dridex | 70bc8e5ea2a2849a892ff3add4f6688e1b666f51afdab7fbfc53311e8da5ba1b

Analysis

max time kernel
49s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 19:39

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General

Target

JaffaCakes118_70bc8e5ea2a2849a892ff3add4f6688e1b666f51afdab7fbfc53311e8da5ba1b.dll
Size

204KB
MD5

1fb46b1b2c93ac94a552ca673c083eae
SHA1

7857a1972151ea4e06c9a97896140ab736fb283f
SHA256

70bc8e5ea2a2849a892ff3add4f6688e1b666f51afdab7fbfc53311e8da5ba1b
SHA512

a0fc8f173f9a9230c2065d20d459056520f8f2d11687b6f18f1e375ff071fc15eda62d37765f8f5d053473561fce5d0aa98e37214ec7657259c3d4d5e083c6af
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
behavioral2/memory/3744-1-0x00000000752D0000-0x0000000075305000-memory.dmp	dridex_ldr
behavioral2/memory/3744-4-0x00000000752D0000-0x0000000075305000-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 3 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 3744	1212	rundll32.exe	83
PID 1212 wrote to memory of 3744	1212	rundll32.exe	83
PID 1212 wrote to memory of 3744	1212	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70bc8e5ea2a2849a892ff3add4f6688e1b666f51afdab7fbfc53311e8da5ba1b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_70bc8e5ea2a2849a892ff3add4f6688e1b666f51afdab7fbfc53311e8da5ba1b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3744

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/3744-0-0x0000000000F30000-0x0000000000F36000-memory.dmp

Filesize
24KB

Download
memory/3744-1-0x00000000752D0000-0x0000000075305000-memory.dmp

Filesize
212KB

Download
memory/3744-3-0x0000000000F30000-0x0000000000F36000-memory.dmp

Filesize
24KB

Download
memory/3744-4-0x00000000752D0000-0x0000000075305000-memory.dmp

Filesize
212KB

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