Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/07/2026, 16:49
Behavioral task
behavioral1
Sample
db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe
Resource
win11ltsc2024-20260709-en
General
- Target db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe
- Size 45KB
- Sample260718-vbv9csbs81
- SHA256 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c
- MD5 0607ff2fc8d6312b9a5189aa8abe000c
- SHA1 de0137a84bebe796af7015cd70e9cb1701e0dac7
- SHA512 77696f45b61eeedc203e892c138c0552714a1de54ff396795c8fa301bc4b2aa399858f866c172aaf238c59c57cfbfab70694e4729919d7b19b0d70f9b9779303
- SSDEEP 768:Au1YJTHwAUgQWUaT2Wmo2q90GFZQjB4PIFfzjbugX3ilCV2f6cOnp+dq9aDBDZQx:Au1YJTHcw2MqF9Ff3bRXSofc4p8XFdQx
- TLSH T119230A003BE9823BF2BE5F7898F26145867AF6733603D5491CC451D75623BC68A42AFE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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zephimsexhay.com:80
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zephimsexhay.com:22
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zephimsexhay.com:8080
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zephimsexhay.com:8880
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zephimsexhay.com:2052
-
zephimsexhay.com:2082
-
zephimsexhay.com:2086
-
zephimsexhay.com:2095
-
zephimsexhay.com:443
-
zephimsexhay.com:2053
-
zephimsexhay.com:2083
-
zephimsexhay.com:2087
-
zephimsexhay.com:2096
-
zephimsexhay.com:8443
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www.zephimsexhay.com:80
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www.zephimsexhay.com:22
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www.zephimsexhay.com:8080
-
www.zephimsexhay.com:8880
-
www.zephimsexhay.com:2052
-
www.zephimsexhay.com:2082
-
www.zephimsexhay.com:2086
-
www.zephimsexhay.com:2095
-
www.zephimsexhay.com:443
-
www.zephimsexhay.com:2053
-
www.zephimsexhay.com:2083
-
www.zephimsexhay.com:2087
-
www.zephimsexhay.com:2096
-
www.zephimsexhay.com:8443
-
client.zephimsexhay.com:80
-
client.zephimsexhay.com:22
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client.zephimsexhay.com:8080
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client.zephimsexhay.com:8880
-
client.zephimsexhay.com:2052
-
client.zephimsexhay.com:2082
-
client.zephimsexhay.com:2086
-
client.zephimsexhay.com:2095
-
client.zephimsexhay.com:443
-
client.zephimsexhay.com:2053
-
client.zephimsexhay.com:2083
-
client.zephimsexhay.com:2087
-
client.zephimsexhay.com:2096
-
client.zephimsexhay.com:8443
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remcos.zephimsexhay.com:80
-
remcos.zephimsexhay.com:22
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remcos.zephimsexhay.com:8080
-
remcos.zephimsexhay.com:8880
-
remcos.zephimsexhay.com:2052
-
remcos.zephimsexhay.com:2082
-
remcos.zephimsexhay.com:2086
-
remcos.zephimsexhay.com:2095
-
remcos.zephimsexhay.com:443
-
remcos.zephimsexhay.com:2053
-
remcos.zephimsexhay.com:2083
-
remcos.zephimsexhay.com:2087
-
remcos.zephimsexhay.com:2096
-
remcos.zephimsexhay.com:8443
-
ASvtLTFvpFcH
-
delay
0
-
install
true
-
install_file
zdifiv.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x000600000001e6bc-8.dat family_asyncrat - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2370214745-1838013427-2987045292-1000\Control Panel\International\Geo\Nation db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe - Executes dropped EXE 2 IoCs
pid Process 2368 zdifiv.exe 3592 zdifiv.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4532 cmd.exe 3400 cmd.exe - 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 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe 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 zdifiv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language zdifiv.exe - Delays execution with timeout.exe 1 IoCs
pid Process 4240 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 5820 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe Token: SeDebugPrivilege 2368 zdifiv.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2932 wrote to memory of 4532 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 85 PID 2932 wrote to memory of 3400 2932 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe 87 PID 3400 wrote to memory of 4240 3400 cmd.exe 89 PID 4532 wrote to memory of 5820 4532 cmd.exe 90 PID 3400 wrote to memory of 3592 3400 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe"C:\Users\Admin\AppData\Local\Temp\db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "zdifiv" /tr '"C:\Users\Admin\AppData\Roaming\zdifiv.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "zdifiv" /tr '"C:\Users\Admin\AppData\Roaming\zdifiv.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5820
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3F3.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3400 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4240
-
-
C:\Users\Admin\AppData\Roaming\zdifiv.exe"C:\Users\Admin\AppData\Roaming\zdifiv.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3592
-
-
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C:\Users\Admin\AppData\Roaming\zdifiv.exe"C:\Users\Admin\AppData\Roaming\zdifiv.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2368
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp3F3.tmp.bat
- Size 149B
- SHA256 b04848eedc8be546413392e41d6453046fbacf8b73e9e2d1f30c260578f3ca9a
- MD5 63b330005204dcdf59cddec8eca0bba3
- SHA1 5d4079090b94a0b28da370b8239e1aedcad73f08
- SHA512 8f59b7e0441b5c1b49fe632975f225443c55d3bcbed9d7b995de56faa76af6582038813411ab9c440ead45a10309a077176345cacbff2261597c49e9634f263c
- TLSH T16AC02B4762CDFA5E3C05185317FAD88DD2B26D2D3F40BF00C344804D2280859F4D9345
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\zdifiv.exe
- Size 45KB
- SHA256 db98268ff957251163911dff8eabbbf4b264e6dbeab6df67aff88f5d31f47a5c
- MD5 0607ff2fc8d6312b9a5189aa8abe000c
- SHA1 de0137a84bebe796af7015cd70e9cb1701e0dac7
- SHA512 77696f45b61eeedc203e892c138c0552714a1de54ff396795c8fa301bc4b2aa399858f866c172aaf238c59c57cfbfab70694e4729919d7b19b0d70f9b9779303
- SSDEEP 768:Au1YJTHwAUgQWUaT2Wmo2q90GFZQjB4PIFfzjbugX3ilCV2f6cOnp+dq9aDBDZQx:Au1YJTHcw2MqF9Ff3bRXSofc4p8XFdQx
- TLSH T119230A003BE9823BF2BE5F7898F26145867AF6733603D5491CC451D75623BC68A42AFE
- MD5 SHA1 SHA512 SSDEEP TLSH