Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
21/04/2026, 10:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-04-21_90c1540cfc6d2ae14459bc8cdd2c9c4b_elex_manuscrypt_rhadamanthys_stop.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-21_90c1540cfc6d2ae14459bc8cdd2c9c4b_elex_manuscrypt_rhadamanthys_stop.exe
Resource
win11-20260130-en
7 signatures
150 seconds
General
- Target 2026-04-21_90c1540cfc6d2ae14459bc8cdd2c9c4b_elex_manuscrypt_rhadamanthys_stop.exe
- Size 511KB
- Sample260421-l3j6qsfv21
- SHA256 7f8937c87b0a62c86bd7e48dc1a34a228fde59332efc212e2f60777550e7e3a5
- MD5 90c1540cfc6d2ae14459bc8cdd2c9c4b
- SHA1 7292ac8dc01764d9ea310bddd342058c340d69a3
- SHA512 1c244bf30534185a28c0a1ee9371e4c0667aee0f1eb1ef9cebe5357a6e10eba8dcc8f7730bb86119bfe6a3a5fe19de7697e7e1fade435b064c583dd93d06a6dd
- SSDEEP 12288:jvSMIbanzKuN4B1rLs2Iz9GF1/yx7y29GF1/yx7y2tt1mhth:jvSMxzKuN0m9G36xN9G36xttgh
- TLSH T114B4E09372E19877D4B24B731768CD3061FDECA64B60DBAB2EE4F20D06E13A1453C65A
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Gepys trojan 7 IoCs
resource yara_rule behavioral1/memory/3956-2-0x0000000000400000-0x000000000045B000-memory.dmp family_gepys behavioral1/memory/3956-4-0x0000000000400000-0x000000000045B000-memory.dmp family_gepys behavioral1/memory/1960-9-0x0000000000400000-0x000000000045B000-memory.dmp family_gepys behavioral1/memory/2204-13-0x0000000000400000-0x000000000045B000-memory.dmp family_gepys behavioral1/memory/1960-15-0x0000000000400000-0x000000000045B000-memory.dmp family_gepys behavioral1/memory/2204-18-0x0000000000400000-0x000000000045B000-memory.dmp family_gepys behavioral1/memory/1744-28-0x0000000000400000-0x000000000045B000-memory.dmp family_gepys - Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
- Executes dropped EXE 3 IoCs
pid Process 1960 cbtexsb.exe 2204 cbtexsb.exe 1744 cbtexsb.exe - Loads dropped DLL 1 IoCs
pid Process 1744 cbtexsb.exe - Drops file in Program Files directory 4 IoCs
description ioc Process File created C:\PROGRA~3\Mozilla\cbtexsb.exe 2026-04-21_90c1540cfc6d2ae14459bc8cdd2c9c4b_elex_manuscrypt_rhadamanthys_stop.exe File created C:\PROGRA~3\Mozilla\qhodchg.dll cbtexsb.exe File created C:\PROGRA~3\Mozilla\cbtexsb.exe cbtexsb.exe File created C:\PROGRA~3\Mozilla\qhodchg.dll cbtexsb.exe - System Location Discovery: System Language Discovery 1 TTPs 4 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 2026-04-21_90c1540cfc6d2ae14459bc8cdd2c9c4b_elex_manuscrypt_rhadamanthys_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cbtexsb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cbtexsb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cbtexsb.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-21_90c1540cfc6d2ae14459bc8cdd2c9c4b_elex_manuscrypt_rhadamanthys_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-21_90c1540cfc6d2ae14459bc8cdd2c9c4b_elex_manuscrypt_rhadamanthys_stop.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3956
-
C:\PROGRA~3\Mozilla\cbtexsb.exeC:\PROGRA~3\Mozilla\cbtexsb.exe -tfadizd1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1960
-
C:\PROGRA~3\Mozilla\cbtexsb.exeC:\PROGRA~3\Mozilla\cbtexsb.exe1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2204
-
C:\PROGRA~3\Mozilla\cbtexsb.exeC:\PROGRA~3\Mozilla\cbtexsb.exe -tfadizd1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1744
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\PROGRA~3\Mozilla\qhodchg.dll
- Size 56KB
- SHA256 bb92e883641fa017df2543a09a1898d662d51bbca4c317b255864def267d7131
- MD5 506057bfe4b2184a92dca40a1dd2d49a
- SHA1 8828cabbef8fd213c925d0c68f1e570ea759a878
- SHA512 390d1a37f836ea5828c66f9d67d3a9b0d9f004fce8f620d4cb43aa1c8e566ca3245db4739baacd2c1ab7c37d667c51137e770e5518a48efb377ca51d7124d9be
- SSDEEP 384:Ttahcij4fBAMhTEeOIVnQiVFfCd88VGfqFp4l6AA78g1o+VK9yA:5k891EWhZByUlc3VKJ
- TLSH T1E2430681B6129AA3EC48B930CDB6C7FA1095ED705FB502C34DCBEF1D25BD2D05AA3685
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Mozilla\cbtexsb.exe
- Size 511KB
- SHA256 5b0034912164e5034bd77fdbce1be1affd4f25c76bbf50b282243ae3b58019a0
- MD5 025f363ca27d0b754195950ace511684
- SHA1 354eaeb83f33b6a70913595c88b1914238e53432
- SHA512 6dd53ee36e961c1d063ebf4306c7a692a335c99aebd6fefd6111d0d716f0d8895bfafd763b6f7f1e3448c3350ff99b3b7a081222722f718ee43549d9245bdd82
- SSDEEP 12288:jvSMIbanzKuN4B1rLs2Iz9GF1/yx7y29GF1/yx7y2tt1mhts:jvSMxzKuN0m9G36xN9G36xttgs
- TLSH T19AB4E09372E19877D4B24B731768CD3061FDECA64B60DBAB2EE4F20D06E13A1453C65A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Mozilla\cbtexsb.exe
- Size 511KB
- SHA256 34d509f5cc6499cc6538624dafc9368a1798406732e34ed3779d98a70f7d29d0
- MD5 a3741a5ab14fac922f057242016c6bb7
- SHA1 57f049a10359babfc03d5829a12fbbbbbe55b796
- SHA512 c9bdd62f7378f2943e07ef1bff3bc4aff70b2c1bd5783ef9f442c1fc0c09630a6dd7f6eb525ca3a3773dd45d963de912d1f48cd89896237a2c86253d0a09e2fc
- SSDEEP 12288:jvSMIbanzKuN4B1rLs2Iz9GF1/yx7y29GF1/yx7y2tt1mhtF:jvSMxzKuN0m9G36xN9G36xttgF
- TLSH T17AB4E09372E19877D4B24B731768CD3061FDECA64B60DBAB2EE4F20D06E13A1453C65A
- MD5 SHA1 SHA512 SSDEEP TLSH