Analysis
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max time kernel
156s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211104 -
submitted
02-12-2021 16:29
Static task
static1
Behavioral task
behavioral1
Sample
PO202104-114.js
Resource
win7-en-20211104
Behavioral task
behavioral2
Sample
PO202104-114.js
Resource
win10-en-20211104
General
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Target
PO202104-114.js
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Size
202KB
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MD5
5c4f47782fb4bfdeb29d59b6c9650286
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SHA1
62300fcfeaa7b749cfd7850b94024f362189af11
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SHA256
2e0f76b60d0374094c685eca1e37895a7307df72ab16d4bb552911a21b6a36cd
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SHA512
b699e44ceaf19ceab872eb7c743a0492eacc2ebb515906b7d5d28767159b14fc18adabd56f1bcb07fd1bcd169a3d1f74cab59ad8ee7643741796639103dce7b5
Malware Config
Signatures
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Blocklisted process makes network request 15 IoCs
Processes:
WScript.exeflow pid process 5 568 WScript.exe 14 568 WScript.exe 15 568 WScript.exe 17 568 WScript.exe 18 568 WScript.exe 21 568 WScript.exe 25 568 WScript.exe 26 568 WScript.exe 31 568 WScript.exe 33 568 WScript.exe 34 568 WScript.exe 35 568 WScript.exe 37 568 WScript.exe 38 568 WScript.exe 39 568 WScript.exe -
Drops startup file 3 IoCs
Processes:
WScript.exejava.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SyGGrZamCM.js WScript.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ntzcuhlwxy.txt java.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SyGGrZamCM.js WScript.exe -
Loads dropped DLL 2 IoCs
Processes:
java.exejava.exepid process 1304 java.exe 1668 java.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
java.exeWScript.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ntzcuhlwxy = "\"C:\\Users\\Admin\\AppData\\Roaming\\ntzcuhlwxy.txt\"" java.exe Key created \REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run WScript.exe Set value (str) \REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\SEJOKAOI5S = "\"C:\\Users\\Admin\\AppData\\Roaming\\SyGGrZamCM.js\"" WScript.exe Set value (str) \REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\ntzcuhlwxy = "\"C:\\Users\\Admin\\AppData\\Roaming\\ntzcuhlwxy.txt\"" java.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 29 ip-api.com -
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 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid process Token: SeIncreaseQuotaPrivilege 1508 WMIC.exe Token: SeSecurityPrivilege 1508 WMIC.exe Token: SeTakeOwnershipPrivilege 1508 WMIC.exe Token: SeLoadDriverPrivilege 1508 WMIC.exe Token: SeSystemProfilePrivilege 1508 WMIC.exe Token: SeSystemtimePrivilege 1508 WMIC.exe Token: SeProfSingleProcessPrivilege 1508 WMIC.exe Token: SeIncBasePriorityPrivilege 1508 WMIC.exe Token: SeCreatePagefilePrivilege 1508 WMIC.exe Token: SeBackupPrivilege 1508 WMIC.exe Token: SeRestorePrivilege 1508 WMIC.exe Token: SeShutdownPrivilege 1508 WMIC.exe Token: SeDebugPrivilege 1508 WMIC.exe Token: SeSystemEnvironmentPrivilege 1508 WMIC.exe Token: SeRemoteShutdownPrivilege 1508 WMIC.exe Token: SeUndockPrivilege 1508 WMIC.exe Token: SeManageVolumePrivilege 1508 WMIC.exe Token: 33 1508 WMIC.exe Token: 34 1508 WMIC.exe Token: 35 1508 WMIC.exe Token: SeIncreaseQuotaPrivilege 1508 WMIC.exe Token: SeSecurityPrivilege 1508 WMIC.exe Token: SeTakeOwnershipPrivilege 1508 WMIC.exe Token: SeLoadDriverPrivilege 1508 WMIC.exe Token: SeSystemProfilePrivilege 1508 WMIC.exe Token: SeSystemtimePrivilege 1508 WMIC.exe Token: SeProfSingleProcessPrivilege 1508 WMIC.exe Token: SeIncBasePriorityPrivilege 1508 WMIC.exe Token: SeCreatePagefilePrivilege 1508 WMIC.exe Token: SeBackupPrivilege 1508 WMIC.exe Token: SeRestorePrivilege 1508 WMIC.exe Token: SeShutdownPrivilege 1508 WMIC.exe Token: SeDebugPrivilege 1508 WMIC.exe Token: SeSystemEnvironmentPrivilege 1508 WMIC.exe Token: SeRemoteShutdownPrivilege 1508 WMIC.exe Token: SeUndockPrivilege 1508 WMIC.exe Token: SeManageVolumePrivilege 1508 WMIC.exe Token: 33 1508 WMIC.exe Token: 34 1508 WMIC.exe Token: 35 1508 WMIC.exe Token: SeIncreaseQuotaPrivilege 956 WMIC.exe Token: SeSecurityPrivilege 956 WMIC.exe Token: SeTakeOwnershipPrivilege 956 WMIC.exe Token: SeLoadDriverPrivilege 956 WMIC.exe Token: SeSystemProfilePrivilege 956 WMIC.exe Token: SeSystemtimePrivilege 956 WMIC.exe Token: SeProfSingleProcessPrivilege 956 WMIC.exe Token: SeIncBasePriorityPrivilege 956 WMIC.exe Token: SeCreatePagefilePrivilege 956 WMIC.exe Token: SeBackupPrivilege 956 WMIC.exe Token: SeRestorePrivilege 956 WMIC.exe Token: SeShutdownPrivilege 956 WMIC.exe Token: SeDebugPrivilege 956 WMIC.exe Token: SeSystemEnvironmentPrivilege 956 WMIC.exe Token: SeRemoteShutdownPrivilege 956 WMIC.exe Token: SeUndockPrivilege 956 WMIC.exe Token: SeManageVolumePrivilege 956 WMIC.exe Token: 33 956 WMIC.exe Token: 34 956 WMIC.exe Token: 35 956 WMIC.exe Token: SeIncreaseQuotaPrivilege 956 WMIC.exe Token: SeSecurityPrivilege 956 WMIC.exe Token: SeTakeOwnershipPrivilege 956 WMIC.exe Token: SeLoadDriverPrivilege 956 WMIC.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
wscript.exejavaw.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid process target process PID 1580 wrote to memory of 568 1580 wscript.exe WScript.exe PID 1580 wrote to memory of 568 1580 wscript.exe WScript.exe PID 1580 wrote to memory of 568 1580 wscript.exe WScript.exe PID 1580 wrote to memory of 1848 1580 wscript.exe javaw.exe PID 1580 wrote to memory of 1848 1580 wscript.exe javaw.exe PID 1580 wrote to memory of 1848 1580 wscript.exe javaw.exe PID 1848 wrote to memory of 1304 1848 javaw.exe java.exe PID 1848 wrote to memory of 1304 1848 javaw.exe java.exe PID 1848 wrote to memory of 1304 1848 javaw.exe java.exe PID 1304 wrote to memory of 1488 1304 java.exe cmd.exe PID 1304 wrote to memory of 1488 1304 java.exe cmd.exe PID 1304 wrote to memory of 1488 1304 java.exe cmd.exe PID 1304 wrote to memory of 1668 1304 java.exe java.exe PID 1304 wrote to memory of 1668 1304 java.exe java.exe PID 1304 wrote to memory of 1668 1304 java.exe java.exe PID 1488 wrote to memory of 1480 1488 cmd.exe schtasks.exe PID 1488 wrote to memory of 1480 1488 cmd.exe schtasks.exe PID 1488 wrote to memory of 1480 1488 cmd.exe schtasks.exe PID 1668 wrote to memory of 756 1668 java.exe cmd.exe PID 1668 wrote to memory of 756 1668 java.exe cmd.exe PID 1668 wrote to memory of 756 1668 java.exe cmd.exe PID 756 wrote to memory of 1508 756 cmd.exe WMIC.exe PID 756 wrote to memory of 1508 756 cmd.exe WMIC.exe PID 756 wrote to memory of 1508 756 cmd.exe WMIC.exe PID 1668 wrote to memory of 1428 1668 java.exe cmd.exe PID 1668 wrote to memory of 1428 1668 java.exe cmd.exe PID 1668 wrote to memory of 1428 1668 java.exe cmd.exe PID 1428 wrote to memory of 956 1428 cmd.exe WMIC.exe PID 1428 wrote to memory of 956 1428 cmd.exe WMIC.exe PID 1428 wrote to memory of 956 1428 cmd.exe WMIC.exe PID 1668 wrote to memory of 320 1668 java.exe cmd.exe PID 1668 wrote to memory of 320 1668 java.exe cmd.exe PID 1668 wrote to memory of 320 1668 java.exe cmd.exe PID 320 wrote to memory of 1168 320 cmd.exe WMIC.exe PID 320 wrote to memory of 1168 320 cmd.exe WMIC.exe PID 320 wrote to memory of 1168 320 cmd.exe WMIC.exe PID 1668 wrote to memory of 1252 1668 java.exe cmd.exe PID 1668 wrote to memory of 1252 1668 java.exe cmd.exe PID 1668 wrote to memory of 1252 1668 java.exe cmd.exe PID 1252 wrote to memory of 1392 1252 cmd.exe WMIC.exe PID 1252 wrote to memory of 1392 1252 cmd.exe WMIC.exe PID 1252 wrote to memory of 1392 1252 cmd.exe WMIC.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\PO202104-114.js1⤵
- Suspicious use of WriteProcessMemory
PID:1580 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\SyGGrZamCM.js"2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:568
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C:\Program Files\Java\jre7\bin\javaw.exe"C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\ntzcuhlwxy.txt"2⤵
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\ntzcuhlwxy.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Windows\system32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ntzcuhlwxy.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:1488 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ntzcuhlwxy.txt"5⤵
- Creates scheduled task(s)
PID:1480
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C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ntzcuhlwxy.txt"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1668 -
C:\Windows\system32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:1508
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C:\Windows\system32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:956
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C:\Windows\system32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:320 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵PID:1168
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C:\Windows\system32\cmd.execmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list"5⤵
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list6⤵PID:1392
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-103686315-404690609-2047157615-1000\83aa4cc77f591dfc2374580bbd95f6ba_b9d440b4-6805-4743-9d27-9cb5fc4d9db0
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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MD5
78802968268e71d56dc91944257cc6e7
SHA1e31ef27fe37c56c4a1e6eb37753b86b68f0ef387
SHA256b867cf607f7cb4fcd25ecdaf5af06cf04d9af5f75fd407f1b90d4d881cd384df
SHA51232e214e864ded5c299d6f9864347e3d8df1719cc538903715bdc0281de90e738daacba9962d85cf950fc0e079f7b50c4b5adaffde6d12a37790e66d3da7b5afa
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MD5
acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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MD5
2f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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MD5
b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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MD5
e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
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MD5
e5c57969a139fa14269758cb8cc8f9a7
SHA1432f65c2b1da28b421eac3956d8cefd72f04ae6a
SHA256b2b661ff89ba10a5a27a06df63a9ffd158b254aff5f38a96ff5c1f6344959501
SHA512526f7f1717488c87457353d78480ec590d5abf5bf6bdc697dc92433c26a949c649b94bd83cfc7891c24fbc5e96414793fb9a192f77a3ded9ad434d8524a215d5
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MD5
e5c57969a139fa14269758cb8cc8f9a7
SHA1432f65c2b1da28b421eac3956d8cefd72f04ae6a
SHA256b2b661ff89ba10a5a27a06df63a9ffd158b254aff5f38a96ff5c1f6344959501
SHA512526f7f1717488c87457353d78480ec590d5abf5bf6bdc697dc92433c26a949c649b94bd83cfc7891c24fbc5e96414793fb9a192f77a3ded9ad434d8524a215d5
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MD5
acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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MD5
2f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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MD5
b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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MD5
e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
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MD5
e5c57969a139fa14269758cb8cc8f9a7
SHA1432f65c2b1da28b421eac3956d8cefd72f04ae6a
SHA256b2b661ff89ba10a5a27a06df63a9ffd158b254aff5f38a96ff5c1f6344959501
SHA512526f7f1717488c87457353d78480ec590d5abf5bf6bdc697dc92433c26a949c649b94bd83cfc7891c24fbc5e96414793fb9a192f77a3ded9ad434d8524a215d5
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MD5
e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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MD5
e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372