Overview
overview
7Static
static
3Output_CR_KeyGen.exe
windows10-2004-x64
7Output_CR_KeyGen.exe
windows11-ltsc_2024-x64
7$TEMP/BASSMOD.dll
windows10-2004-x64
3$TEMP/BASSMOD.dll
windows11-ltsc_2024-x64
3$TEMP/R2RJUCE.dll
windows10-2004-x64
3$TEMP/R2RJUCE.dll
windows11-ltsc_2024-x64
3$TEMP/bgm.xm
windows10-2004-x64
1$TEMP/bgm.xm
windows11-ltsc_2024-x64
1$TEMP/keygen.exe
windows10-2004-x64
3$TEMP/keygen.exe
windows11-ltsc_2024-x64
3Analysis
- max time kernel
148s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 16:03
Behavioral task
behavioral1
Sample
Output_CR_KeyGen.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Output_CR_KeyGen.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$TEMP/BASSMOD.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$TEMP/BASSMOD.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$TEMP/R2RJUCE.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$TEMP/R2RJUCE.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral7
Sample
$TEMP/bgm.xm
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$TEMP/bgm.xm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
$TEMP/keygen.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$TEMP/keygen.exe
Resource
win11ltsc2024-20260709-en
General
- Target Output_CR_KeyGen.exe
- Size 743KB
- Sample260730-thj91acq8x
- SHA256 f35b797b5a04f8a3f7378a5690b9976a814b226f358f27c4710ef3e4147266f7
- MD5 03cb9fcb1e2b1638a085e0eb89045d99
- SHA1 55eeefa5574bc016e770b51741ba0277d7a37590
- SHA512 ac2f572cbb4f5370bb605c22ca090c35e08e8f36d9b8cd06cfdd1ccea472a0b5f335042fd6932ce01e22aa9dda36f818ede250698091a6266017321a78b2e52a
- SSDEEP 12288:sc9t2SllUhxpMKtJmdDpUowAdut//z+k4o3P7hoEJapS6:scLyXpMBdDqtXaoNoEJah
- TLSH T163F423A6BAA0CAF3C57B07B049FF995676BB2D190565064773D8B325B9332E2601F303
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2840 keygen.exe - Loads dropped DLL 3 IoCs
pid Process 2840 keygen.exe 2840 keygen.exe 2840 keygen.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Output_CR_KeyGen.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language keygen.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 3428 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 3428 AUDIODG.EXE - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3280 wrote to memory of 2840 3280 Output_CR_KeyGen.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\Output_CR_KeyGen.exe"C:\Users\Admin\AppData\Local\Temp\Output_CR_KeyGen.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3280 -
C:\Users\Admin\AppData\Local\Temp\keygen.exeC:\Users\Admin\AppData\Local\Temp\keygen.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2840
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004F4 0x00000000000004F81⤵
- Suspicious use of AdjustPrivilegeToken
PID:3428
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\BASSMOD.dll
- Size 33KB
- SHA256 8ad9e47693e292f381da42ddc13724a3063040e51c26f4ca8e1f8e2f1ddd547f
- MD5 e4ec57e8508c5c4040383ebe6d367928
- SHA1 b22bcce36d9fdeae8ab7a7ecc0b01c8176648d06
- SHA512 77d5cf66caf06e192e668fae2b2594e60a498e8e0ccef5b09b9710721a4cdb0c852d00c446fd32c5b5c85e739de2e73cb1f1f6044879fe7d237341bbb6f27822
- SSDEEP 768:qQmS5iUgi5czW+DlrQOS1DeDdjgNtbX4O6DHix84H0:qQz5Tgof+DdpS1+djctLSHiZ0
- TLSH T130F2E1B43B18CDE2DDC807F41FE4E6A879DB92026A13DBC5D697CA97328B4914D42F11
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\R2RJUCE.dll
- Size 308KB
- SHA256 56d2fe3beb3c57e3ccb8e7e1feda4cf37145f2f949881abae4a472289cb18b1e
- MD5 43816a9f9bc418b0c728c123d22ab3e3
- SHA1 74848859db7d6ad2c31be428aaad14859daef221
- SHA512 94842c4250b9e1cfa5c74f5498c48e45da604fc7b4ca4d23b0d216f66bdd0bcbfb34b8513a8bc4fede02f2cd3fdcbf304b1d638190065fc41ed57e61a7daabd6
- SSDEEP 6144:4whivqdhFlt1/aGA1rplhQgnN5Ytjjy2KeAOd4TBmE/S3x:4Pq/lRaGA1r/N5Qjj1HT4TIP3x
- TLSH T19B64AE00B593C076D27E093019B5AB661B7DB9300EB0CDBB6BD81F1D0FB95C19B62E66
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\bgm.xm
- Size 620KB
- SHA256 e386ff4d04afd77a9be93a8591606aa3d67e067c1da40a57a1ad9d255e38a613
- MD5 62f5bd0ddf24713f168193b7ac4f1060
- SHA1 d86df52d3ca6954b1d1c8c876c57f7fa77d68fa2
- SHA512 58fd29bc39485b6c0a1659ea7cf08fd92311946afea54323cf4f01b68347a35fdcd7b1744aa956da8604fe091de149c8733545ef1b9b19081e10b3ad536c718c
- SSDEEP 12288:McP1fKlr1Lof88aewDU0kxmNQJIIt8e2O9fcGqNXDybnZaN2d74H8u5VFs/:M46ofleZkxEQJIIt8e2O9fKXDybnZaNS
- TLSH T1F2D4E8027B01E541D4762D764C2D4F999322FCCD6F6AA35B36C6BF1BBAFA2C29C01245
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\keygen.exe
- Size 419KB
- SHA256 e9704253a69ce99dfd48cceb41eac51193a4274470eccc9b1deb865822938a7e
- MD5 e8c211e1d8794bebd9539b574eb0f6de
- SHA1 973bacbe42872d6a43fd2f18b5d49c4363655649
- SHA512 011d108d2b65db04b5329d8c87779ec23a335acd29804db3592f627bacdcce52a0d5fb785661f8e1e7adc090b1d30771d5ab88cf0144c0e26cdf8078fcaa4603
- SSDEEP 6144:tPA4GcGvY6Q4rOQonRBVSszRNAOuJv0oWrcR:tpGVQ4KQonRBVrzRNI0oWC
- TLSH T10094C66AC19145FFF0FB233E15CB2218C972A2BCD366E59E83E3057650652BE106C6F6
- MD5 SHA1 SHA512 SSDEEP TLSH