dridex | f713b332bf133a9601190424b83ebaa070e2112434209d7d38d6d515446eda3c

Analysis

max time kernel
77s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:16

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General

Target

JaffaCakes118_f713b332bf133a9601190424b83ebaa070e2112434209d7d38d6d515446eda3c.dll
Size

204KB
MD5

782b5bb83ff3a560bf41a7aa9911f490
SHA1

3d6582f27bf1bf1faa094d0b6c72ae5279dd6988
SHA256

f713b332bf133a9601190424b83ebaa070e2112434209d7d38d6d515446eda3c
SHA512

0fd5239ab576b551695d60e6855700b9fb176106794aa39d0ddef68d94263a8bd0d9dd607b58458c68f5ea7487578776b38d6cd82b45caea2acbd2b2daacc704
SSDEEP

3072:d6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:dZuX6pEaeEDheWa+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/1756-1-0x0000000074640000-0x0000000074675000-memory.dmp	dridex_ldr
behavioral1/memory/1756-2-0x0000000074640000-0x0000000074675000-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 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30
PID 804 wrote to memory of 1756	804	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f713b332bf133a9601190424b83ebaa070e2112434209d7d38d6d515446eda3c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f713b332bf133a9601190424b83ebaa070e2112434209d7d38d6d515446eda3c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1756

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/1756-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1756-1-0x0000000074640000-0x0000000074675000-memory.dmp

Filesize
212KB

Download
memory/1756-2-0x0000000074640000-0x0000000074675000-memory.dmp

Filesize
212KB

Download
memory/1756-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download