e9e2ed140683ba8f499d3c79cc0737f6ef8533867749c0bd6a78fd61c2d4d7f7

Analysis

max time kernel
150s
max time network
163s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
17-11-2023 04:43

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General

Target

gry.exe
Size

989KB
MD5

8a5311cd91c99c7c9e3c4074bad2ce24
SHA1

bcd16d0fa152ba6c949d71c449fb7f04499ed974
SHA256

e9e2ed140683ba8f499d3c79cc0737f6ef8533867749c0bd6a78fd61c2d4d7f7
SHA512

1ac7ed75b3f250d6e2c8e35b006066a0cb7abe7d3dfec476139aefd0ee8fd06a20fc52efb794266bc9973d74366f10f8d05bf10fd852af77748292fa54802bb7
SSDEEP

12288:nXe9PPlowWX0t6mOQwg1Qd15CcYk0We1RS+S1M9UYOIRIpk+TrJX8lSHxxssefa:OhloDX0XOf47W1o6RR6Va

Score

7^/10

persistence upx

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AFTCJY.lnk	gry.exe

Executes dropped EXE 2 IoCs

pid	Process
2492	Microsoft-Office-2013-Word.exe
3020	Microsoft-Office-2013-Word.exe

Loads dropped DLL 1 IoCs

pid	Process
1972	gry.exe

UPX packed file 25 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1972-0-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/files/0x000c000000012265-3.dat	upx
behavioral1/memory/1972-4-0x0000000000700000-0x0000000000710000-memory.dmp	upx
behavioral1/memory/1972-9-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-10-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-11-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-13-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/files/0x000c000000012265-14.dat	upx
behavioral1/files/0x000c000000012265-15.dat	upx
behavioral1/memory/1972-16-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/2492-17-0x0000000000A80000-0x0000000000C9E000-memory.dmp	upx
behavioral1/memory/2492-18-0x0000000000A80000-0x0000000000C9E000-memory.dmp	upx
behavioral1/memory/1972-19-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-21-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-22-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-23-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-24-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/files/0x000c000000012265-25.dat	upx
behavioral1/memory/3020-26-0x0000000000120000-0x000000000033E000-memory.dmp	upx
behavioral1/memory/1972-27-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/3020-28-0x0000000000120000-0x000000000033E000-memory.dmp	upx
behavioral1/memory/1972-29-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-30-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-31-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx
behavioral1/memory/1972-32-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows\CurrentVersion\Run\AFTCJY = "\"C:\\Users\\Admin\\AppData\\Roaming\\Windata\\Microsoft-Office-2013-Word.exe\""	gry.exe

AutoIT Executable 17 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1972-9-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-10-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-11-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-13-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-16-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/2492-18-0x0000000000A80000-0x0000000000C9E000-memory.dmp	autoit_exe
behavioral1/memory/1972-19-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-21-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-22-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-23-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-24-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-27-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/3020-28-0x0000000000120000-0x000000000033E000-memory.dmp	autoit_exe
behavioral1/memory/1972-29-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-30-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-31-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe
behavioral1/memory/1972-32-0x0000000000DC0000-0x0000000000FDE000-memory.dmp	autoit_exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2744	schtasks.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\winmgmts:\localhost\root\SecurityCenter2	gry.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe
1972	gry.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1972	gry.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2272	1972	gry.exe	28
PID 1972 wrote to memory of 2272	1972	gry.exe	28
PID 1972 wrote to memory of 2272	1972	gry.exe	28
PID 1972 wrote to memory of 2272	1972	gry.exe	28
PID 1972 wrote to memory of 2648	1972	gry.exe	30
PID 1972 wrote to memory of 2648	1972	gry.exe	30
PID 1972 wrote to memory of 2648	1972	gry.exe	30
PID 1972 wrote to memory of 2648	1972	gry.exe	30
PID 2272 wrote to memory of 2744	2272	cmd.exe	31
PID 2272 wrote to memory of 2744	2272	cmd.exe	31
PID 2272 wrote to memory of 2744	2272	cmd.exe	31
PID 2272 wrote to memory of 2744	2272	cmd.exe	31
PID 2144 wrote to memory of 2492	2144	taskeng.exe	36
PID 2144 wrote to memory of 2492	2144	taskeng.exe	36
PID 2144 wrote to memory of 2492	2144	taskeng.exe	36
PID 2144 wrote to memory of 2492	2144	taskeng.exe	36
PID 2144 wrote to memory of 3020	2144	taskeng.exe	37
PID 2144 wrote to memory of 3020	2144	taskeng.exe	37
PID 2144 wrote to memory of 3020	2144	taskeng.exe	37
PID 2144 wrote to memory of 3020	2144	taskeng.exe	37

C:\Users\Admin\AppData\Local\Temp\gry.exe
"C:\Users\Admin\AppData\Local\Temp\gry.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c schtasks /create /tn AFTCJY.exe /tr C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe /sc minute /mo 1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2272
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /tn AFTCJY.exe /tr C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe /sc minute /mo 1
    3⤵
    - Creates scheduled task(s)
    PID:2744
- C:\Windows\SysWOW64\WSCript.exe
  WSCript C:\Users\Admin\AppData\Local\Temp\AFTCJY.vbs
  2⤵
  PID:2648

C:\Windows\system32\taskeng.exe
taskeng.exe {2BD126E5-415D-4B40-9CD7-125722AEEE01} S-1-5-21-3618187007-3650799920-3290345941-1000:BPDFUYWR\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe
  C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe
  2⤵
  - Executes dropped EXE
  PID:2492
- C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe
  C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe
  2⤵
  - Executes dropped EXE
  PID:3020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\AFTCJY.vbs

Filesize
826B

MD5
6cbc3144de3e6783d7d4fd39b3214c2b

SHA1
d1699b28dd277f448d8e46123a929522a5f4c5fe

SHA256
a45e7187a8c4183e8248f71f1bccd6cc88ad902c6a4871d9c486be14b78727a0

SHA512
afaa124d1f7dd94a90d26e085d2264e30e4bfad7da04275298801343e35cbaf7d1567fee7f33db2c07568a5a3a85284fa10af9618accd519b8f7c56155e16377

Download Submit
C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe

Filesize
989KB

MD5
8a5311cd91c99c7c9e3c4074bad2ce24

SHA1
bcd16d0fa152ba6c949d71c449fb7f04499ed974

SHA256
e9e2ed140683ba8f499d3c79cc0737f6ef8533867749c0bd6a78fd61c2d4d7f7

SHA512
1ac7ed75b3f250d6e2c8e35b006066a0cb7abe7d3dfec476139aefd0ee8fd06a20fc52efb794266bc9973d74366f10f8d05bf10fd852af77748292fa54802bb7

Download Submit
C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe

Filesize
989KB

MD5
8a5311cd91c99c7c9e3c4074bad2ce24

SHA1
bcd16d0fa152ba6c949d71c449fb7f04499ed974

SHA256
e9e2ed140683ba8f499d3c79cc0737f6ef8533867749c0bd6a78fd61c2d4d7f7

SHA512
1ac7ed75b3f250d6e2c8e35b006066a0cb7abe7d3dfec476139aefd0ee8fd06a20fc52efb794266bc9973d74366f10f8d05bf10fd852af77748292fa54802bb7

Download Submit
C:\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe

Filesize
989KB

MD5
8a5311cd91c99c7c9e3c4074bad2ce24

SHA1
bcd16d0fa152ba6c949d71c449fb7f04499ed974

SHA256
e9e2ed140683ba8f499d3c79cc0737f6ef8533867749c0bd6a78fd61c2d4d7f7

SHA512
1ac7ed75b3f250d6e2c8e35b006066a0cb7abe7d3dfec476139aefd0ee8fd06a20fc52efb794266bc9973d74366f10f8d05bf10fd852af77748292fa54802bb7

Download Submit
\Users\Admin\AppData\Roaming\Windata\Microsoft-Office-2013-Word.exe

Filesize
989KB

MD5
8a5311cd91c99c7c9e3c4074bad2ce24

SHA1
bcd16d0fa152ba6c949d71c449fb7f04499ed974

SHA256
e9e2ed140683ba8f499d3c79cc0737f6ef8533867749c0bd6a78fd61c2d4d7f7

SHA512
1ac7ed75b3f250d6e2c8e35b006066a0cb7abe7d3dfec476139aefd0ee8fd06a20fc52efb794266bc9973d74366f10f8d05bf10fd852af77748292fa54802bb7

Download Submit
memory/1972-24-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-22-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-12-0x0000000000700000-0x0000000000710000-memory.dmp

Filesize
64KB

Download
memory/1972-13-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-10-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-9-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-16-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-32-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-31-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-19-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-21-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-11-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-23-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-0-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-4-0x0000000000700000-0x0000000000710000-memory.dmp

Filesize
64KB

Download
memory/1972-30-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-27-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/1972-29-0x0000000000DC0000-0x0000000000FDE000-memory.dmp

Filesize
2.1MB

Download
memory/2492-18-0x0000000000A80000-0x0000000000C9E000-memory.dmp

Filesize
2.1MB

Download
memory/2492-17-0x0000000000A80000-0x0000000000C9E000-memory.dmp

Filesize
2.1MB

Download
memory/3020-28-0x0000000000120000-0x000000000033E000-memory.dmp

Filesize
2.1MB

Download
memory/3020-26-0x0000000000120000-0x000000000033E000-memory.dmp

Filesize
2.1MB

Download