dridex | eb66518b2eb99af3f22f3d3dbfd1716c2a2bef06f00a6001adf30e3d29a3e327

Analysis

max time kernel
60s
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 21:23

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General

Target

JaffaCakes118_eb66518b2eb99af3f22f3d3dbfd1716c2a2bef06f00a6001adf30e3d29a3e327.dll
Size

204KB
MD5

0dc676c1fb4bcfe2660324163c0aeb04
SHA1

8819cd5b9694c9a5846fcca94a3086fc38c06246
SHA256

eb66518b2eb99af3f22f3d3dbfd1716c2a2bef06f00a6001adf30e3d29a3e327
SHA512

3d996a842814875f71ec836ae34b92b801db4887471378444f20e748b02cc50df743cef8b1cb2235e496fc5998b149f24def1a985289077aa86bbb69b5e228c8
SSDEEP

3072:z6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:zZuX6pEaeEDheWa+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/2900-0-0x0000000075140000-0x0000000075175000-memory.dmp	dridex_ldr
behavioral1/memory/2900-3-0x0000000075140000-0x0000000075175000-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 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28
PID 2440 wrote to memory of 2900	2440	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb66518b2eb99af3f22f3d3dbfd1716c2a2bef06f00a6001adf30e3d29a3e327.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb66518b2eb99af3f22f3d3dbfd1716c2a2bef06f00a6001adf30e3d29a3e327.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2900

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/2900-0-0x0000000075140000-0x0000000075175000-memory.dmp

Filesize
212KB

Download
memory/2900-2-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2900-3-0x0000000075140000-0x0000000075175000-memory.dmp

Filesize
212KB

Download