Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
28-06-2023 14:37
Static task
static1
Behavioral task
behavioral1
Sample
PO 01-2302 - Kanamori.jar
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
PO 01-2302 - Kanamori.jar
Resource
win10v2004-20230621-en
General
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Target
PO 01-2302 - Kanamori.jar
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Size
219KB
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MD5
e1cfae8d53a78f3bf1c7b4a00d50ee8a
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SHA1
c547607c397ca870d97e39fa1f0941fcc93c1ae5
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SHA256
df93b5395c2eb9211cbc3013a08d6e98b7a24b593f1160a2a6e8cb322f8bc025
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SHA512
335ff3880ccf9b1eeaf3634db131f40cb9e51b7b5390c6b1b22d7e4187aff534b777e5d708680f8d5c928a91e792f0da07065001e9f09dd382a30ee3135b9f78
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SSDEEP
6144:HHYOQp9F7erwK3JRZURdEZYtyHByqtp5I3r:n2Fq12mqyHFtp2r
Malware Config
Signatures
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Drops startup file 1 IoCs
Processes:
java.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO 01-2302 - Kanamori.jar java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 3224 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177513644-1903222820-241662473-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PO 01-2302 - Kanamori = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\PO 01-2302 - Kanamori.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PO 01-2302 - Kanamori = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\PO 01-2302 - Kanamori.jar\"" 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 44 ip-api.com -
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 4424 WMIC.exe Token: SeSecurityPrivilege 4424 WMIC.exe Token: SeTakeOwnershipPrivilege 4424 WMIC.exe Token: SeLoadDriverPrivilege 4424 WMIC.exe Token: SeSystemProfilePrivilege 4424 WMIC.exe Token: SeSystemtimePrivilege 4424 WMIC.exe Token: SeProfSingleProcessPrivilege 4424 WMIC.exe Token: SeIncBasePriorityPrivilege 4424 WMIC.exe Token: SeCreatePagefilePrivilege 4424 WMIC.exe Token: SeBackupPrivilege 4424 WMIC.exe Token: SeRestorePrivilege 4424 WMIC.exe Token: SeShutdownPrivilege 4424 WMIC.exe Token: SeDebugPrivilege 4424 WMIC.exe Token: SeSystemEnvironmentPrivilege 4424 WMIC.exe Token: SeRemoteShutdownPrivilege 4424 WMIC.exe Token: SeUndockPrivilege 4424 WMIC.exe Token: SeManageVolumePrivilege 4424 WMIC.exe Token: 33 4424 WMIC.exe Token: 34 4424 WMIC.exe Token: 35 4424 WMIC.exe Token: 36 4424 WMIC.exe Token: SeIncreaseQuotaPrivilege 4424 WMIC.exe Token: SeSecurityPrivilege 4424 WMIC.exe Token: SeTakeOwnershipPrivilege 4424 WMIC.exe Token: SeLoadDriverPrivilege 4424 WMIC.exe Token: SeSystemProfilePrivilege 4424 WMIC.exe Token: SeSystemtimePrivilege 4424 WMIC.exe Token: SeProfSingleProcessPrivilege 4424 WMIC.exe Token: SeIncBasePriorityPrivilege 4424 WMIC.exe Token: SeCreatePagefilePrivilege 4424 WMIC.exe Token: SeBackupPrivilege 4424 WMIC.exe Token: SeRestorePrivilege 4424 WMIC.exe Token: SeShutdownPrivilege 4424 WMIC.exe Token: SeDebugPrivilege 4424 WMIC.exe Token: SeSystemEnvironmentPrivilege 4424 WMIC.exe Token: SeRemoteShutdownPrivilege 4424 WMIC.exe Token: SeUndockPrivilege 4424 WMIC.exe Token: SeManageVolumePrivilege 4424 WMIC.exe Token: 33 4424 WMIC.exe Token: 34 4424 WMIC.exe Token: 35 4424 WMIC.exe Token: 36 4424 WMIC.exe Token: SeIncreaseQuotaPrivilege 2204 WMIC.exe Token: SeSecurityPrivilege 2204 WMIC.exe Token: SeTakeOwnershipPrivilege 2204 WMIC.exe Token: SeLoadDriverPrivilege 2204 WMIC.exe Token: SeSystemProfilePrivilege 2204 WMIC.exe Token: SeSystemtimePrivilege 2204 WMIC.exe Token: SeProfSingleProcessPrivilege 2204 WMIC.exe Token: SeIncBasePriorityPrivilege 2204 WMIC.exe Token: SeCreatePagefilePrivilege 2204 WMIC.exe Token: SeBackupPrivilege 2204 WMIC.exe Token: SeRestorePrivilege 2204 WMIC.exe Token: SeShutdownPrivilege 2204 WMIC.exe Token: SeDebugPrivilege 2204 WMIC.exe Token: SeSystemEnvironmentPrivilege 2204 WMIC.exe Token: SeRemoteShutdownPrivilege 2204 WMIC.exe Token: SeUndockPrivilege 2204 WMIC.exe Token: SeManageVolumePrivilege 2204 WMIC.exe Token: 33 2204 WMIC.exe Token: 34 2204 WMIC.exe Token: 35 2204 WMIC.exe Token: 36 2204 WMIC.exe Token: SeIncreaseQuotaPrivilege 2204 WMIC.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
java.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 368 wrote to memory of 4792 368 java.exe 88 PID 368 wrote to memory of 4792 368 java.exe 88 PID 4792 wrote to memory of 3684 4792 java.exe 90 PID 4792 wrote to memory of 3684 4792 java.exe 90 PID 4792 wrote to memory of 3224 4792 java.exe 93 PID 4792 wrote to memory of 3224 4792 java.exe 93 PID 3684 wrote to memory of 1144 3684 cmd.exe 94 PID 3684 wrote to memory of 1144 3684 cmd.exe 94 PID 3224 wrote to memory of 5068 3224 java.exe 95 PID 3224 wrote to memory of 5068 3224 java.exe 95 PID 5068 wrote to memory of 4424 5068 cmd.exe 97 PID 5068 wrote to memory of 4424 5068 cmd.exe 97 PID 3224 wrote to memory of 2468 3224 java.exe 98 PID 3224 wrote to memory of 2468 3224 java.exe 98 PID 2468 wrote to memory of 2204 2468 cmd.exe 100 PID 2468 wrote to memory of 2204 2468 cmd.exe 100 PID 3224 wrote to memory of 3744 3224 java.exe 101 PID 3224 wrote to memory of 3744 3224 java.exe 101 PID 3744 wrote to memory of 840 3744 cmd.exe 103 PID 3744 wrote to memory of 840 3744 cmd.exe 103 PID 3224 wrote to memory of 2948 3224 java.exe 104 PID 3224 wrote to memory of 2948 3224 java.exe 104 PID 2948 wrote to memory of 4612 2948 cmd.exe 106 PID 2948 wrote to memory of 4612 2948 cmd.exe 106 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\ProgramData\Oracle\Java\javapath\java.exejava -jar "C:\Users\Admin\AppData\Local\Temp\PO 01-2302 - Kanamori.jar"1⤵
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Program Files\Java\jre1.8.0_66\bin\java.exe"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\PO 01-2302 - Kanamori.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\PO 01-2302 - Kanamori.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:3684 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\PO 01-2302 - Kanamori.jar"4⤵
- Creates scheduled task(s)
PID:1144
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C:\Program Files\Java\jre1.8.0_66\bin\java.exe"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\PO 01-2302 - Kanamori.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3224 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:5068 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4424
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2204
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:3744 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:840
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:4612
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
50B
MD58893f9c7c69a6f3352393047e5237c27
SHA140a983d6718f0fe23a7887c1351a61227a1459ee
SHA2564591d73afce9ece3e039a90248bea0dfcd14a436ca72f870a4187f1872870205
SHA512450f10146bf20d39b64ed4e287cf10819a7483df681dcfc4244983d41c82dbdd60b1956c8bb14c46404dcfb6d1eea25d6b49811d244b48a4bde1d76b8e2a323c
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Filesize
50B
MD5867c4189af5fafec4b8f521d19f25619
SHA1da3dd47ccffa1248a73ce0322b85ece617b55d9c
SHA256896424d4c3548ab807939cdb32ec27f565f0010cc7380bbcba739c8e26722ea6
SHA512d3137a2e2b3e5306196a1a0f550659aef43080e09cf3950ebbfd58fce787a736a2dec3e8f0e903c52afa87373760a6c01ec3b9707cd32d68da336e325f55aff3
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2177513644-1903222820-241662473-1000\83aa4cc77f591dfc2374580bbd95f6ba_18e45b86-45c8-4e56-b846-cf6e0f375be5
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
219KB
MD5e1cfae8d53a78f3bf1c7b4a00d50ee8a
SHA1c547607c397ca870d97e39fa1f0941fcc93c1ae5
SHA256df93b5395c2eb9211cbc3013a08d6e98b7a24b593f1160a2a6e8cb322f8bc025
SHA512335ff3880ccf9b1eeaf3634db131f40cb9e51b7b5390c6b1b22d7e4187aff534b777e5d708680f8d5c928a91e792f0da07065001e9f09dd382a30ee3135b9f78
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Filesize
219KB
MD5e1cfae8d53a78f3bf1c7b4a00d50ee8a
SHA1c547607c397ca870d97e39fa1f0941fcc93c1ae5
SHA256df93b5395c2eb9211cbc3013a08d6e98b7a24b593f1160a2a6e8cb322f8bc025
SHA512335ff3880ccf9b1eeaf3634db131f40cb9e51b7b5390c6b1b22d7e4187aff534b777e5d708680f8d5c928a91e792f0da07065001e9f09dd382a30ee3135b9f78
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Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
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Filesize
219KB
MD5e1cfae8d53a78f3bf1c7b4a00d50ee8a
SHA1c547607c397ca870d97e39fa1f0941fcc93c1ae5
SHA256df93b5395c2eb9211cbc3013a08d6e98b7a24b593f1160a2a6e8cb322f8bc025
SHA512335ff3880ccf9b1eeaf3634db131f40cb9e51b7b5390c6b1b22d7e4187aff534b777e5d708680f8d5c928a91e792f0da07065001e9f09dd382a30ee3135b9f78
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Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d