dridex | 9a101eb994c29223e530e7ad522975cd2752c858a50f6a987fbe6b499ebe1898

Analysis

max time kernel
70s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:18

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General

Target

JaffaCakes118_9a101eb994c29223e530e7ad522975cd2752c858a50f6a987fbe6b499ebe1898.dll
Size

204KB
MD5

35c5ae7df0d615794192fa3744be08c2
SHA1

ade14aeccef47973ef7bad6bf1e5a09882015623
SHA256

9a101eb994c29223e530e7ad522975cd2752c858a50f6a987fbe6b499ebe1898
SHA512

0ec251a1fae90d1a645f5bf321f92f66a87df9b08e72adca1ef6cad44cbe923ed17a1d06b5b15b981233b927226137a0450653cdd6ac75fc45daa5aa4f32c899
SSDEEP

3072:j6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:jZuX6pEaeEDheWa+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/988-1-0x0000000074A60000-0x0000000074A95000-memory.dmp	dridex_ldr
behavioral1/memory/988-2-0x0000000074A60000-0x0000000074A95000-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 1668 wrote to memory of 988	1668	rundll32.exe	31
PID 1668 wrote to memory of 988	1668	rundll32.exe	31
PID 1668 wrote to memory of 988	1668	rundll32.exe	31
PID 1668 wrote to memory of 988	1668	rundll32.exe	31
PID 1668 wrote to memory of 988	1668	rundll32.exe	31
PID 1668 wrote to memory of 988	1668	rundll32.exe	31
PID 1668 wrote to memory of 988	1668	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a101eb994c29223e530e7ad522975cd2752c858a50f6a987fbe6b499ebe1898.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a101eb994c29223e530e7ad522975cd2752c858a50f6a987fbe6b499ebe1898.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:988

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/988-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/988-1-0x0000000074A60000-0x0000000074A95000-memory.dmp

Filesize
212KB

Download
memory/988-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/988-2-0x0000000074A60000-0x0000000074A95000-memory.dmp

Filesize
212KB

Download