dridex | 494c7a8cb7a882dcfed3138b4726ed41d3034bb0aed2958eb10425e145f7925b

Analysis

max time kernel
110s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:40

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General

Target

JaffaCakes118_494c7a8cb7a882dcfed3138b4726ed41d3034bb0aed2958eb10425e145f7925b.dll
Size

204KB
MD5

23a987f025e1e3b03b5fcb7a6e9b8c3c
SHA1

873040d1ba8631d0e6b1ef88d13ffcd092826f0d
SHA256

494c7a8cb7a882dcfed3138b4726ed41d3034bb0aed2958eb10425e145f7925b
SHA512

3d90077dd1e3f678dd33c7c64f744995e0763869ec3bef236ea54ba1bebddf5d8ed6c5fac3e4629c54f7883d7f225147d25df4e9f1104f26bfc686411ba68da8
SSDEEP

3072:n6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:nZuX6pEaeEDheWa+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/1864-1-0x0000000074B30000-0x0000000074B65000-memory.dmp	dridex_ldr
behavioral1/memory/1864-3-0x0000000074B30000-0x0000000074B65000-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 2112 wrote to memory of 1864	2112	rundll32.exe	30
PID 2112 wrote to memory of 1864	2112	rundll32.exe	30
PID 2112 wrote to memory of 1864	2112	rundll32.exe	30
PID 2112 wrote to memory of 1864	2112	rundll32.exe	30
PID 2112 wrote to memory of 1864	2112	rundll32.exe	30
PID 2112 wrote to memory of 1864	2112	rundll32.exe	30
PID 2112 wrote to memory of 1864	2112	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_494c7a8cb7a882dcfed3138b4726ed41d3034bb0aed2958eb10425e145f7925b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_494c7a8cb7a882dcfed3138b4726ed41d3034bb0aed2958eb10425e145f7925b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1864

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/1864-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1864-1-0x0000000074B30000-0x0000000074B65000-memory.dmp

Filesize
212KB

Download
memory/1864-3-0x0000000074B30000-0x0000000074B65000-memory.dmp

Filesize
212KB

Download
memory/1864-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download