dridex | cfa724aa1707491358293143fc01784a4b84d7af0653072aee74f93a135445ec

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:18

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General

Target

JaffaCakes118_cfa724aa1707491358293143fc01784a4b84d7af0653072aee74f93a135445ec.dll
Size

204KB
MD5

188de406ca0ce54348e648e5ee637df7
SHA1

47eb11c214c7ae3b63ad3ead6ce77dc361ffc452
SHA256

cfa724aa1707491358293143fc01784a4b84d7af0653072aee74f93a135445ec
SHA512

1f51cf32e6d8cb6834e0bf8d9bd6d45abb8266823bb375632e28038dbd71b1a1db5a23994cd1398017ef40ad14ebaef82dba1462f1d86621eb3fd5f200e43af4
SSDEEP

3072:/6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:/ZuX6pEaeEDheWa+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/2172-1-0x00000000752C0000-0x00000000752F5000-memory.dmp	dridex_ldr
behavioral1/memory/2172-2-0x00000000752C0000-0x00000000752F5000-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 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31
PID 2336 wrote to memory of 2172	2336	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cfa724aa1707491358293143fc01784a4b84d7af0653072aee74f93a135445ec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cfa724aa1707491358293143fc01784a4b84d7af0653072aee74f93a135445ec.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2172

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/2172-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2172-1-0x00000000752C0000-0x00000000752F5000-memory.dmp

Filesize
212KB

Download
memory/2172-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2172-2-0x00000000752C0000-0x00000000752F5000-memory.dmp

Filesize
212KB

Download