Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
02/04/2023, 23:38
Behavioral task
behavioral1
Sample
0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe
Resource
win10-20230220-en
windows10-1703-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe
Resource
win7-20230220-en
windows7-x64
11 signatures
150 seconds
General
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Target
0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe
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Size
162KB
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MD5
b2819adb9fe4d3eeaeb20e5a85c2e9cc
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SHA1
7d39dff8804c15de1d0f980a8d7f3f1d8b23f57a
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SHA256
0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2
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SHA512
1e46f40ab6f1d50050bd040deea79d62d1fefba14d1a5640e053370f551003b88f59107a96ac52e44527c1ac22b23ad907d85ad871a9f4b23bd8c8d9f056e163
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SSDEEP
3072:acd5j/fy8unPte+2lLF6Qd0E5rpevb0S2:Nd1+2lcQdH/4bu
Malware Config
Signatures
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Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini yecm.exe -
Executes dropped EXE 1 IoCs
pid Process 5028 yecm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4824 schtasks.exe 3712 schtasks.exe -
Kills process with taskkill 4 IoCs
pid Process 4756 TASKKILL.exe 4544 TASKKILL.exe 4540 TASKKILL.exe 4744 TASKKILL.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe -
Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeDebugPrivilege 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe Token: SeDebugPrivilege 4744 TASKKILL.exe Token: SeDebugPrivilege 4756 TASKKILL.exe Token: SeDebugPrivilege 5028 yecm.exe Token: SeDebugPrivilege 4540 TASKKILL.exe Token: SeDebugPrivilege 4544 TASKKILL.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe Token: 33 5028 yecm.exe Token: SeIncBasePriorityPrivilege 5028 yecm.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 5112 wrote to memory of 4752 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 66 PID 5112 wrote to memory of 4752 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 66 PID 5112 wrote to memory of 4752 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 66 PID 5112 wrote to memory of 4824 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 68 PID 5112 wrote to memory of 4824 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 68 PID 5112 wrote to memory of 4824 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 68 PID 5112 wrote to memory of 4744 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 70 PID 5112 wrote to memory of 4744 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 70 PID 5112 wrote to memory of 4744 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 70 PID 5112 wrote to memory of 4756 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 71 PID 5112 wrote to memory of 4756 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 71 PID 5112 wrote to memory of 4756 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 71 PID 5112 wrote to memory of 5028 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 75 PID 5112 wrote to memory of 5028 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 75 PID 5112 wrote to memory of 5028 5112 0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe 75 PID 5028 wrote to memory of 4420 5028 yecm.exe 76 PID 5028 wrote to memory of 4420 5028 yecm.exe 76 PID 5028 wrote to memory of 4420 5028 yecm.exe 76 PID 5028 wrote to memory of 3712 5028 yecm.exe 78 PID 5028 wrote to memory of 3712 5028 yecm.exe 78 PID 5028 wrote to memory of 3712 5028 yecm.exe 78 PID 5028 wrote to memory of 4540 5028 yecm.exe 83 PID 5028 wrote to memory of 4540 5028 yecm.exe 83 PID 5028 wrote to memory of 4540 5028 yecm.exe 83 PID 5028 wrote to memory of 4544 5028 yecm.exe 82 PID 5028 wrote to memory of 4544 5028 yecm.exe 82 PID 5028 wrote to memory of 4544 5028 yecm.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe"C:\Users\Admin\AppData\Local\Temp\0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe"1⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Delete /tn NYANP /F2⤵PID:4752
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn NYANP /tr "C:\Users\Admin\AppData\Local\Temp\0688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2.exe" /sc minute /mo 52⤵
- Creates scheduled task(s)
PID:4824
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C:\Windows\SysWOW64\TASKKILL.exeTASKKILL /F /IM wscript.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4744
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C:\Windows\SysWOW64\TASKKILL.exeTASKKILL /F /IM cmd.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4756
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C:\Users\Admin\yecm.exe"C:\Users\Admin\yecm.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5028 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Delete /tn NYANP /F3⤵PID:4420
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn NYANP /tr "C:\Users\Admin\yecm.exe" /sc minute /mo 53⤵
- Creates scheduled task(s)
PID:3712
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C:\Windows\SysWOW64\TASKKILL.exeTASKKILL /F /IM cmd.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4544
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C:\Windows\SysWOW64\TASKKILL.exeTASKKILL /F /IM wscript.exe3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4540
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
162KB
MD5b2819adb9fe4d3eeaeb20e5a85c2e9cc
SHA17d39dff8804c15de1d0f980a8d7f3f1d8b23f57a
SHA2560688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2
SHA5121e46f40ab6f1d50050bd040deea79d62d1fefba14d1a5640e053370f551003b88f59107a96ac52e44527c1ac22b23ad907d85ad871a9f4b23bd8c8d9f056e163
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Filesize
162KB
MD5b2819adb9fe4d3eeaeb20e5a85c2e9cc
SHA17d39dff8804c15de1d0f980a8d7f3f1d8b23f57a
SHA2560688dbd736e5a0e53024ee30cd2bcf205fcabc8d2a9800455572b1babe028fa2
SHA5121e46f40ab6f1d50050bd040deea79d62d1fefba14d1a5640e053370f551003b88f59107a96ac52e44527c1ac22b23ad907d85ad871a9f4b23bd8c8d9f056e163