dridex | d5398e86c06256e8e67923cb9f6c916fb465f24cd1ce35964b5c80414b513a17

Analysis

max time kernel
66s
max time network
135s
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, 05:16

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General

Target

JaffaCakes118_d5398e86c06256e8e67923cb9f6c916fb465f24cd1ce35964b5c80414b513a17.dll
Size

204KB
MD5

300f167ba2c1483eae28fb2e24aa2c5d
SHA1

6cd596bbef7014480aa99cd3a22eb7ad3a2584d3
SHA256

d5398e86c06256e8e67923cb9f6c916fb465f24cd1ce35964b5c80414b513a17
SHA512

ed9b33a6902f18ddbb200ac71b579a4d2bd37161e9cd979b7816a0b7b48bcefe05b5d88c6d630104198da96a4bafeba0e4b270b6133ac60631636df39c1b8e54
SSDEEP

3072:+BHfDmTQoHJhc+1aImpJRxSmR7bVsSazalcBfc7Ivu5IMlZ:+BHLSc+wLJRHFVsSaGluUs25Iw

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/1056-0-0x00000000754D0000-0x0000000075505000-memory.dmp	dridex_ldr
behavioral2/memory/1056-3-0x00000000754D0000-0x0000000075505000-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 4760 wrote to memory of 1056	4760	rundll32.exe	82
PID 4760 wrote to memory of 1056	4760	rundll32.exe	82
PID 4760 wrote to memory of 1056	4760	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d5398e86c06256e8e67923cb9f6c916fb465f24cd1ce35964b5c80414b513a17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d5398e86c06256e8e67923cb9f6c916fb465f24cd1ce35964b5c80414b513a17.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1056

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/1056-2-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1056-0-0x00000000754D0000-0x0000000075505000-memory.dmp

Filesize
212KB

Download
memory/1056-3-0x00000000754D0000-0x0000000075505000-memory.dmp

Filesize
212KB

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