dridex | bd1c04ef57e27101c4db82e074aec111f0cfdb84b9952ee43f181a829e986a59

Analysis

max time kernel
57s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:45

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General

Target

JaffaCakes118_bd1c04ef57e27101c4db82e074aec111f0cfdb84b9952ee43f181a829e986a59.dll
Size

204KB
MD5

7b7d3c2eaf01a900a3807389007d97f9
SHA1

ea99e3f6ed16f643bc369ed56e1e9dac70395dc4
SHA256

bd1c04ef57e27101c4db82e074aec111f0cfdb84b9952ee43f181a829e986a59
SHA512

5a781688d149c94d8a19f53481f2841bbb97ac2acba4d65ceb38f907d0dd01a7ad3c536ea567f88113ff3db0cf33b3b7d27a3bc41dc05289072a3128af71b23c
SSDEEP

3072:o6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:oZuX6pEaeEDheWa+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/2348-1-0x0000000074F50000-0x0000000074F85000-memory.dmp	dridex_ldr
behavioral1/memory/2348-2-0x0000000074F50000-0x0000000074F85000-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 2328 wrote to memory of 2348	2328	rundll32.exe	30
PID 2328 wrote to memory of 2348	2328	rundll32.exe	30
PID 2328 wrote to memory of 2348	2328	rundll32.exe	30
PID 2328 wrote to memory of 2348	2328	rundll32.exe	30
PID 2328 wrote to memory of 2348	2328	rundll32.exe	30
PID 2328 wrote to memory of 2348	2328	rundll32.exe	30
PID 2328 wrote to memory of 2348	2328	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd1c04ef57e27101c4db82e074aec111f0cfdb84b9952ee43f181a829e986a59.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd1c04ef57e27101c4db82e074aec111f0cfdb84b9952ee43f181a829e986a59.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2348

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/2348-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2348-1-0x0000000074F50000-0x0000000074F85000-memory.dmp

Filesize
212KB

Download
memory/2348-2-0x0000000074F50000-0x0000000074F85000-memory.dmp

Filesize
212KB

Download
memory/2348-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download