Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
08-12-2021 16:07
Static task
static1
Behavioral task
behavioral1
Sample
js-decoded-1.js
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
js-decoded-1.js
Resource
win10-en-20211208
General
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Target
js-decoded-1.js
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Size
346KB
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MD5
241d3041e2bb264cf886eff9fc3de24e
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SHA1
7f3fe68b0ef727fca62441cff8eea28c5cd51941
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SHA256
e817bd6a89f5bc3ee448e3c39e5c4739cf010bb815d087ecdd1b5e1f30c04959
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SHA512
078b8f61b2afeefdf283d6e8f6b33986fc3500788b8d77e7672fc6aae70221ac140d850f91401a3e65a8996f49b4c9babdabac7071d7ea40adc84c62e9bbddc0
Malware Config
Signatures
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Blocklisted process makes network request 13 IoCs
Processes:
WScript.exeflow pid process 5 428 WScript.exe 12 428 WScript.exe 13 428 WScript.exe 17 428 WScript.exe 18 428 WScript.exe 19 428 WScript.exe 24 428 WScript.exe 25 428 WScript.exe 26 428 WScript.exe 28 428 WScript.exe 29 428 WScript.exe 30 428 WScript.exe 32 428 WScript.exe -
Drops startup file 3 IoCs
Processes:
WScript.exejava.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IwhBHZSsWd.js WScript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IwhBHZSsWd.js WScript.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tullyas.txt java.exe -
Loads dropped DLL 2 IoCs
Processes:
java.exejava.exepid process 1616 java.exe 572 java.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
WScript.exejava.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run WScript.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run\SEJOKAOI5S = "\"C:\\Users\\Admin\\AppData\\Roaming\\IwhBHZSsWd.js\"" WScript.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run\tullyas = "\"C:\\Users\\Admin\\AppData\\Roaming\\tullyas.txt\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tullyas = "\"C:\\Users\\Admin\\AppData\\Roaming\\tullyas.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 21 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 1192 WMIC.exe Token: SeSecurityPrivilege 1192 WMIC.exe Token: SeTakeOwnershipPrivilege 1192 WMIC.exe Token: SeLoadDriverPrivilege 1192 WMIC.exe Token: SeSystemProfilePrivilege 1192 WMIC.exe Token: SeSystemtimePrivilege 1192 WMIC.exe Token: SeProfSingleProcessPrivilege 1192 WMIC.exe Token: SeIncBasePriorityPrivilege 1192 WMIC.exe Token: SeCreatePagefilePrivilege 1192 WMIC.exe Token: SeBackupPrivilege 1192 WMIC.exe Token: SeRestorePrivilege 1192 WMIC.exe Token: SeShutdownPrivilege 1192 WMIC.exe Token: SeDebugPrivilege 1192 WMIC.exe Token: SeSystemEnvironmentPrivilege 1192 WMIC.exe Token: SeRemoteShutdownPrivilege 1192 WMIC.exe Token: SeUndockPrivilege 1192 WMIC.exe Token: SeManageVolumePrivilege 1192 WMIC.exe Token: 33 1192 WMIC.exe Token: 34 1192 WMIC.exe Token: 35 1192 WMIC.exe Token: SeIncreaseQuotaPrivilege 1192 WMIC.exe Token: SeSecurityPrivilege 1192 WMIC.exe Token: SeTakeOwnershipPrivilege 1192 WMIC.exe Token: SeLoadDriverPrivilege 1192 WMIC.exe Token: SeSystemProfilePrivilege 1192 WMIC.exe Token: SeSystemtimePrivilege 1192 WMIC.exe Token: SeProfSingleProcessPrivilege 1192 WMIC.exe Token: SeIncBasePriorityPrivilege 1192 WMIC.exe Token: SeCreatePagefilePrivilege 1192 WMIC.exe Token: SeBackupPrivilege 1192 WMIC.exe Token: SeRestorePrivilege 1192 WMIC.exe Token: SeShutdownPrivilege 1192 WMIC.exe Token: SeDebugPrivilege 1192 WMIC.exe Token: SeSystemEnvironmentPrivilege 1192 WMIC.exe Token: SeRemoteShutdownPrivilege 1192 WMIC.exe Token: SeUndockPrivilege 1192 WMIC.exe Token: SeManageVolumePrivilege 1192 WMIC.exe Token: 33 1192 WMIC.exe Token: 34 1192 WMIC.exe Token: 35 1192 WMIC.exe Token: SeIncreaseQuotaPrivilege 1684 WMIC.exe Token: SeSecurityPrivilege 1684 WMIC.exe Token: SeTakeOwnershipPrivilege 1684 WMIC.exe Token: SeLoadDriverPrivilege 1684 WMIC.exe Token: SeSystemProfilePrivilege 1684 WMIC.exe Token: SeSystemtimePrivilege 1684 WMIC.exe Token: SeProfSingleProcessPrivilege 1684 WMIC.exe Token: SeIncBasePriorityPrivilege 1684 WMIC.exe Token: SeCreatePagefilePrivilege 1684 WMIC.exe Token: SeBackupPrivilege 1684 WMIC.exe Token: SeRestorePrivilege 1684 WMIC.exe Token: SeShutdownPrivilege 1684 WMIC.exe Token: SeDebugPrivilege 1684 WMIC.exe Token: SeSystemEnvironmentPrivilege 1684 WMIC.exe Token: SeRemoteShutdownPrivilege 1684 WMIC.exe Token: SeUndockPrivilege 1684 WMIC.exe Token: SeManageVolumePrivilege 1684 WMIC.exe Token: 33 1684 WMIC.exe Token: 34 1684 WMIC.exe Token: 35 1684 WMIC.exe Token: SeIncreaseQuotaPrivilege 1684 WMIC.exe Token: SeSecurityPrivilege 1684 WMIC.exe Token: SeTakeOwnershipPrivilege 1684 WMIC.exe Token: SeLoadDriverPrivilege 1684 WMIC.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
wscript.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid process target process PID 1520 wrote to memory of 428 1520 wscript.exe WScript.exe PID 1520 wrote to memory of 428 1520 wscript.exe WScript.exe PID 1520 wrote to memory of 428 1520 wscript.exe WScript.exe PID 1520 wrote to memory of 1404 1520 wscript.exe javaw.exe PID 1520 wrote to memory of 1404 1520 wscript.exe javaw.exe PID 1520 wrote to memory of 1404 1520 wscript.exe javaw.exe PID 1404 wrote to memory of 1616 1404 java.exe PID 1404 wrote to memory of 1616 1404 java.exe PID 1404 wrote to memory of 1616 1404 java.exe PID 1616 wrote to memory of 1720 1616 java.exe cmd.exe PID 1616 wrote to memory of 1720 1616 java.exe cmd.exe PID 1616 wrote to memory of 1720 1616 java.exe cmd.exe PID 1616 wrote to memory of 572 1616 java.exe java.exe PID 1616 wrote to memory of 572 1616 java.exe java.exe PID 1616 wrote to memory of 572 1616 java.exe java.exe PID 1720 wrote to memory of 1916 1720 cmd.exe schtasks.exe PID 1720 wrote to memory of 1916 1720 cmd.exe schtasks.exe PID 1720 wrote to memory of 1916 1720 cmd.exe schtasks.exe PID 572 wrote to memory of 588 572 java.exe cmd.exe PID 572 wrote to memory of 588 572 java.exe cmd.exe PID 572 wrote to memory of 588 572 java.exe cmd.exe PID 588 wrote to memory of 1192 588 cmd.exe WMIC.exe PID 588 wrote to memory of 1192 588 cmd.exe WMIC.exe PID 588 wrote to memory of 1192 588 cmd.exe WMIC.exe PID 572 wrote to memory of 952 572 java.exe cmd.exe PID 572 wrote to memory of 952 572 java.exe cmd.exe PID 572 wrote to memory of 952 572 java.exe cmd.exe PID 952 wrote to memory of 1684 952 cmd.exe WMIC.exe PID 952 wrote to memory of 1684 952 cmd.exe WMIC.exe PID 952 wrote to memory of 1684 952 cmd.exe WMIC.exe PID 572 wrote to memory of 1588 572 java.exe cmd.exe PID 572 wrote to memory of 1588 572 java.exe cmd.exe PID 572 wrote to memory of 1588 572 java.exe cmd.exe PID 1588 wrote to memory of 576 1588 cmd.exe WMIC.exe PID 1588 wrote to memory of 576 1588 cmd.exe WMIC.exe PID 1588 wrote to memory of 576 1588 cmd.exe WMIC.exe PID 572 wrote to memory of 1708 572 java.exe cmd.exe PID 572 wrote to memory of 1708 572 java.exe cmd.exe PID 572 wrote to memory of 1708 572 java.exe cmd.exe PID 1708 wrote to memory of 1136 1708 cmd.exe WMIC.exe PID 1708 wrote to memory of 1136 1708 cmd.exe WMIC.exe PID 1708 wrote to memory of 1136 1708 cmd.exe WMIC.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\js-decoded-1.js1⤵
- Suspicious use of WriteProcessMemory
PID:1520 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\IwhBHZSsWd.js"2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:428
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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\tullyas.txt"2⤵PID:1404
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C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\tullyas.txt"3⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1616 -
C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\tullyas.txt"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:572 -
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:588 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
PID:1192
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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:952
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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:1588
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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:1708 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list6⤵PID:1136
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C:\Windows\system32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\tullyas.txt"4⤵
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\tullyas.txt"5⤵
- Creates scheduled task(s)
PID:1916
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C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1684
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C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list1⤵PID:576
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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MD5
be3598b9ef31862aa34d1b79014c22de
SHA14d102790ec4bb3f6c95dc5097355c5f03c27beaf
SHA25669ffc81cf2305ba7dedc79679eb1929dbdbf9e0a4cd6a53193c0367279750b4c
SHA512778ad27bedbe8c275a5abdcba6f9a1ba43d8963ca67bbc768265fe6e5dcd380e1c7a191f7471364f5d6c22b1ba954819574f185141c631b2deca53a3ba6f7c01
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2329389628-4064185017-3901522362-1000\83aa4cc77f591dfc2374580bbd95f6ba_3bd845b8-ce6a-4337-9974-31490196462a
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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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
4a769959e2ee2785d32ef2161f28cd8b
SHA1e31b455b90081313e3b7405db3efe1582fe39daa
SHA256496536d34981fc4155772fe136930ef13cf16116a4df18e6261dd084fce40b21
SHA5128ef798581834a365f8a7649572c8683e9294cb950917b9c1e9b6ae60bf48b2e4d0e3be312843e398868f31835f276df24f4c5c2b6fb07b654322a8d5351815ca
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MD5
4a769959e2ee2785d32ef2161f28cd8b
SHA1e31b455b90081313e3b7405db3efe1582fe39daa
SHA256496536d34981fc4155772fe136930ef13cf16116a4df18e6261dd084fce40b21
SHA5128ef798581834a365f8a7649572c8683e9294cb950917b9c1e9b6ae60bf48b2e4d0e3be312843e398868f31835f276df24f4c5c2b6fb07b654322a8d5351815ca
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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
4a769959e2ee2785d32ef2161f28cd8b
SHA1e31b455b90081313e3b7405db3efe1582fe39daa
SHA256496536d34981fc4155772fe136930ef13cf16116a4df18e6261dd084fce40b21
SHA5128ef798581834a365f8a7649572c8683e9294cb950917b9c1e9b6ae60bf48b2e4d0e3be312843e398868f31835f276df24f4c5c2b6fb07b654322a8d5351815ca
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MD5
e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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MD5
e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372