dridex | 72f75704c39ab145adcebf72d984822899b01488787db3310319aac29f4b831d

Analysis

max time kernel
89s
max time network
149s
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 22:52

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General

Target

JaffaCakes118_72f75704c39ab145adcebf72d984822899b01488787db3310319aac29f4b831d.dll
Size

204KB
MD5

ab4857b6adb26c8abdc459965ce040fe
SHA1

07a236537a809be30697fd526f4eb156b0856e83
SHA256

72f75704c39ab145adcebf72d984822899b01488787db3310319aac29f4b831d
SHA512

4c30260de74efbe44387f04b1e446cf603c5465ecce021564ae4f77ebf19ccb30e42df94bd429f4903bd302dda5602540e6ea2151e7fcf785c19c622c126fc89
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/2120-1-0x00000000752F0000-0x0000000075325000-memory.dmp	dridex_ldr
behavioral2/memory/2120-4-0x00000000752F0000-0x0000000075325000-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 2820 wrote to memory of 2120	2820	rundll32.exe	85
PID 2820 wrote to memory of 2120	2820	rundll32.exe	85
PID 2820 wrote to memory of 2120	2820	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72f75704c39ab145adcebf72d984822899b01488787db3310319aac29f4b831d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_72f75704c39ab145adcebf72d984822899b01488787db3310319aac29f4b831d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2120

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/2120-0-0x0000000001260000-0x0000000001266000-memory.dmp

Filesize
24KB

Download
memory/2120-1-0x00000000752F0000-0x0000000075325000-memory.dmp

Filesize
212KB

Download
memory/2120-3-0x0000000001260000-0x0000000001266000-memory.dmp

Filesize
24KB

Download
memory/2120-4-0x00000000752F0000-0x0000000075325000-memory.dmp

Filesize
212KB

Download