dcd92ec043cb491b3de3e4f73fbe35041274a9b81d48b4377c8c9a8157c95590

Analysis

max time kernel
105s
max time network
95s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07-05-2024 14:55

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General

Target

svcyr.exe
Size

104KB
MD5

7edc4b4b6593bd68c65cd155b8755f26
SHA1

2e189c82b6b082f2853c7293af0fa1b6b94bd44b
SHA256

dcd92ec043cb491b3de3e4f73fbe35041274a9b81d48b4377c8c9a8157c95590
SHA512

509b4630cf02fd7ef02893367a281bb2a361e527ea6279bf19477b2fcde5f477f5a3f8c4f1fb692406df472a52fb000aa55875469ddf5ea8ee9c411b37c1f979
SSDEEP

1536:HlcfoGRYBmOTEnPisxF0oIV0dY5oHKB92GrPbKH+M4tbZhZcm:HqovTEKsooIVu/Hs9dbKeRtbZ8m

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1920	kkaaya.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\kkaaya.exe	svcyr.exe
File opened for modification	C:\Windows\kkaaya.exe	svcyr.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	kkaaya.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	kkaaya.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2188	svcyr.exe

C:\Users\Admin\AppData\Local\Temp\svcyr.exe
"C:\Users\Admin\AppData\Local\Temp\svcyr.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
PID:2188

C:\Windows\kkaaya.exe
C:\Windows\kkaaya.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\kkaaya.exe

Filesize
104KB

MD5
7edc4b4b6593bd68c65cd155b8755f26

SHA1
2e189c82b6b082f2853c7293af0fa1b6b94bd44b

SHA256
dcd92ec043cb491b3de3e4f73fbe35041274a9b81d48b4377c8c9a8157c95590

SHA512
509b4630cf02fd7ef02893367a281bb2a361e527ea6279bf19477b2fcde5f477f5a3f8c4f1fb692406df472a52fb000aa55875469ddf5ea8ee9c411b37c1f979

Download Submit
memory/2188-2-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download