dridex | 95ab2342eef4db9325a941bf57eb7385a0d006be4f095c8f400f4a930eaedae8

Analysis

max time kernel
45s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:21

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General

Target

JaffaCakes118_95ab2342eef4db9325a941bf57eb7385a0d006be4f095c8f400f4a930eaedae8.dll
Size

204KB
MD5

2717f9a68b377ad35f7e89701017e256
SHA1

dbb5c1ab3271b7fdcef55c1c8c01b247f1b6d9c3
SHA256

95ab2342eef4db9325a941bf57eb7385a0d006be4f095c8f400f4a930eaedae8
SHA512

bcaeab144c70c296fe6ee6eaea4363756deecabc86fd1897b20a97b9f8416ccb77a769602fdd731e32bd06623b03d4ba2792c6de1770911bc7d774310b31f076
SSDEEP

3072:Y6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:YZuX6pEaeEDheWa+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/1656-0-0x00000000749E0000-0x0000000074A15000-memory.dmp	dridex_ldr
behavioral1/memory/1656-3-0x00000000749E0000-0x0000000074A15000-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 2404 wrote to memory of 1656	2404	rundll32.exe	30
PID 2404 wrote to memory of 1656	2404	rundll32.exe	30
PID 2404 wrote to memory of 1656	2404	rundll32.exe	30
PID 2404 wrote to memory of 1656	2404	rundll32.exe	30
PID 2404 wrote to memory of 1656	2404	rundll32.exe	30
PID 2404 wrote to memory of 1656	2404	rundll32.exe	30
PID 2404 wrote to memory of 1656	2404	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95ab2342eef4db9325a941bf57eb7385a0d006be4f095c8f400f4a930eaedae8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95ab2342eef4db9325a941bf57eb7385a0d006be4f095c8f400f4a930eaedae8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1656

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/1656-0-0x00000000749E0000-0x0000000074A15000-memory.dmp

Filesize
212KB

Download
memory/1656-2-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/1656-3-0x00000000749E0000-0x0000000074A15000-memory.dmp

Filesize
212KB

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