dridex | 0855a77b62f3495ebf6111cfe7b39999f49be1544a6803a97f8da07bd95c8fd9

Analysis

max time kernel
51s
max time network
100s
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, 17:39

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General

Target

JaffaCakes118_0855a77b62f3495ebf6111cfe7b39999f49be1544a6803a97f8da07bd95c8fd9.dll
Size

204KB
MD5

665b7d5796f4d1145bb0f49f4fbcede8
SHA1

bb3eb1f1b19023636ec8f0984db47a7aa7dea972
SHA256

0855a77b62f3495ebf6111cfe7b39999f49be1544a6803a97f8da07bd95c8fd9
SHA512

1ff92d9c33f0a0dc0e1634643f9f3fd3b2b4f35cc962dd89cd7f1008c9c3d8d44ec30b65e908071534bad039d798d0084deca0f80ea36306011fb0b7ddd8db20
SSDEEP

3072:H6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:HZuX6pEaeEDheWa+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/2276-1-0x0000000074B50000-0x0000000074B85000-memory.dmp	dridex_ldr
behavioral2/memory/2276-4-0x0000000074B50000-0x0000000074B85000-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 4056 wrote to memory of 2276	4056	rundll32.exe	83
PID 4056 wrote to memory of 2276	4056	rundll32.exe	83
PID 4056 wrote to memory of 2276	4056	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0855a77b62f3495ebf6111cfe7b39999f49be1544a6803a97f8da07bd95c8fd9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4056
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0855a77b62f3495ebf6111cfe7b39999f49be1544a6803a97f8da07bd95c8fd9.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2276

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/2276-0-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download
memory/2276-1-0x0000000074B50000-0x0000000074B85000-memory.dmp

Filesize
212KB

Download
memory/2276-3-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download
memory/2276-4-0x0000000074B50000-0x0000000074B85000-memory.dmp

Filesize
212KB

Download