dridex | a4556f1ccff60a13266555b911547408f01661da8bd953a71dca690d5f3ce25f

Analysis

max time kernel
61s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:57

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General

Target

JaffaCakes118_a4556f1ccff60a13266555b911547408f01661da8bd953a71dca690d5f3ce25f.dll
Size

204KB
MD5

4f42c871997c2cbb1e6517dc630fc9a6
SHA1

2928d81ad8bf5b906e709379f4ad69b32837aee7
SHA256

a4556f1ccff60a13266555b911547408f01661da8bd953a71dca690d5f3ce25f
SHA512

b9490a34763dacb164d767a99bf69956f26b392094c3618f7fd09bcded9a5178afb782d4b974b7604da479fdd5319856ecd5bbaa9e4af085d3e843eeda02b5b7
SSDEEP

3072:C6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:CZuX6pEaeEDheWa+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/1848-1-0x00000000751D0000-0x0000000075205000-memory.dmp	dridex_ldr
behavioral1/memory/1848-2-0x00000000751D0000-0x0000000075205000-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 2520 wrote to memory of 1848	2520	rundll32.exe	30
PID 2520 wrote to memory of 1848	2520	rundll32.exe	30
PID 2520 wrote to memory of 1848	2520	rundll32.exe	30
PID 2520 wrote to memory of 1848	2520	rundll32.exe	30
PID 2520 wrote to memory of 1848	2520	rundll32.exe	30
PID 2520 wrote to memory of 1848	2520	rundll32.exe	30
PID 2520 wrote to memory of 1848	2520	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4556f1ccff60a13266555b911547408f01661da8bd953a71dca690d5f3ce25f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4556f1ccff60a13266555b911547408f01661da8bd953a71dca690d5f3ce25f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1848

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/1848-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1848-1-0x00000000751D0000-0x0000000075205000-memory.dmp

Filesize
212KB

Download
memory/1848-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1848-2-0x00000000751D0000-0x0000000075205000-memory.dmp

Filesize
212KB

Download