dridex | 66d743c3d4827f2264ee8c03eb4e5bcd7afe7a91a114067043277dda3d7ad011

Analysis

max time kernel
44s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:11

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General

Target

JaffaCakes118_66d743c3d4827f2264ee8c03eb4e5bcd7afe7a91a114067043277dda3d7ad011.dll
Size

204KB
MD5

b543208a0f1af2b3d43954664badd601
SHA1

42a568cfaa744cc19c2243a4f13cc9f876131747
SHA256

66d743c3d4827f2264ee8c03eb4e5bcd7afe7a91a114067043277dda3d7ad011
SHA512

25841e245f194301a22b6e122f1ae21394d7f3810937e0c6297b66116f728e3def7dc5ce0b2ab9eb8f57a6533d7e9cb35905133dccc77d297f4ed8617c3b6fa3
SSDEEP

3072:M6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:MZuX6pEaeEDheWa+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/2272-1-0x0000000075000000-0x0000000075035000-memory.dmp	dridex_ldr
behavioral1/memory/2272-4-0x0000000075000000-0x0000000075035000-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 576 wrote to memory of 2272	576	rundll32.exe	31
PID 576 wrote to memory of 2272	576	rundll32.exe	31
PID 576 wrote to memory of 2272	576	rundll32.exe	31
PID 576 wrote to memory of 2272	576	rundll32.exe	31
PID 576 wrote to memory of 2272	576	rundll32.exe	31
PID 576 wrote to memory of 2272	576	rundll32.exe	31
PID 576 wrote to memory of 2272	576	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66d743c3d4827f2264ee8c03eb4e5bcd7afe7a91a114067043277dda3d7ad011.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66d743c3d4827f2264ee8c03eb4e5bcd7afe7a91a114067043277dda3d7ad011.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2272

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/2272-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2272-1-0x0000000075000000-0x0000000075035000-memory.dmp

Filesize
212KB

Download
memory/2272-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2272-4-0x0000000075000000-0x0000000075035000-memory.dmp

Filesize
212KB

Download