dridex | c11f603d37a87cb4e276d2c7285375f286c7755383c054e54ef6e291420607b8

Analysis

max time kernel
139s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:38

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General

Target

JaffaCakes118_c11f603d37a87cb4e276d2c7285375f286c7755383c054e54ef6e291420607b8.dll
Size

204KB
MD5

e6ea5036b3f1608dc5a3a7f7c26a635c
SHA1

1cc8bd89c5606ea2f8879c656d8e9fac5f3907ee
SHA256

c11f603d37a87cb4e276d2c7285375f286c7755383c054e54ef6e291420607b8
SHA512

b59ef9317d539bc71d168d42cf32dd95ea5b45837ccd9f0d1850a82fb1c6b73767240c23f3cd0b43d2a4cbba97960fbf7b5aa52bae816401f2d5f58ff16c2d7c
SSDEEP

3072:n6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:nZuX6pEaeEDheWa+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/2244-0-0x0000000074A20000-0x0000000074A55000-memory.dmp	dridex_ldr
behavioral1/memory/2244-3-0x0000000074A20000-0x0000000074A55000-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 2156 wrote to memory of 2244	2156	rundll32.exe	30
PID 2156 wrote to memory of 2244	2156	rundll32.exe	30
PID 2156 wrote to memory of 2244	2156	rundll32.exe	30
PID 2156 wrote to memory of 2244	2156	rundll32.exe	30
PID 2156 wrote to memory of 2244	2156	rundll32.exe	30
PID 2156 wrote to memory of 2244	2156	rundll32.exe	30
PID 2156 wrote to memory of 2244	2156	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c11f603d37a87cb4e276d2c7285375f286c7755383c054e54ef6e291420607b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c11f603d37a87cb4e276d2c7285375f286c7755383c054e54ef6e291420607b8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2244

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/2244-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2244-0-0x0000000074A20000-0x0000000074A55000-memory.dmp

Filesize
212KB

Download
memory/2244-3-0x0000000074A20000-0x0000000074A55000-memory.dmp

Filesize
212KB

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