dridex | 3936812e1926e032994c1f88f9fae5f4aa1129b691b7a2ebe26b4490b84310d4

Analysis

max time kernel
114s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 18:33

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General

Target

JaffaCakes118_3936812e1926e032994c1f88f9fae5f4aa1129b691b7a2ebe26b4490b84310d4.dll
Size

204KB
MD5

13de431a13a728db7ad6e52b814167ac
SHA1

351447e128735e206972eff7bcc1dd04cd6f94c9
SHA256

3936812e1926e032994c1f88f9fae5f4aa1129b691b7a2ebe26b4490b84310d4
SHA512

6da4c7cf6d0732eec68f3366f60d2328d4fcf4d4e362eaa0710a28babf7ccf70be00cce872b26b6c53f1287e7ddf62fd89443294d5e6691e5e78ec01abb1e590
SSDEEP

3072:/6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:/ZuX6pEaeEDheWa+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
behavioral2/memory/32-1-0x0000000074B60000-0x0000000074B95000-memory.dmp	dridex_ldr
behavioral2/memory/32-4-0x0000000074B60000-0x0000000074B95000-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 3 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 32	4624	rundll32.exe	84
PID 4624 wrote to memory of 32	4624	rundll32.exe	84
PID 4624 wrote to memory of 32	4624	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3936812e1926e032994c1f88f9fae5f4aa1129b691b7a2ebe26b4490b84310d4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3936812e1926e032994c1f88f9fae5f4aa1129b691b7a2ebe26b4490b84310d4.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:32

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/32-0-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/32-1-0x0000000074B60000-0x0000000074B95000-memory.dmp

Filesize
212KB

Download
memory/32-3-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/32-4-0x0000000074B60000-0x0000000074B95000-memory.dmp

Filesize
212KB

Download