Analysis
- max time kernel
58s - max time network
60s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/06/2026, 20:02
Behavioral task
behavioral1
Sample
eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe
Resource
win11-20260513-en
General
- Target eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe
- Size 45KB
- Sample260602-yscecsdw7t
- SHA256 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c
- MD5 da844a2560dacba3666c37cfe16ccd7c
- SHA1 45e132f11eba2568dec9955343df5353cf7b4d37
- SHA512 0d67fa245da6b73eb53a8225d5ec8b662d285e1f7970a9c9b919433292c4948c214bf339b6b1e419a9c4c3b775be336975fefee699b8d1ff7b980639cbc21c61
- SSDEEP 768:4uLgZTUAoOSWUYZL8mo2qFym/9GgROPIpzjbegX3irXLBrJxzMdVVBDZbx:4uLgZTUTn2Zm1h3p3bhXS7trfC1dbx
- TLSH T129231B003BE8812BF1BE4FB899F26145457AF2B37603D58A1CC452DB5613FC69A426FD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
haysex3x.blog:443
-
haysex3x.blog:80
-
www.haysex3x.blog:443
-
www.haysex3x.blog:80
-
trickbot.haysex3x.blog:443
-
trickbot.haysex3x.blog:80
-
remote.haysex3x.blog:443
-
remote.haysex3x.blog:80
-
remcos.haysex3x.blog:443
-
remcos.haysex3x.blog:80
-
hermeticwiper.haysex3x.blog:443
-
hermeticwiper.haysex3x.blog:80
-
cSzMFI4AhYgO
-
delay
0
-
install
true
-
install_file
jkafg.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x000500000002a768-8.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 5268 jkafg.exe 2056 jkafg.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jkafg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jkafg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 4704 timeout.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3612 schtasks.exe - Suspicious behavior: EnumeratesProcesses 17 IoCs
pid Process 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe Token: SeDebugPrivilege 5268 jkafg.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5264 wrote to memory of 4788 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 81 PID 5264 wrote to memory of 3892 5264 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe 83 PID 3892 wrote to memory of 4704 3892 cmd.exe 85 PID 4788 wrote to memory of 3612 4788 cmd.exe 86 PID 3892 wrote to memory of 2056 3892 cmd.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe"C:\Users\Admin\AppData\Local\Temp\eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5264 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "jkafg" /tr '"C:\Users\Admin\AppData\Roaming\jkafg.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "jkafg" /tr '"C:\Users\Admin\AppData\Roaming\jkafg.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3612
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpFEF1.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3892 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4704
-
-
C:\Users\Admin\AppData\Roaming\jkafg.exe"C:\Users\Admin\AppData\Roaming\jkafg.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2056
-
-
-
C:\Users\Admin\AppData\Roaming\jkafg.exe"C:\Users\Admin\AppData\Roaming\jkafg.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5268
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmpFEF1.tmp.bat
- Size 149B
- SHA256 3117003bc05da157ffb927993a9b3fe03145619e0612a5605ee7e5ee0d297076
- MD5 b89e4c3a0ffc0418102e390c42cf66d0
- SHA1 2a62c790dd4e6dbedb26d2734982cf1a70257efe
- SHA512 b6bdef8868cee3cf0347a2c4eb1b3b69c2e567a2183be5257be47bddf0a012006a39d55180eebe54f68895651a3a2ee1f416c62ca1534cd91b000fa6e6dd74a5
- TLSH T138C02B6361C9FE0E2C05146302FAD8CC9172AC193F84BB00D304490D12804C9F0D9782
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\jkafg.exe
- Size 45KB
- SHA256 eed90c6cd2ba2f9fb922db17ff776685c1e9f73744f4ca8ebd8e1c1c3c7e853c
- MD5 da844a2560dacba3666c37cfe16ccd7c
- SHA1 45e132f11eba2568dec9955343df5353cf7b4d37
- SHA512 0d67fa245da6b73eb53a8225d5ec8b662d285e1f7970a9c9b919433292c4948c214bf339b6b1e419a9c4c3b775be336975fefee699b8d1ff7b980639cbc21c61
- SSDEEP 768:4uLgZTUAoOSWUYZL8mo2qFym/9GgROPIpzjbegX3irXLBrJxzMdVVBDZbx:4uLgZTUTn2Zm1h3p3bhXS7trfC1dbx
- TLSH T129231B003BE8812BF1BE4FB899F26145457AF2B37603D58A1CC452DB5613FC69A426FD
- MD5 SHA1 SHA512 SSDEEP TLSH