dridex | 75d93211390d48d3d6977bf0b14d9f08021cdfaf7d5c6a71be95d121861b0664

Analysis

max time kernel
58s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:45

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General

Target

JaffaCakes118_75d93211390d48d3d6977bf0b14d9f08021cdfaf7d5c6a71be95d121861b0664.dll
Size

159KB
MD5

52401c3437801759d0c522f7aa309cbd
SHA1

29425a47627ee79f382a06bd90082e45e1728946
SHA256

75d93211390d48d3d6977bf0b14d9f08021cdfaf7d5c6a71be95d121861b0664
SHA512

df3c8cacdbd572d958708a76b8d5b22d555ef7f7e0467ba96b0edcf37e32f975277169594dccc2f78afa9cc4773058ca73e09de81ed04bae370fa254e07edb03
SSDEEP

3072:Bs8CMtKJlXoDFwXrdV/9/uWIdojDZl4epTGmoAc7iTRilfn6wlYYXZwd:BnClX8WZ7/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/2028-1-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr
behavioral1/memory/2028-3-0x0000000010000000-0x000000001002D000-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 7 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2028	2708	rundll32.exe	30
PID 2708 wrote to memory of 2028	2708	rundll32.exe	30
PID 2708 wrote to memory of 2028	2708	rundll32.exe	30
PID 2708 wrote to memory of 2028	2708	rundll32.exe	30
PID 2708 wrote to memory of 2028	2708	rundll32.exe	30
PID 2708 wrote to memory of 2028	2708	rundll32.exe	30
PID 2708 wrote to memory of 2028	2708	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75d93211390d48d3d6977bf0b14d9f08021cdfaf7d5c6a71be95d121861b0664.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_75d93211390d48d3d6977bf0b14d9f08021cdfaf7d5c6a71be95d121861b0664.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2028

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/2028-0-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2028-1-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download
memory/2028-4-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2028-3-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

Download