Malware Analysis Report

2025-01-02 01:59

Sample ID 220625-1yessafha6
Target 37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268
SHA256 37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268
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

37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268

Threat Level: Known bad

The file 37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268 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

2022-06-25 22:03

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-06-25 22:03

Reported

2022-06-25 23:35

Platform

win7-20220414-en

Max time kernel

155s

Max time network

50s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268.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 884 wrote to memory of 2000 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 884 wrote to memory of 2000 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 884 wrote to memory of 2000 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 2000 wrote to memory of 1516 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 2000 wrote to memory of 1516 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 2000 wrote to memory of 1516 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 884 wrote to memory of 1460 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 884 wrote to memory of 1460 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 884 wrote to memory of 1460 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 1516 wrote to memory of 528 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1516 wrote to memory of 528 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1516 wrote to memory of 528 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1460 wrote to memory of 732 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1460 wrote to memory of 732 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1460 wrote to memory of 732 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 2000 wrote to memory of 1932 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 2000 wrote to memory of 1932 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 2000 wrote to memory of 1932 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 884 wrote to memory of 268 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 884 wrote to memory of 268 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 884 wrote to memory of 268 N/A C:\Windows\system32\java.exe C:\Windows\system32\cmd.exe
PID 1932 wrote to memory of 1464 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1932 wrote to memory of 1464 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 1932 wrote to memory of 1464 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 268 wrote to memory of 828 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 268 wrote to memory of 828 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 268 wrote to memory of 828 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cscript.exe
PID 2000 wrote to memory of 1616 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\xcopy.exe
PID 2000 wrote to memory of 1616 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\xcopy.exe
PID 2000 wrote to memory of 1616 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\xcopy.exe
PID 884 wrote to memory of 1668 N/A C:\Windows\system32\java.exe C:\Windows\system32\xcopy.exe
PID 884 wrote to memory of 1668 N/A C:\Windows\system32\java.exe C:\Windows\system32\xcopy.exe
PID 884 wrote to memory of 1668 N/A C:\Windows\system32\java.exe C:\Windows\system32\xcopy.exe
PID 2000 wrote to memory of 548 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 2000 wrote to memory of 548 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 2000 wrote to memory of 548 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\37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268.jar

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

"C:\Program Files\Java\jre7\bin\java.exe" -jar C:\Users\Admin\AppData\Local\Temp\_0.7127673081130469010108054537172662.class

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6532174865865582237.vbs

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive5244630339597648247.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6532174865865582237.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive5244630339597648247.vbs

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6157373974995868807.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive2705399426593611046.vbs

C:\Windows\system32\cmd.exe

cmd.exe /C cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive2705399426593611046.vbs

C:\Windows\system32\cscript.exe

cscript.exe C:\Users\Admin\AppData\Local\Temp\Retrive6157373974995868807.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
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
N/A 127.0.0.1:7777 tcp
N/A 127.0.0.1:7777 tcp

Files

memory/884-54-0x000007FEFB7C1000-0x000007FEFB7C3000-memory.dmp

memory/884-64-0x0000000002140000-0x0000000005140000-memory.dmp

memory/2000-65-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\_0.7127673081130469010108054537172662.class

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

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1819626980-2277161760-1023733287-1000\83aa4cc77f591dfc2374580bbd95f6ba_e0ffcd78-9b22-40d1-a23f-5e55cdd3b217

MD5 c8366ae350e7019aefc9d1e6e6a498c6
SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

memory/2000-77-0x00000000022A0000-0x00000000052A0000-memory.dmp

memory/1460-82-0x0000000000000000-mapping.dmp

memory/1516-81-0x0000000000000000-mapping.dmp

memory/528-83-0x0000000000000000-mapping.dmp

memory/732-84-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\Retrive6532174865865582237.vbs

MD5 3bdfd33017806b85949b6faa7d4b98e4
SHA1 f92844fee69ef98db6e68931adfaa9a0a0f8ce66
SHA256 9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
SHA512 ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429

C:\Users\Admin\AppData\Local\Temp\Retrive5244630339597648247.vbs

MD5 3bdfd33017806b85949b6faa7d4b98e4
SHA1 f92844fee69ef98db6e68931adfaa9a0a0f8ce66
SHA256 9da575dd2d5b7c1e9bab8b51a16cde457b3371c6dcdb0537356cf1497fa868f6
SHA512 ae5e5686ae71edef53e71cd842cb6799e4383b9c238a5c361b81647efa128d2fedf3bf464997771b5b0c47a058fecae7829aeedcd098c80a11008581e5781429

memory/1932-87-0x0000000000000000-mapping.dmp

memory/268-88-0x0000000000000000-mapping.dmp

memory/1464-89-0x0000000000000000-mapping.dmp

memory/828-90-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\Retrive2705399426593611046.vbs

MD5 a32c109297ed1ca155598cd295c26611
SHA1 dc4a1fdbaad15ddd6fe22d3907c6b03727b71510
SHA256 45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7
SHA512 70372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887

C:\Users\Admin\AppData\Local\Temp\Retrive6157373974995868807.vbs

MD5 a32c109297ed1ca155598cd295c26611
SHA1 dc4a1fdbaad15ddd6fe22d3907c6b03727b71510
SHA256 45bfe34aa3ef932f75101246eb53d032f5e7cf6d1f5b4e495334955a255f32e7
SHA512 70372552dc86fe02ece9fe3b7721463f80be07a34126b2c75b41e30078cda9e90744c7d644df623f63d4fb985482e345b3351c4d3da873162152c67fc6ecc887

memory/1616-93-0x0000000000000000-mapping.dmp

memory/1668-94-0x0000000000000000-mapping.dmp

memory/548-95-0x0000000000000000-mapping.dmp

memory/884-96-0x0000000002140000-0x0000000005140000-memory.dmp

memory/2000-97-0x00000000022A0000-0x00000000052A0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-06-25 22:03

Reported

2022-06-25 23:36

Platform

win10v2004-20220414-en

Max time kernel

71s

Max time network

135s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268.jar

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4920 wrote to memory of 4532 N/A C:\ProgramData\Oracle\Java\javapath\java.exe C:\Program Files\Java\jre1.8.0_66\bin\java.exe
PID 4920 wrote to memory of 4532 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\37d20da1d9f4859c04c4f4fa921ef98cec87c7c50e1666c3fe9be5104716b268.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\_0.368303599931087638537047291819846641.class

Network

Country Destination Domain Proto
NL 52.109.88.35:443 tcp
US 52.168.117.170:443 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp

Files

memory/4920-132-0x0000000002A00000-0x0000000003A00000-memory.dmp

memory/4920-133-0x0000000002A00000-0x0000000003A00000-memory.dmp

memory/4532-141-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\_0.368303599931087638537047291819846641.class

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

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

MD5 7446b346f99504582f3a198a88a1544e
SHA1 36c0413fd1caf81c12fd637fe4f63a19caf246b2
SHA256 dafa55f5d3c7385fb55c4ff4ed400bfa2eb0462c0f39ed4494aa0afd54206bc6
SHA512 f8c304b0a1b66ce9067c5fed685acd83f9c8d0300e9770c8a3f9112b226e9335ae278bd8edeb8724f69389c27ec2360cd40c98ce5a0c744e27cd55e11b328d95

memory/4532-154-0x0000000003320000-0x0000000004320000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2632097139-1792035885-811742494-1000\83aa4cc77f591dfc2374580bbd95f6ba_2c37a701-1043-4f89-b4d1-d05ed25c6971

MD5 c8366ae350e7019aefc9d1e6e6a498c6
SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

memory/4920-161-0x0000000002A00000-0x0000000003A00000-memory.dmp

memory/4920-163-0x0000000002A00000-0x0000000003A00000-memory.dmp

memory/4532-164-0x0000000003320000-0x0000000004320000-memory.dmp

memory/4920-165-0x0000000002A00000-0x0000000003A00000-memory.dmp

memory/4532-166-0x0000000003320000-0x0000000004320000-memory.dmp