dridex | 50d5a75773588fcce41b5b171aac133d7add605cfc70fe0bd7d8a7010025f366

Analysis

max time kernel
98s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:52

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General

Target

JaffaCakes118_50d5a75773588fcce41b5b171aac133d7add605cfc70fe0bd7d8a7010025f366.dll
Size

204KB
MD5

b6c3e59e9141e2646c4b3fef9539358d
SHA1

814280f5b356315ed031d7bf19e5d1b8acb9553e
SHA256

50d5a75773588fcce41b5b171aac133d7add605cfc70fe0bd7d8a7010025f366
SHA512

246d47b471dfb1c3eae25317805c3da725794676f76c540ebfaf6b301c0c007570e1075cbb66e8afc61513d88f47e974aebfda80a16e857bba5c64cfede178ca
SSDEEP

3072:i6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:iZuX6pEaeEDheWa+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/2348-1-0x0000000074500000-0x0000000074535000-memory.dmp	dridex_ldr
behavioral1/memory/2348-2-0x0000000074500000-0x0000000074535000-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 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31
PID 1488 wrote to memory of 2348	1488	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50d5a75773588fcce41b5b171aac133d7add605cfc70fe0bd7d8a7010025f366.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50d5a75773588fcce41b5b171aac133d7add605cfc70fe0bd7d8a7010025f366.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2348

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/2348-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2348-1-0x0000000074500000-0x0000000074535000-memory.dmp

Filesize
212KB

Download
memory/2348-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2348-2-0x0000000074500000-0x0000000074535000-memory.dmp

Filesize
212KB

Download