dridex | d98f4593b60d4e4ae3fa2e33c9b0a23bc2a5ab24b97467a50fce234b36e84043

Analysis

max time kernel
130s
max time network
139s
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 22:39

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General

Target

JaffaCakes118_d98f4593b60d4e4ae3fa2e33c9b0a23bc2a5ab24b97467a50fce234b36e84043.dll
Size

204KB
MD5

eb42b81665e446d5c2522afe7345b886
SHA1

3b9a8736eec8b891964417511cc41b65457c92d9
SHA256

d98f4593b60d4e4ae3fa2e33c9b0a23bc2a5ab24b97467a50fce234b36e84043
SHA512

acb56c5a0ad04cc21c74718adf18b5213806c509ec7eb5e4e618eb968a316433263403f365be8ea03bc9afac2a33f32839b805938a2c2381080860bd0b3bb712
SSDEEP

3072:k6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:kZuX6pEaeEDheWa+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/3616-1-0x0000000075520000-0x0000000075555000-memory.dmp	dridex_ldr
behavioral2/memory/3616-2-0x0000000075520000-0x0000000075555000-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 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d98f4593b60d4e4ae3fa2e33c9b0a23bc2a5ab24b97467a50fce234b36e84043.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d98f4593b60d4e4ae3fa2e33c9b0a23bc2a5ab24b97467a50fce234b36e84043.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3616

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/3616-0-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3616-1-0x0000000075520000-0x0000000075555000-memory.dmp

Filesize
212KB

Download
memory/3616-2-0x0000000075520000-0x0000000075555000-memory.dmp

Filesize
212KB

Download
memory/3616-3-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download