dridex | 1f3746afe49022e9184d2153a8155b6bab849af4cd4543c00cf9f94cdb75636a

Analysis

max time kernel
75s
max time network
150s
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, 17:47

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General

Target

JaffaCakes118_1f3746afe49022e9184d2153a8155b6bab849af4cd4543c00cf9f94cdb75636a.dll
Size

162KB
MD5

0217556eafd853d2ba97cafdb0754bbe
SHA1

7915f0b44c28368bad3f479da2b20510ee202b6a
SHA256

1f3746afe49022e9184d2153a8155b6bab849af4cd4543c00cf9f94cdb75636a
SHA512

99dd4aa0e410f2c98799a92cd0b220f10b278e1b2dcd11f5940217c8d338fdf597bb71dd9acb97fa31bd73aa7b67896cf35c8c1e83c4ef7e68c9b72bdc4c12bc
SSDEEP

3072:zmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:CLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/1492-1-0x0000000075770000-0x000000007579E000-memory.dmp	dridex_ldr
behavioral2/memory/1492-4-0x0000000075770000-0x000000007579E000-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 4780 wrote to memory of 1492	4780	rundll32.exe	83
PID 4780 wrote to memory of 1492	4780	rundll32.exe	83
PID 4780 wrote to memory of 1492	4780	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f3746afe49022e9184d2153a8155b6bab849af4cd4543c00cf9f94cdb75636a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1f3746afe49022e9184d2153a8155b6bab849af4cd4543c00cf9f94cdb75636a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1492

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/1492-0-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download
memory/1492-1-0x0000000075770000-0x000000007579E000-memory.dmp

Filesize
184KB

Download
memory/1492-3-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download
memory/1492-4-0x0000000075770000-0x000000007579E000-memory.dmp

Filesize
184KB

Download