dridex | 2af3aba06644bbb37d6b741be959d35ee36c6cbcb46e2c9ce495f7b17acb1efb

Analysis

max time kernel
89s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:40

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General

Target

JaffaCakes118_2af3aba06644bbb37d6b741be959d35ee36c6cbcb46e2c9ce495f7b17acb1efb.dll
Size

204KB
MD5

a88b222718a4e9f653074fbcede87c81
SHA1

65bd4da3f0b05b24932a9106aecfe585873c5d66
SHA256

2af3aba06644bbb37d6b741be959d35ee36c6cbcb46e2c9ce495f7b17acb1efb
SHA512

60e019af2ef194b9e435c259a400813660f671982dce6de6bef56d8114fc7536109fc31d4cda7106fb70c83aa6197a3d9e014d20ce584e9e37df0314636e9ee3
SSDEEP

3072:A6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:AZuX6pEaeEDheWa+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/2304-1-0x0000000074C00000-0x0000000074C35000-memory.dmp	dridex_ldr
behavioral1/memory/2304-2-0x0000000074C00000-0x0000000074C35000-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 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2af3aba06644bbb37d6b741be959d35ee36c6cbcb46e2c9ce495f7b17acb1efb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2af3aba06644bbb37d6b741be959d35ee36c6cbcb46e2c9ce495f7b17acb1efb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2304

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/2304-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2304-1-0x0000000074C00000-0x0000000074C35000-memory.dmp

Filesize
212KB

Download
memory/2304-2-0x0000000074C00000-0x0000000074C35000-memory.dmp

Filesize
212KB

Download
memory/2304-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download