dridex | 4564098fd14081af3b9bc1d14d12bb6d85cffba1ba4b62034712dc9533cba6d9

Analysis

max time kernel
72s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:00

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General

Target

JaffaCakes118_4564098fd14081af3b9bc1d14d12bb6d85cffba1ba4b62034712dc9533cba6d9.dll
Size

204KB
MD5

950e903d10c11c02211fe9145c1874f2
SHA1

e729a367afd3e0f50112da7073bfaf7edd4f28a5
SHA256

4564098fd14081af3b9bc1d14d12bb6d85cffba1ba4b62034712dc9533cba6d9
SHA512

9edc21d6038ad539d004f545b7755edb831b13d3ab19426c78568a3550ccb83248ead54d8e75b36e69574bfadb07d6beab64c4e5c912dbc687a54371c367065c
SSDEEP

3072:A6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:AZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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
behavioral1/memory/2184-1-0x0000000074930000-0x0000000074965000-memory.dmp	dridex_ldr
behavioral1/memory/2184-4-0x0000000074930000-0x0000000074965000-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 2148 wrote to memory of 2184	2148	rundll32.exe	31
PID 2148 wrote to memory of 2184	2148	rundll32.exe	31
PID 2148 wrote to memory of 2184	2148	rundll32.exe	31
PID 2148 wrote to memory of 2184	2148	rundll32.exe	31
PID 2148 wrote to memory of 2184	2148	rundll32.exe	31
PID 2148 wrote to memory of 2184	2148	rundll32.exe	31
PID 2148 wrote to memory of 2184	2148	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4564098fd14081af3b9bc1d14d12bb6d85cffba1ba4b62034712dc9533cba6d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4564098fd14081af3b9bc1d14d12bb6d85cffba1ba4b62034712dc9533cba6d9.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2184

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/2184-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2184-1-0x0000000074930000-0x0000000074965000-memory.dmp

Filesize
212KB

Download
memory/2184-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2184-4-0x0000000074930000-0x0000000074965000-memory.dmp

Filesize
212KB

Download