

9f256ed89a3461d7b4c9f1ca32e671e7142dc945
SHA256

29c97a03ff16a36f5a9305f510d9be204d4aecb6e3a0ef69f2b33ead99090b15
SHA512

7a8b8f4f49e176ce05d8233782bde99515d675ddf4abfa637474333558fb19e31f64da1281dabf158ab72de8bf1eccfd676e9f84a589b5a508c00c50022fcfa9
SSDEEP

3072:O6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:OZuX6pEaeEDheWa+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/2644-1-0x00000000747A0000-0x00000000747D5000-memory.dmp	dridex_ldr
behavioral1/memory/2644-4-0x00000000747A0000-0x00000000747D5000-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 3056 wrote to memory of 2644	3056	rundll32.exe	30
PID 3056 wrote to memory of 2644	3056	rundll32.exe	30
PID 3056 wrote to memory of 2644	3056	rundll32.exe	30
PID 3056 wrote to memory of 2644	3056	rundll32.exe	30
PID 3056 wrote to memory of 2644	3056	rundll32.exe	30
PID 3056 wrote to memory of 2644	3056	rundll32.exe	30
PID 3056 wrote to memory of 2644	3056	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29c97a03ff16a36f5a9305f510d9be204d4aecb6e3a0ef69f2b33ead99090b15.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29c97a03ff16a36f5a9305f510d9be204d4aecb6e3a0ef69f2b33ead99090b15.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2644

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/2644-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2644-1-0x00000000747A0000-0x00000000747D5000-memory.dmp

Filesize
212KB

Download
memory/2644-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2644-4-0x00000000747A0000-0x00000000747D5000-memory.dmp

Filesize
212KB

Download