dridex | e82d36ba10909697beac8b06d55a3dff945c81a2336e1ca51a55bc1305dab097

Analysis

max time kernel
105s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:24

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General

Target

JaffaCakes118_e82d36ba10909697beac8b06d55a3dff945c81a2336e1ca51a55bc1305dab097.dll
Size

204KB
MD5

fd0e75c7afa0439909d62c4b91866e77
SHA1

bf234f6835bb510f74e4b03edffda3047a0519ea
SHA256

e82d36ba10909697beac8b06d55a3dff945c81a2336e1ca51a55bc1305dab097
SHA512

c921baf6e227a842a124cdb39172bf0c6fd92155175540a806c342eb947af9c1a12a042477599d77974574d9dd4af09a62dc5c21e4bf6dbe6d8de4a3e91f838b
SSDEEP

3072:A6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:AZuX6pEaeEDheWa+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/1720-1-0x00000000750B0000-0x00000000750E5000-memory.dmp	dridex_ldr
behavioral1/memory/1720-3-0x00000000750B0000-0x00000000750E5000-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 2348 wrote to memory of 1720	2348	rundll32.exe	30
PID 2348 wrote to memory of 1720	2348	rundll32.exe	30
PID 2348 wrote to memory of 1720	2348	rundll32.exe	30
PID 2348 wrote to memory of 1720	2348	rundll32.exe	30
PID 2348 wrote to memory of 1720	2348	rundll32.exe	30
PID 2348 wrote to memory of 1720	2348	rundll32.exe	30
PID 2348 wrote to memory of 1720	2348	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e82d36ba10909697beac8b06d55a3dff945c81a2336e1ca51a55bc1305dab097.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e82d36ba10909697beac8b06d55a3dff945c81a2336e1ca51a55bc1305dab097.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1720

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/1720-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1720-1-0x00000000750B0000-0x00000000750E5000-memory.dmp

Filesize
212KB

Download
memory/1720-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1720-3-0x00000000750B0000-0x00000000750E5000-memory.dmp

Filesize
212KB

Download