dridex | a00fc0c1c9d1c1ee27553c2485e7bb20a9209580452cefdfc3171b9f7cf5dabb

Analysis

max time kernel
59s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 17:15

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General

Target

JaffaCakes118_a00fc0c1c9d1c1ee27553c2485e7bb20a9209580452cefdfc3171b9f7cf5dabb.dll
Size

204KB
MD5

0785016c45024a453583a2e290cd9cea
SHA1

8bd6ef1a775ae578a90b841d59203c9986737194
SHA256

a00fc0c1c9d1c1ee27553c2485e7bb20a9209580452cefdfc3171b9f7cf5dabb
SHA512

26efa3d4aeca4d3855fbb4d117c7321fe32f7b4477a0471215646ed3b3960da059a273b8e822bc035a164098dd71153c8567982b6f74356eba13e0256655c662
SSDEEP

3072:r6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:rZuX6pEaeEDheWa+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
behavioral2/memory/1576-1-0x00000000755D0000-0x0000000075605000-memory.dmp	dridex_ldr
behavioral2/memory/1576-4-0x00000000755D0000-0x0000000075605000-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 3 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 1576	4708	rundll32.exe	83
PID 4708 wrote to memory of 1576	4708	rundll32.exe	83
PID 4708 wrote to memory of 1576	4708	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a00fc0c1c9d1c1ee27553c2485e7bb20a9209580452cefdfc3171b9f7cf5dabb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a00fc0c1c9d1c1ee27553c2485e7bb20a9209580452cefdfc3171b9f7cf5dabb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1576

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/1576-0-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/1576-1-0x00000000755D0000-0x0000000075605000-memory.dmp

Filesize
212KB

Download
memory/1576-3-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/1576-4-0x00000000755D0000-0x0000000075605000-memory.dmp

Filesize
212KB

Download