a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c

Analysis

max time kernel
132s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 07:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c.exe
Size

240KB
MD5

12819fe1e2657c2fde9c027ec2fa6b85
SHA1

e2b2150c8214c268abbc4dbe71c776190d490bc9
SHA256

a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c
SHA512

1dbd5239b559719a4ad438a279653ed1fcb0d9887834842c6f6d88d5ef1ab98e6609e7a31b58e42b392a9937c42317161686fb041372b17a349be724c55d533b
SSDEEP

6144:A+J0Q1PdsbZTHY8Yu3uD2ETjjfoQ7wVqQ3fn8zMHjjCmowyzZDnZ:AaX2HV3wjjfoQ7wVqQ/DjJ1yzJnZ

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

gzczynd.exe

pid process

556 gzczynd.exe

pid	process
556	gzczynd.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\8B3337FC = "C:\\Users\\Admin\\AppData\\Local\\Temp\\gzczynd.exe"	a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c.exe

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

gzczynd.exe

description	ioc	process
File opened (read-only)	\??\E:	gzczynd.exe
File opened (read-only)	\??\K:	gzczynd.exe
File opened (read-only)	\??\S:	gzczynd.exe
File opened (read-only)	\??\V:	gzczynd.exe
File opened (read-only)	\??\W:	gzczynd.exe
File opened (read-only)	\??\X:	gzczynd.exe
File opened (read-only)	\??\B:	gzczynd.exe
File opened (read-only)	\??\G:	gzczynd.exe
File opened (read-only)	\??\M:	gzczynd.exe
File opened (read-only)	\??\Q:	gzczynd.exe
File opened (read-only)	\??\R:	gzczynd.exe
File opened (read-only)	\??\U:	gzczynd.exe
File opened (read-only)	\??\H:	gzczynd.exe
File opened (read-only)	\??\J:	gzczynd.exe
File opened (read-only)	\??\L:	gzczynd.exe
File opened (read-only)	\??\O:	gzczynd.exe
File opened (read-only)	\??\Z:	gzczynd.exe
File opened (read-only)	\??\Y:	gzczynd.exe
File opened (read-only)	\??\A:	gzczynd.exe
File opened (read-only)	\??\F:	gzczynd.exe
File opened (read-only)	\??\I:	gzczynd.exe
File opened (read-only)	\??\N:	gzczynd.exe
File opened (read-only)	\??\P:	gzczynd.exe
File opened (read-only)	\??\T:	gzczynd.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

gzczynd.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\22D99E07 = "3878975225" gzczynd.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\22D99E07 = "3878975225"	gzczynd.exe

C:\Users\Admin\AppData\Local\Temp\a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c.exe
"C:\Users\Admin\AppData\Local\Temp\a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c.exe"
1⤵
- Adds Run key to start application
PID:1500

C:\Users\Admin\AppData\Local\Temp\gzczynd.exe
C:\Users\Admin\AppData\Local\Temp\gzczynd.exe -svc
1⤵
- Executes dropped EXE
- Enumerates connected drives
- Modifies Internet Explorer settings
PID:556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\gzczynd.exe
Filesize
240KB

MD5
12819fe1e2657c2fde9c027ec2fa6b85

SHA1
e2b2150c8214c268abbc4dbe71c776190d490bc9

SHA256
a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c

SHA512
1dbd5239b559719a4ad438a279653ed1fcb0d9887834842c6f6d88d5ef1ab98e6609e7a31b58e42b392a9937c42317161686fb041372b17a349be724c55d533b

Download Submit
\??\c:\users\admin\appdata\local\temp\gzczynd.exe
Filesize
240KB

MD5
12819fe1e2657c2fde9c027ec2fa6b85

SHA1
e2b2150c8214c268abbc4dbe71c776190d490bc9

SHA256
a997f627b9d789ee2bb5700a9f58eba81081e1ea376dc159195d91354d8fc61c

SHA512
1dbd5239b559719a4ad438a279653ed1fcb0d9887834842c6f6d88d5ef1ab98e6609e7a31b58e42b392a9937c42317161686fb041372b17a349be724c55d533b

Download Submit
memory/556-80-0x0000000000240000-0x000000000025A000-memory.dmp

Filesize
104KB

Download
memory/1500-54-0x0000000000220000-0x0000000000232000-memory.dmp

Filesize
72KB

Download
memory/1500-55-0x0000000000240000-0x000000000025A000-memory.dmp

Filesize
104KB

Download
memory/1500-56-0x0000000075D71000-0x0000000075D73000-memory.dmp

Filesize
8KB

Download
memory/1500-57-0x0000000000240000-0x000000000025A000-memory.dmp

Filesize
104KB

Download
memory/1500-67-0x0000000000240000-0x000000000025A000-memory.dmp

Filesize
104KB

Download
memory/1500-81-0x0000000000240000-0x000000000025A000-memory.dmp

Filesize
104KB

Download