dridex | 23d5b4dda0b9a5b5abcc4be605100a09b97130a5e436574b3315cf6ff8bb0bcb

Analysis

max time kernel
75s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:45

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General

Target

JaffaCakes118_23d5b4dda0b9a5b5abcc4be605100a09b97130a5e436574b3315cf6ff8bb0bcb.dll
Size

204KB
MD5

8dfd7645eb76554ccf42787c6c06bb53
SHA1

26a0e789d175b23c689821078429bc33a37031bc
SHA256

23d5b4dda0b9a5b5abcc4be605100a09b97130a5e436574b3315cf6ff8bb0bcb
SHA512

b5054c86e600c7c6cfeb5b9a3661d70147fabb3911e6771d0f5a3ecd108d2c4928998f53b157d260d172d2863e2161d1d06aad2a8acf5767d4aa93b63f3befe2
SSDEEP

3072:R6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:RZuX6pEaeEDheWa+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/2164-0-0x0000000074620000-0x0000000074655000-memory.dmp	dridex_ldr
behavioral1/memory/2164-3-0x0000000074620000-0x0000000074655000-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 320 wrote to memory of 2164	320	rundll32.exe	30
PID 320 wrote to memory of 2164	320	rundll32.exe	30
PID 320 wrote to memory of 2164	320	rundll32.exe	30
PID 320 wrote to memory of 2164	320	rundll32.exe	30
PID 320 wrote to memory of 2164	320	rundll32.exe	30
PID 320 wrote to memory of 2164	320	rundll32.exe	30
PID 320 wrote to memory of 2164	320	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23d5b4dda0b9a5b5abcc4be605100a09b97130a5e436574b3315cf6ff8bb0bcb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:320
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23d5b4dda0b9a5b5abcc4be605100a09b97130a5e436574b3315cf6ff8bb0bcb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2164

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/2164-0-0x0000000074620000-0x0000000074655000-memory.dmp

Filesize
212KB

Download
memory/2164-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2164-3-0x0000000074620000-0x0000000074655000-memory.dmp

Filesize
212KB

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