dridex | eafa8eac3e0b285e9aa24d08505a3e8c78d4f26127db084475bc86c08bd36ee7

Analysis

max time kernel
83s
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, 23:02

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General

Target

JaffaCakes118_eafa8eac3e0b285e9aa24d08505a3e8c78d4f26127db084475bc86c08bd36ee7.dll
Size

204KB
MD5

57a02e5be48cd451efda35b586356d7a
SHA1

397329f382246c486339964475f8f927774b52c3
SHA256

eafa8eac3e0b285e9aa24d08505a3e8c78d4f26127db084475bc86c08bd36ee7
SHA512

1bacd15a8097629313be3766f01941b7b067ca99a03a94d12a7793980df48877878ae3b34a23f04359470a7dbc306e4f28211f7bf2494f294bfed6c2d347c3ba
SSDEEP

3072:u6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:uZuX6pEaeEDheWa+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/2196-1-0x0000000074880000-0x00000000748B5000-memory.dmp	dridex_ldr
behavioral1/memory/2196-2-0x0000000074880000-0x00000000748B5000-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 3020 wrote to memory of 2196	3020	rundll32.exe	30
PID 3020 wrote to memory of 2196	3020	rundll32.exe	30
PID 3020 wrote to memory of 2196	3020	rundll32.exe	30
PID 3020 wrote to memory of 2196	3020	rundll32.exe	30
PID 3020 wrote to memory of 2196	3020	rundll32.exe	30
PID 3020 wrote to memory of 2196	3020	rundll32.exe	30
PID 3020 wrote to memory of 2196	3020	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eafa8eac3e0b285e9aa24d08505a3e8c78d4f26127db084475bc86c08bd36ee7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eafa8eac3e0b285e9aa24d08505a3e8c78d4f26127db084475bc86c08bd36ee7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2196

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/2196-0-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2196-1-0x0000000074880000-0x00000000748B5000-memory.dmp

Filesize
212KB

Download
memory/2196-2-0x0000000074880000-0x00000000748B5000-memory.dmp

Filesize
212KB

Download
memory/2196-3-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download