Overview
overview
7Static
static
7Triworks/�...ng.exe
windows7-x64
7Triworks/�...ng.exe
windows10-2004-x64
7Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...ng.exe
windows7-x64
1Triworks/�...ng.exe
windows10-2004-x64
1Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...1s.dll
windows7-x64
1Triworks/�...1s.dll
windows10-2004-x64
1Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...1n.dll
windows7-x64
1Triworks/�...1n.dll
windows10-2004-x64
1Triworks/�...42.dll
windows7-x64
1Triworks/�...42.dll
windows10-2004-x64
1Triworks/�...rt.dll
windows7-x64
3Triworks/�...rt.dll
windows10-2004-x64
3Analysis
-
max time kernel
152s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 06:00
Behavioral task
behavioral1
Sample
Triworks/乐音 3.0 (Demo)/EyeSong.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
Triworks/乐音 3.0 (Demo)/EyeSong.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Triworks/乐音 3.0 (Demo)/LFCMP11n.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
Triworks/乐音 3.0 (Demo)/LFCMP11n.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
Triworks/乐音 3.0 (Demo)/LTDIS11n.dll
Resource
win7-20240508-en
Behavioral task
behavioral6
Sample
Triworks/乐音 3.0 (Demo)/LTDIS11n.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
Triworks/乐音 3.0 (Demo)/cr-esong.exe
Resource
win7-20240508-en
Behavioral task
behavioral8
Sample
Triworks/乐音 3.0 (Demo)/cr-esong.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral9
Sample
Triworks/乐音 3.0 (Demo)/lfbmp11n.dll
Resource
win7-20240419-en
Behavioral task
behavioral10
Sample
Triworks/乐音 3.0 (Demo)/lfbmp11n.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral11
Sample
Triworks/乐音 3.0 (Demo)/ltefx11n.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Triworks/乐音 3.0 (Demo)/ltefx11n.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral13
Sample
Triworks/乐音 3.0 (Demo)/ltfil11n.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
Triworks/乐音 3.0 (Demo)/ltfil11n.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral15
Sample
Triworks/乐音 3.0 (Demo)/ltimg11n.dll
Resource
win7-20240419-en
Behavioral task
behavioral16
Sample
Triworks/乐音 3.0 (Demo)/ltimg11n.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral17
Sample
Triworks/乐音 3.0 (Demo)/ltimg11s.dll
Resource
win7-20240215-en
Behavioral task
behavioral18
Sample
Triworks/乐音 3.0 (Demo)/ltimg11s.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
Triworks/乐音 3.0 (Demo)/ltkrn11n.dll
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
Triworks/乐音 3.0 (Demo)/ltkrn11n.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral21
Sample
Triworks/乐音 3.0 (Demo)/lttwn11n.dll
Resource
win7-20240220-en
Behavioral task
behavioral22
Sample
Triworks/乐音 3.0 (Demo)/lttwn11n.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
Triworks/乐音 3.0 (Demo)/mfc42.dll
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
Triworks/乐音 3.0 (Demo)/mfc42.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral25
Sample
Triworks/乐音 3.0 (Demo)/msvcrt.dll
Resource
win7-20240508-en
Behavioral task
behavioral26
Sample
Triworks/乐音 3.0 (Demo)/msvcrt.dll
Resource
win10v2004-20240426-en
General
-
Target
Triworks/乐音 3.0 (Demo)/EyeSong.exe
-
Size
937KB
-
MD5
6589954ba364e5c985f62b670bc2b2ed
-
SHA1
714e8bf7402571788bcbd1c18221410fe3673beb
-
SHA256
ba6b0fbc15c3a4a628c2397e630fd51240231aa7cd8eb5d5509fd59a7c7c9418
-
SHA512
defdcf8512ab166f8351fbf703f0a4c31e02891ae8a35ee6208eeb46f62f9da6246cf3b61032e4b15cbab38bdac91b1dff860f7561b34d9583eb10bb150b26ab
-
SSDEEP
24576:eKN50sRrx2c+/v5dcT3x6WKIlDadP1ucIRl:eCR12PnYB6hOC1yRl
Malware Config
Signatures
-
Processes:
resource yara_rule behavioral2/memory/3708-0-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-9-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-10-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-13-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-14-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-15-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-16-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-17-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-18-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-19-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-20-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-21-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-22-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-23-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-24-0x0000000000400000-0x0000000000729000-memory.dmp upx behavioral2/memory/3708-25-0x0000000000400000-0x0000000000729000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
Processes:
EyeSong.exedescription ioc process File opened for modification C:\Windows\SysWOW64\usesonic.dll EyeSong.exe File created C:\Windows\SysWOW64\usesonic.dll EyeSong.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
AUDIODG.EXEdescription pid process Token: 33 1612 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1612 AUDIODG.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
EyeSong.exepid process 3708 EyeSong.exe 3708 EyeSong.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
EyeSong.exedescription pid process target process PID 3708 wrote to memory of 3960 3708 EyeSong.exe splwow64.exe PID 3708 wrote to memory of 3960 3708 EyeSong.exe splwow64.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Triworks\乐音 3.0 (Demo)\EyeSong.exe"C:\Users\Admin\AppData\Local\Temp\Triworks\乐音 3.0 (Demo)\EyeSong.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3708 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:3960
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x33c 0x3d01⤵
- Suspicious use of AdjustPrivilegeToken
PID:1612
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵PID:4844
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4272 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:81⤵PID:3272
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
19B
MD5800cdda1d76f35034879628ede428af8
SHA1ba41c795c98ea3a2cc3f81384ec3bbd070593b91
SHA256cd6e8c14438c16a5ec927c143056ee8efab890f0058b79440695aa296604550b
SHA512dc09f4b2c408b1460c2a35955a0cc46bb140f9b9ebf603a0e9cd4f3dc241abdc9f88136167d1a980e25738a69a0685a5e23ce586dcebd4368a486b2d5662dd2c