dridex | ed3c58386b8e46d8cb0a19c21640776ec4c41099f917a21f2c3344e9632728b0

Analysis

max time kernel
64s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:16

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General

Target

JaffaCakes118_ed3c58386b8e46d8cb0a19c21640776ec4c41099f917a21f2c3344e9632728b0.dll
Size

204KB
MD5

9954eba477a8cdca53100da9ab5530d0
SHA1

5e7a80bec8b74e8933974eea7b5f558de1ab3f6a
SHA256

ed3c58386b8e46d8cb0a19c21640776ec4c41099f917a21f2c3344e9632728b0
SHA512

fd9a4c9979c26194bf947e61f5680e3f2c873bab60dcb011b77117daf1e7f9ef86910841d00c32496f7a0ba9dfdbb98d88929da94f9d0f691aa95abadae3c134
SSDEEP

3072:46FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:4ZuX6pEaeEDheWa+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/2004-1-0x0000000074890000-0x00000000748C5000-memory.dmp	dridex_ldr
behavioral1/memory/2004-2-0x0000000074890000-0x00000000748C5000-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 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28
PID 1744 wrote to memory of 2004	1744	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed3c58386b8e46d8cb0a19c21640776ec4c41099f917a21f2c3344e9632728b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed3c58386b8e46d8cb0a19c21640776ec4c41099f917a21f2c3344e9632728b0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2004

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/2004-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2004-1-0x0000000074890000-0x00000000748C5000-memory.dmp

Filesize
212KB

Download
memory/2004-2-0x0000000074890000-0x00000000748C5000-memory.dmp

Filesize
212KB

Download
memory/2004-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download