dridex | 2b06859ec002ba59e0fc5d508cd03edc802c5cdb57033df46a944788f282f9fb

Analysis

max time kernel
55s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:11

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General

Target

JaffaCakes118_2b06859ec002ba59e0fc5d508cd03edc802c5cdb57033df46a944788f282f9fb.dll
Size

204KB
MD5

0794bca09ec0cbf956b6c96a5810acb9
SHA1

df57e15585edf860b39f55a61057a46cfcf67858
SHA256

2b06859ec002ba59e0fc5d508cd03edc802c5cdb57033df46a944788f282f9fb
SHA512

55c00e5b89e8dab0009fa641fb5b8e17a97b7e57ba359e05971ef287628bfb18a521a98d4e8e1de36eebb1094af5e0eb0ea90db113cf807d0bcf4835e750aa9f
SSDEEP

3072:DBHfDmTQoHJhc+1aImpJRxSmR7bVsSazalcBfc7Ivu5IMlZ:DBHLSc+wLJRHFVsSaGluUs25Iw

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/2396-1-0x0000000074C10000-0x0000000074C45000-memory.dmp	dridex_ldr
behavioral1/memory/2396-2-0x0000000074C10000-0x0000000074C45000-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 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30
PID 2568 wrote to memory of 2396	2568	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b06859ec002ba59e0fc5d508cd03edc802c5cdb57033df46a944788f282f9fb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2b06859ec002ba59e0fc5d508cd03edc802c5cdb57033df46a944788f282f9fb.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2396

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

Replay Monitor

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Downloads

memory/2396-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2396-1-0x0000000074C10000-0x0000000074C45000-memory.dmp

Filesize
212KB

Download
memory/2396-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2396-2-0x0000000074C10000-0x0000000074C45000-memory.dmp

Filesize
212KB

Download