Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/10/2026, 18:36
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe
Resource
win10v2004-20260911-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
General
- Target jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe
- Size 582KB
- Sample261009-w9dmmsdf29
- SHA256 219bb22cbb6e64663629acd734fda38afd951fcc8b574dfc061a6a2bb4ec62b8
- MD5 ece1e306ebb303450a8b25185f20a4c8
- SHA1 5c2b09f075f57812b95dc46ef2042e294bac66b3
- SHA512 f020e2271487e2f77e886392ec17ad411ccf3245977939c36890202de3bb2a93a4d324a4a8f2d5a0f57704bc907618dcaec420d5c83d926160084f6d196e3848
- SSDEEP 12288:AHXsoVYdO2nnn/MkXQ+ctS3Qlp8iPHQOKKIFrTGCe6L:A8FnnnE9+vW2iPHvINteQ
- TLSH T11CC45B82E3877872C336D2B9016A2F33E97DDEED133A98C767922D71492018159F5E78
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 5624 notepad.exe 236 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe - Enumerates connected drives 3 TTPs 3 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\D: jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe File opened (read-only) \??\E: jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe File opened (read-only) \??\F: jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe - Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
- 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 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2396 wrote to memory of 5624 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe 89 PID 2396 wrote to memory of 5624 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe 89 PID 2396 wrote to memory of 4964 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe 90 PID 2396 wrote to memory of 236 2396 jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe"1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2396 -
F:\RECYCLER\notepad.exeF:\RECYCLER\notepad.exe2⤵
- Executes dropped EXE
PID:5624
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
PID:4964
-
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe"2⤵
- Executes dropped EXE
PID:236
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Dycler.qwf.exe
- Size 324KB
- SHA256 39df1fbeec92bf112ee5ed649c8a1abd27cee986166f1ca2aed81e916b8bc1bb
- MD5 eea6bd9efb7dbcb540f6e03b62819e8f
- SHA1 a1f16b956ae241d9a5765dc34550fa2330e90a0d
- SHA512 ef5fa73a7e568068a7c44156906eece46734df04148f508b57cebb01ccd2a93c1b47bb3e8821dd985613b2701be08c3f97a24e5f6a7a21e62ada8936c1f745ff
- SSDEEP 6144:+u1YQ+jq7PVSh+d6QCq53Z7QiPHQOZ1wUEKIFrTGC0beT:+XQ+ctS3Qlp8iPHQOKKIFrTGCeo
- TLSH T124642AC2D7CA0CB2C60627BA11673B35F87DCF66133A9CCB97A72D654D1019258B62BC
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path F:\RECYCLER\notepad.exe
- Size 352KB
- SHA256 f8f6599de9b8a27f4dbabd996b9d2a02a55640f87ee523338c43cfbe74cd9443
- MD5 cb9bf52a3aa2a1cfb4bc94801e5bacae
- SHA1 b7f690b41cf80031e2ac472eefecce83ca200881
- SHA512 92e4ee699b7872b81fc05366226a6c03eadb5a936e9ef701decb0edcb2828b6170cbcc4eb407e644d766d76b42c84cec389a3a5ad34c5c956caf43d10fc7ac51
- SSDEEP 6144:4Pj0HZz5sMpG/TaHXiVrIVD1dmbhn7iBBFCaQ5gfzDVlVXgJ:4Pj0H97pG/OSVs1dmbQwaQ5GpX
- TLSH T15C748E1DA2B618D4FD7B41388802C656D2B2F8315325E1EF02E0D1399F67AD8793EF66
- MD5 SHA1 SHA512 SSDEEP TLSH