Malware Analysis Report

2024-12-07 21:04

Sample ID 220731-kjydkshegp
Target fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd
SHA256 fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd
Tags
adwind trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd

Threat Level: Known bad

The file fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd was found to be: Known bad.

Malicious Activity Summary

adwind trojan

AdWind

Drops file in System32 directory

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-07-31 08:38

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-31 08:38

Reported

2022-07-31 11:53

Platform

win7-20220718-en

Max time kernel

188s

Max time network

47s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd.jar

Signatures

AdWind

trojan adwind

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\System32\test.txt C:\Program Files\Java\jre7\bin\java.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\system32\java.exe N/A
N/A N/A C:\Program Files\Java\jre7\bin\java.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1240 wrote to memory of 572 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 1240 wrote to memory of 572 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 1240 wrote to memory of 572 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 1240 wrote to memory of 1640 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 1240 wrote to memory of 1640 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 1240 wrote to memory of 1640 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1892 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1892 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1892 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 1640 wrote to memory of 1012 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1640 wrote to memory of 1012 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1640 wrote to memory of 1012 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1892 wrote to memory of 1132 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1892 wrote to memory of 1132 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1892 wrote to memory of 1132 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1240 wrote to memory of 2004 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 1240 wrote to memory of 2004 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1624 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 1240 wrote to memory of 2004 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1624 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1624 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 1624 wrote to memory of 1396 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1624 wrote to memory of 1396 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1624 wrote to memory of 1396 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 2004 wrote to memory of 1156 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 2004 wrote to memory of 1156 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 2004 wrote to memory of 1156 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 572 wrote to memory of 864 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\xcopy.exe
PID 572 wrote to memory of 864 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\xcopy.exe
PID 572 wrote to memory of 864 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\xcopy.exe
PID 1240 wrote to memory of 1172 N/A C:\Windows\system32\java.exe C:\Windows\system32\xcopy.exe
PID 1240 wrote to memory of 1172 N/A C:\Windows\system32\java.exe C:\Windows\system32\xcopy.exe
PID 1240 wrote to memory of 1172 N/A C:\Windows\system32\java.exe C:\Windows\system32\xcopy.exe
PID 572 wrote to memory of 1688 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1688 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 572 wrote to memory of 1688 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe

Processes

C:\Windows\system32\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd.jar

C:\Program Files\Java\jre7\bin\java.exe

"C:\Program Files\Java\jre7\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.50390240745613892636751492938662832.class

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6441718215313063692.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6441718215313063692.vbs

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3773406310130609856.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive3773406310130609856.vbs

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8043219148186457322.vbs

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8858605736672885104.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8858605736672885104.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive8043219148186457322.vbs

C:\Windows\system32\xcopy.exe

xcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e

C:\Windows\system32\xcopy.exe

xcopy "C:\Program Files\Java\jre7" "C:\Users\Admin\AppData\Roaming\Oracle\" /e

C:\Windows\system32\cmd.exe

cmd.exe

Network

Country Destination Domain Proto
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp

Files

memory/1240-54-0x000007FEFC331000-0x000007FEFC333000-memory.dmp

memory/1240-64-0x00000000020E0000-0x00000000050E0000-memory.dmp

memory/572-65-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\_0.50390240745613892636751492938662832.class

MD5 781fb531354d6f291f1ccab48da6d39f
SHA1 9ce4518ebcb5be6d1f0b5477fa00c26860fe9a68
SHA256 97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
SHA512 3e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8

memory/572-78-0x00000000020F0000-0x00000000050F0000-memory.dmp

memory/1240-79-0x00000000020E0000-0x00000000050E0000-memory.dmp

memory/1640-80-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3762437355-3468409815-1164039494-1000\83aa4cc77f591dfc2374580bbd95f6ba_327f7753-eed3-43ec-871a-c7bcf65868ec

MD5 c8366ae350e7019aefc9d1e6e6a498c6
SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

memory/1012-84-0x0000000000000000-mapping.dmp

memory/1892-83-0x0000000000000000-mapping.dmp

memory/1132-85-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\Retrive6441718215313063692.vbs

MD5 3bdfd33017806b85949b6faa7d4b98e4
SHA1 f92844fee69ef98db6e68931adfaa9a0a0f8ce66
SHA256 9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
SHA512 ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429

memory/572-87-0x00000000020F0000-0x00000000050F0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Retrive3773406310130609856.vbs

MD5 3bdfd33017806b85949b6faa7d4b98e4
SHA1 f92844fee69ef98db6e68931adfaa9a0a0f8ce66
SHA256 9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
SHA512 ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429

memory/2004-89-0x0000000000000000-mapping.dmp

memory/1624-90-0x0000000000000000-mapping.dmp

memory/1396-91-0x0000000000000000-mapping.dmp

memory/1156-92-0x0000000000000000-mapping.dmp

memory/864-95-0x0000000000000000-mapping.dmp

memory/1172-96-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\Retrive8858605736672885104.vbs

MD5 a32c109297ed1ca155598cd295c26611
SHA1 dc4a1fdbaad15ddd6fe22d3907c6b03727b71510
SHA256 45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7
SHA512 70372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887

C:\Users\Admin\AppData\Local\Temp\Retrive8043219148186457322.vbs

MD5 a32c109297ed1ca155598cd295c26611
SHA1 dc4a1fdbaad15ddd6fe22d3907c6b03727b71510
SHA256 45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7
SHA512 70372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887

memory/1688-97-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-31 08:38

Reported

2022-07-31 11:52

Platform

win10v2004-20220721-en

Max time kernel

27s

Max time network

95s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd.jar

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3988 wrote to memory of 4608 N/A C:\ProgramData\Oracle\Java\javapath\java.exe C:\Program Files\Java\jre1.8.0_66\bin\java.exe
PID 3988 wrote to memory of 4608 N/A C:\ProgramData\Oracle\Java\javapath\java.exe C:\Program Files\Java\jre1.8.0_66\bin\java.exe

Processes

C:\ProgramData\Oracle\Java\javapath\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\fc3cc0eb8eadc47117e6d617631e23dea081ce6ee29cb9b7f6aaaddf69c8accd.jar

C:\Program Files\Java\jre1.8.0_66\bin\java.exe

"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.96882562277686043825619838056943512.class

Network

Country Destination Domain Proto
BE 8.238.110.126:80 tcp
BE 8.238.110.126:80 tcp
BE 8.238.110.126:80 tcp
FR 2.18.109.224:443 tcp
US 20.189.173.13:443 tcp
NL 8.238.23.254:80 tcp
NL 8.238.23.254:80 tcp

Files

memory/3988-134-0x0000000002550000-0x0000000003550000-memory.dmp

memory/3988-143-0x0000000002550000-0x0000000003550000-memory.dmp

memory/3988-144-0x0000000002550000-0x0000000003550000-memory.dmp

memory/3988-145-0x0000000002550000-0x0000000003550000-memory.dmp

memory/4608-146-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\_0.96882562277686043825619838056943512.class

MD5 781fb531354d6f291f1ccab48da6d39f
SHA1 9ce4518ebcb5be6d1f0b5477fa00c26860fe9a68
SHA256 97d585b6aff62fb4e43e7e6a5f816dcd7a14be11a88b109a9ba9e8cd4c456eb9
SHA512 3e6630f5feb4a3eb1dac7e9125ce14b1a2a45d7415cf44cea42bc51b2a9aa37169ee4a4c36c888c8f2696e7d6e298e2ad7b2f4c22868aaa5948210eb7db220d8

C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

MD5 b3a494d8a73516d9f974c943f62c3bda
SHA1 b3e152cc1cbb2a900b509f8e76ded9b8d5bdb9f3
SHA256 7ce818016b4711adf206178746d688ff71acf17a7a51b7956a8eba22e38abd96
SHA512 8ab2606f4c19e41df6ea34db0ff61cbf59f15a744b3c7192d1cbb92a64e297c6a586d4ea39bc38c674f9d95e48df496c541487e11d1de7fc520cb8b5517d60cf

memory/3988-159-0x0000000002550000-0x0000000003550000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2372564722-193526734-2636556182-1000\83aa4cc77f591dfc2374580bbd95f6ba_e2a67401-6492-4cbf-87ab-b664c084dada

MD5 c8366ae350e7019aefc9d1e6e6a498c6
SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

memory/3988-164-0x0000000002550000-0x0000000003550000-memory.dmp