dridex | 3c6e842d35f250e714f0bdbd934c188f1c77b5fbef442dba1917033fc310043b

Analysis

max time kernel
48s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:43

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General

Target

JaffaCakes118_3c6e842d35f250e714f0bdbd934c188f1c77b5fbef442dba1917033fc310043b.dll
Size

204KB
MD5

0676de8002df6db81ba419c5d9b8d7ba
SHA1

0af4d19f2ccc5e868e7196b1b95c5823d04481af
SHA256

3c6e842d35f250e714f0bdbd934c188f1c77b5fbef442dba1917033fc310043b
SHA512

7a0701b9555fdb446cec00525c6f5732ada9729e2dea648e09503871ae763accd24fda5158198b777b7e132018b1186d8752d36dec41c324ecdee076cb44d164
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/2380-1-0x0000000074F40000-0x0000000074F75000-memory.dmp	dridex_ldr
behavioral1/memory/2380-4-0x0000000074F40000-0x0000000074F75000-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 2640 wrote to memory of 2380	2640	rundll32.exe	30
PID 2640 wrote to memory of 2380	2640	rundll32.exe	30
PID 2640 wrote to memory of 2380	2640	rundll32.exe	30
PID 2640 wrote to memory of 2380	2640	rundll32.exe	30
PID 2640 wrote to memory of 2380	2640	rundll32.exe	30
PID 2640 wrote to memory of 2380	2640	rundll32.exe	30
PID 2640 wrote to memory of 2380	2640	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c6e842d35f250e714f0bdbd934c188f1c77b5fbef442dba1917033fc310043b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c6e842d35f250e714f0bdbd934c188f1c77b5fbef442dba1917033fc310043b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2380

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/2380-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2380-1-0x0000000074F40000-0x0000000074F75000-memory.dmp

Filesize
212KB

Download
memory/2380-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2380-4-0x0000000074F40000-0x0000000074F75000-memory.dmp

Filesize
212KB

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