dridex | 2d4dc171cbf0fa8e5791febd03058038b30ad39a2d8bc26bb768af3e71068530

Analysis

max time kernel
61s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:21

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General

Target

JaffaCakes118_2d4dc171cbf0fa8e5791febd03058038b30ad39a2d8bc26bb768af3e71068530.dll
Size

204KB
MD5

a0bf0fd08ae2964af1ddbdd3061ada90
SHA1

ef0a4e74751395e17b0d5fb8a0a17d8e18f7cb4b
SHA256

2d4dc171cbf0fa8e5791febd03058038b30ad39a2d8bc26bb768af3e71068530
SHA512

078cd87f267b001563feca6c9588723053cfe9dc2c7b7bca17b664ec7e77f8d2344d20bafafcc39020d3c0761d5ff4aea2d76abef46209d488329d552e2b4ecb
SSDEEP

3072:O6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:OZuX6pEaeEDheWa+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/592-1-0x0000000074690000-0x00000000746C5000-memory.dmp	dridex_ldr
behavioral1/memory/592-3-0x0000000074690000-0x00000000746C5000-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 592	2536	rundll32.exe	30
PID 2536 wrote to memory of 592	2536	rundll32.exe	30
PID 2536 wrote to memory of 592	2536	rundll32.exe	30
PID 2536 wrote to memory of 592	2536	rundll32.exe	30
PID 2536 wrote to memory of 592	2536	rundll32.exe	30
PID 2536 wrote to memory of 592	2536	rundll32.exe	30
PID 2536 wrote to memory of 592	2536	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d4dc171cbf0fa8e5791febd03058038b30ad39a2d8bc26bb768af3e71068530.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d4dc171cbf0fa8e5791febd03058038b30ad39a2d8bc26bb768af3e71068530.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:592

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/592-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/592-1-0x0000000074690000-0x00000000746C5000-memory.dmp

Filesize
212KB

Download
memory/592-3-0x0000000074690000-0x00000000746C5000-memory.dmp

Filesize
212KB

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