dridex | 908b2646234893288a760938277c21f1d4dd914ed184311919511241edb34ed9

Analysis

max time kernel
58s
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 22:03

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General

Target

JaffaCakes118_908b2646234893288a760938277c21f1d4dd914ed184311919511241edb34ed9.dll
Size

204KB
MD5

75f09ffd67c5aa9e6417df2624e0fa46
SHA1

3957dc5688c15dc66e9c712772a3ec468869f415
SHA256

908b2646234893288a760938277c21f1d4dd914ed184311919511241edb34ed9
SHA512

75c23a64079005e18042884c47de08232bf778a5b27e7d774044d0f0f0721ad9b98d6b9cab814997cf0a0de825a977efe3ac162c6446c00fb6c81dc2bb9645c2
SSDEEP

3072:g6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:gZuX6pEaeEDheWa+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/2284-1-0x0000000074C70000-0x0000000074CA5000-memory.dmp	dridex_ldr
behavioral1/memory/2284-2-0x0000000074C70000-0x0000000074CA5000-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 2164 wrote to memory of 2284	2164	rundll32.exe	29
PID 2164 wrote to memory of 2284	2164	rundll32.exe	29
PID 2164 wrote to memory of 2284	2164	rundll32.exe	29
PID 2164 wrote to memory of 2284	2164	rundll32.exe	29
PID 2164 wrote to memory of 2284	2164	rundll32.exe	29
PID 2164 wrote to memory of 2284	2164	rundll32.exe	29
PID 2164 wrote to memory of 2284	2164	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_908b2646234893288a760938277c21f1d4dd914ed184311919511241edb34ed9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_908b2646234893288a760938277c21f1d4dd914ed184311919511241edb34ed9.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2284

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/2284-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2284-1-0x0000000074C70000-0x0000000074CA5000-memory.dmp

Filesize
212KB

Download
memory/2284-2-0x0000000074C70000-0x0000000074CA5000-memory.dmp

Filesize
212KB

Download
memory/2284-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download