dridex | 9e791a1449948bb4f8ae7de775061c5356458c77d09f0947371c3a961c6abb3d

Analysis

max time kernel
63s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:21

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General

Target

JaffaCakes118_9e791a1449948bb4f8ae7de775061c5356458c77d09f0947371c3a961c6abb3d.dll
Size

204KB
MD5

bf7dbde45ccb866110961d44334939c1
SHA1

1ead9f27d8a798a47b7db7a893ea72a85030f5d6
SHA256

9e791a1449948bb4f8ae7de775061c5356458c77d09f0947371c3a961c6abb3d
SHA512

bb53b74c9be3bcac16e12bb82327ea2171b2d8ed1bd9ffa62c985be1bc84662ce0b9d4255ef4bf2e5f064316756c8d452ca0633bb27396e5be9b690e2caf4fad
SSDEEP

3072:16FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:1ZuX6pEaeEDheWa+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/2176-1-0x0000000074DE0000-0x0000000074E15000-memory.dmp	dridex_ldr
behavioral1/memory/2176-2-0x0000000074DE0000-0x0000000074E15000-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 2668 wrote to memory of 2176	2668	rundll32.exe	30
PID 2668 wrote to memory of 2176	2668	rundll32.exe	30
PID 2668 wrote to memory of 2176	2668	rundll32.exe	30
PID 2668 wrote to memory of 2176	2668	rundll32.exe	30
PID 2668 wrote to memory of 2176	2668	rundll32.exe	30
PID 2668 wrote to memory of 2176	2668	rundll32.exe	30
PID 2668 wrote to memory of 2176	2668	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9e791a1449948bb4f8ae7de775061c5356458c77d09f0947371c3a961c6abb3d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9e791a1449948bb4f8ae7de775061c5356458c77d09f0947371c3a961c6abb3d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2176

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/2176-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2176-1-0x0000000074DE0000-0x0000000074E15000-memory.dmp

Filesize
212KB

Download
memory/2176-2-0x0000000074DE0000-0x0000000074E15000-memory.dmp

Filesize
212KB

Download
memory/2176-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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