dridex | 4095a5dfe2dc0ae0e01b98a9a4b64a42290be805892a461ca87e96f5d2b08876

Analysis

max time kernel
86s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:43

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General

Target

JaffaCakes118_4095a5dfe2dc0ae0e01b98a9a4b64a42290be805892a461ca87e96f5d2b08876.dll
Size

204KB
MD5

814c915228b75709223a7fe0009f0335
SHA1

ba1b1fda6dd90cee2f4d8fd07bf2536218be5b9c
SHA256

4095a5dfe2dc0ae0e01b98a9a4b64a42290be805892a461ca87e96f5d2b08876
SHA512

ad329a5a0fbdc8716e04fda6c9d0908f6d156a0d741fe94fec8f076b351869383894b001fe595fdcff731a18d9113529a13cbd85d7ef1c967d38c7f296811e72
SSDEEP

3072:v6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:vZuX6pEaeEDheWa+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/2248-1-0x0000000074AF0000-0x0000000074B25000-memory.dmp	dridex_ldr
behavioral1/memory/2248-3-0x0000000074AF0000-0x0000000074B25000-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 2248	2640	rundll32.exe	30
PID 2640 wrote to memory of 2248	2640	rundll32.exe	30
PID 2640 wrote to memory of 2248	2640	rundll32.exe	30
PID 2640 wrote to memory of 2248	2640	rundll32.exe	30
PID 2640 wrote to memory of 2248	2640	rundll32.exe	30
PID 2640 wrote to memory of 2248	2640	rundll32.exe	30
PID 2640 wrote to memory of 2248	2640	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4095a5dfe2dc0ae0e01b98a9a4b64a42290be805892a461ca87e96f5d2b08876.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4095a5dfe2dc0ae0e01b98a9a4b64a42290be805892a461ca87e96f5d2b08876.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2248

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/2248-1-0x0000000074AF0000-0x0000000074B25000-memory.dmp

Filesize
212KB

Download
memory/2248-2-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2248-3-0x0000000074AF0000-0x0000000074B25000-memory.dmp

Filesize
212KB

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