dridex | 10ef66cf6de8b1924fd3d216bef4a83ae3983ecc961c35728bd5d34db810def7

Analysis

max time kernel
60s
max time network
145s
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, 22:09

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General

Target

JaffaCakes118_10ef66cf6de8b1924fd3d216bef4a83ae3983ecc961c35728bd5d34db810def7.dll
Size

204KB
MD5

e87d8a2d35921ba81483d4866f27e94a
SHA1

46eb566c2f759755860bbb15c4ac58dd7dbafc5d
SHA256

10ef66cf6de8b1924fd3d216bef4a83ae3983ecc961c35728bd5d34db810def7
SHA512

a5745ff18747ea0d18f526e3f01fa50138a43daf85b528b9ad6874998988af9baf8df263659dfe407bd1bd8219c9c8bc8557b2e90b512b5b379bfbaf2228205d
SSDEEP

3072:S6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:SZuX6pEaeEDheWa+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/1060-1-0x0000000074C40000-0x0000000074C75000-memory.dmp	dridex_ldr
behavioral2/memory/1060-3-0x0000000074C40000-0x0000000074C75000-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 3840 wrote to memory of 1060	3840	rundll32.exe	83
PID 3840 wrote to memory of 1060	3840	rundll32.exe	83
PID 3840 wrote to memory of 1060	3840	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10ef66cf6de8b1924fd3d216bef4a83ae3983ecc961c35728bd5d34db810def7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10ef66cf6de8b1924fd3d216bef4a83ae3983ecc961c35728bd5d34db810def7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1060

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/1060-0-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1060-1-0x0000000074C40000-0x0000000074C75000-memory.dmp

Filesize
212KB

Download
memory/1060-4-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1060-3-0x0000000074C40000-0x0000000074C75000-memory.dmp

Filesize
212KB

Download