dridex | c9f690bc6e7ae563c555d27c1253f05e9dab12074e22a17918aa23947f1cfc27

Analysis

max time kernel
60s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:16

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General

Target

JaffaCakes118_c9f690bc6e7ae563c555d27c1253f05e9dab12074e22a17918aa23947f1cfc27.dll
Size

204KB
MD5

502207972498dba6aa2e9a4c9a5ce606
SHA1

746299f9007b5fc58db7ef23a9e3392d56a1e1ec
SHA256

c9f690bc6e7ae563c555d27c1253f05e9dab12074e22a17918aa23947f1cfc27
SHA512

47a7109f388f44883ca1b626dde39187a75ea7938be8cb9ad7308a06e7f7a0b26c493f1ac27d598ed8c60acbef49775edd20c6b0e055446af77c4fcd0f04be55
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
behavioral1/memory/2608-1-0x0000000074A50000-0x0000000074A85000-memory.dmp	dridex_ldr
behavioral1/memory/2608-2-0x0000000074A50000-0x0000000074A85000-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 2304 wrote to memory of 2608	2304	rundll32.exe	29
PID 2304 wrote to memory of 2608	2304	rundll32.exe	29
PID 2304 wrote to memory of 2608	2304	rundll32.exe	29
PID 2304 wrote to memory of 2608	2304	rundll32.exe	29
PID 2304 wrote to memory of 2608	2304	rundll32.exe	29
PID 2304 wrote to memory of 2608	2304	rundll32.exe	29
PID 2304 wrote to memory of 2608	2304	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9f690bc6e7ae563c555d27c1253f05e9dab12074e22a17918aa23947f1cfc27.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c9f690bc6e7ae563c555d27c1253f05e9dab12074e22a17918aa23947f1cfc27.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2608

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/2608-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2608-1-0x0000000074A50000-0x0000000074A85000-memory.dmp

Filesize
212KB

Download
memory/2608-2-0x0000000074A50000-0x0000000074A85000-memory.dmp

Filesize
212KB

Download
memory/2608-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

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