dridex | 05fcf246cd6fa8b04daf6951ab8579000efba031e21998540e3b0828fbbc842f

Analysis

max time kernel
53s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:48

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General

Target

JaffaCakes118_05fcf246cd6fa8b04daf6951ab8579000efba031e21998540e3b0828fbbc842f.dll
Size

204KB
MD5

54fe6aaa22e8217e91ef5fac6fcbc770
SHA1

246a10d64fa70fab7398533920d191466bbbafba
SHA256

05fcf246cd6fa8b04daf6951ab8579000efba031e21998540e3b0828fbbc842f
SHA512

e7f7707313eb1ed579e4ea35aec4e895c897a97a5f3d18863b143c0b3a95da90034019e0e049a9ffd4e08efec11406fdf897c188ee9dc9faa76007b11439fba8
SSDEEP

3072:p6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:pZuX6pEaeEDheWa+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/1896-1-0x0000000075040000-0x0000000075075000-memory.dmp	dridex_ldr
behavioral1/memory/1896-3-0x0000000075040000-0x0000000075075000-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 1928 wrote to memory of 1896	1928	rundll32.exe	30
PID 1928 wrote to memory of 1896	1928	rundll32.exe	30
PID 1928 wrote to memory of 1896	1928	rundll32.exe	30
PID 1928 wrote to memory of 1896	1928	rundll32.exe	30
PID 1928 wrote to memory of 1896	1928	rundll32.exe	30
PID 1928 wrote to memory of 1896	1928	rundll32.exe	30
PID 1928 wrote to memory of 1896	1928	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_05fcf246cd6fa8b04daf6951ab8579000efba031e21998540e3b0828fbbc842f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_05fcf246cd6fa8b04daf6951ab8579000efba031e21998540e3b0828fbbc842f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1896

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/1896-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1896-1-0x0000000075040000-0x0000000075075000-memory.dmp

Filesize
212KB

Download
memory/1896-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1896-3-0x0000000075040000-0x0000000075075000-memory.dmp

Filesize
212KB

Download