dridex | 6fe44a8449514e1485bdb2955db95a2e12985d1cafaccd355cec3c03db50c74a

Analysis

max time kernel
83s
max time network
147s
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 22:53

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General

Target

JaffaCakes118_6fe44a8449514e1485bdb2955db95a2e12985d1cafaccd355cec3c03db50c74a.dll
Size

159KB
MD5

bd518c5314ebcdc3218c5fae36e80a93
SHA1

3797e7fcaddfa4c44e112211115f7c5854caaf96
SHA256

6fe44a8449514e1485bdb2955db95a2e12985d1cafaccd355cec3c03db50c74a
SHA512

ade2586a5ee1a1ef3044ec8fced45513a6440ab427b5ca176ae640874eef18a4e5c6a73523fa0458ccbf78e323bafc84d3a05fb2ff3f625a3b3b8990d34fa31c
SSDEEP

3072:Ak8CMtKJlXoDFwXrdV/9/uWIdojDZl4epTGmoAc7iTRilfn6wlYY+Zwd:QnClX8WZ7/HrRCADTR0VloZw

Score

10^/10

dridex 22203 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

22203

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/4620-0-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr
behavioral2/memory/4620-3-0x0000000010000000-0x000000001002D000-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 1644 wrote to memory of 4620	1644	rundll32.exe	82
PID 1644 wrote to memory of 4620	1644	rundll32.exe	82
PID 1644 wrote to memory of 4620	1644	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6fe44a8449514e1485bdb2955db95a2e12985d1cafaccd355cec3c03db50c74a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6fe44a8449514e1485bdb2955db95a2e12985d1cafaccd355cec3c03db50c74a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4620

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/4620-2-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/4620-0-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/4620-3-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download