dridex | ae15ba20d5bc6c86d31a090e59cf45f371e4c35ba5a0ead4396864faece89b7e

Analysis

max time kernel
59s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:03

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General

Target

JaffaCakes118_ae15ba20d5bc6c86d31a090e59cf45f371e4c35ba5a0ead4396864faece89b7e.dll
Size

204KB
MD5

d89c01a6d7e5fa3af7665f51ba06b9d6
SHA1

60ba48265332392b21196a49819069407ce8f698
SHA256

ae15ba20d5bc6c86d31a090e59cf45f371e4c35ba5a0ead4396864faece89b7e
SHA512

4675d26a9bab9932394d2604c6cda14d3c32f680a80cded862c717df017a6a751985514c3a7466bb7f4c21aa91dac7c977abbea46590f8630fd118366533d532
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/1832-1-0x0000000074F80000-0x0000000074FB5000-memory.dmp	dridex_ldr
behavioral1/memory/1832-2-0x0000000074F80000-0x0000000074FB5000-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 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae15ba20d5bc6c86d31a090e59cf45f371e4c35ba5a0ead4396864faece89b7e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae15ba20d5bc6c86d31a090e59cf45f371e4c35ba5a0ead4396864faece89b7e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1832

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/1832-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1832-1-0x0000000074F80000-0x0000000074FB5000-memory.dmp

Filesize
212KB

Download
memory/1832-2-0x0000000074F80000-0x0000000074FB5000-memory.dmp

Filesize
212KB

Download
memory/1832-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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