dridex | e251df3a6844406437bd9bb80a3d1ac89e5e58688f1afc613ec4d0a397f69b71

Analysis

max time kernel
57s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:25

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General

Target

JaffaCakes118_e251df3a6844406437bd9bb80a3d1ac89e5e58688f1afc613ec4d0a397f69b71.dll
Size

159KB
MD5

237c10611d4c09060606990084e2dada
SHA1

3d5906fdf8c989961f1e78c25dea6462bd33ec6f
SHA256

e251df3a6844406437bd9bb80a3d1ac89e5e58688f1afc613ec4d0a397f69b71
SHA512

0c830cbf76a57e7a7eba9017f20d238ad255db20f97ff797bd108bfebf1dda0c11196729a2c95b34932d457afa14b706bf32c1ffc6237f53a57fad4568e84a9b
SSDEEP

3072:9M8CMtKJlXoDFwXrdV/9/uWIdojDZl4epTGmoAc7iTRilfn6wlYYRZwd:pnClX8WZ7/HrRCADTR0VlDZw

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
behavioral1/memory/2660-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr
behavioral1/memory/2660-2-0x0000000010000000-0x000000001002D000-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 7 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 2660	840	rundll32.exe	29
PID 840 wrote to memory of 2660	840	rundll32.exe	29
PID 840 wrote to memory of 2660	840	rundll32.exe	29
PID 840 wrote to memory of 2660	840	rundll32.exe	29
PID 840 wrote to memory of 2660	840	rundll32.exe	29
PID 840 wrote to memory of 2660	840	rundll32.exe	29
PID 840 wrote to memory of 2660	840	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e251df3a6844406437bd9bb80a3d1ac89e5e58688f1afc613ec4d0a397f69b71.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e251df3a6844406437bd9bb80a3d1ac89e5e58688f1afc613ec4d0a397f69b71.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2660

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/2660-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/2660-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2660-2-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download