dridex | ae6886efbb726efccda49ebb39ae48c28fce8dc5d765894e660b79012f0c0bd5

Analysis

max time kernel
59s
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 19:12

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General

Target

JaffaCakes118_ae6886efbb726efccda49ebb39ae48c28fce8dc5d765894e660b79012f0c0bd5.dll
Size

204KB
MD5

ece18ce0a9032bf2e69fed2627295db0
SHA1

2d6f0547eda1d1bc4b42a664fa4d3dc22b40b37b
SHA256

ae6886efbb726efccda49ebb39ae48c28fce8dc5d765894e660b79012f0c0bd5
SHA512

9081f76ef21b2ae453f5bfa11912d2400932bb370d4d53f7994b2870d2f804ce7bb8d7cc81f35ccbbc09b9d0821babd016cdb0b003d0df836a824878e31b6a29
SSDEEP

3072:86FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:8ZuX6pEaeEDheWa+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/2424-0-0x00000000750A0000-0x00000000750D5000-memory.dmp	dridex_ldr
behavioral1/memory/2424-3-0x00000000750A0000-0x00000000750D5000-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 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28
PID 1032 wrote to memory of 2424	1032	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae6886efbb726efccda49ebb39ae48c28fce8dc5d765894e660b79012f0c0bd5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae6886efbb726efccda49ebb39ae48c28fce8dc5d765894e660b79012f0c0bd5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2424

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/2424-0-0x00000000750A0000-0x00000000750D5000-memory.dmp

Filesize
212KB

Download
memory/2424-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2424-3-0x00000000750A0000-0x00000000750D5000-memory.dmp

Filesize
212KB

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