Analysis
-
max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
21-06-2023 11:20
Static task
static1
Behavioral task
behavioral1
Sample
01953499.jar
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
01953499.jar
Resource
win10v2004-20230621-en
General
-
Target
01953499.jar
-
Size
219KB
-
MD5
4528ca1cd5111138dbd966f65aa18fd4
-
SHA1
51288703a62480e7a80fc6e2f43d96f230324537
-
SHA256
924c2bc4af402c80d0d9840cb97ced94cf09755df952c02f43d0f23b5f6ed657
-
SHA512
7a45b93c648bdda6b42853face3e41f39ae057aa136af0d664bb31c8f8e09d4ab8534e15d833f8dfacad3b6bb538343dd942855ed3f9b7010691ffef4db9077c
-
SSDEEP
6144:j0BJ66R8sBvhIm5ETEXBr/8D9b1WbhjPf7jtjCi:vUB5bGSSZyjfAi
Malware Config
Signatures
-
Drops startup file 1 IoCs
Processes:
java.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\01953499.jar java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 1680 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-922299981-3641064733-3870770889-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\01953499 = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\01953499.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\01953499 = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\01953499.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 25 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.
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid Process Token: SeIncreaseQuotaPrivilege 3084 WMIC.exe Token: SeSecurityPrivilege 3084 WMIC.exe Token: SeTakeOwnershipPrivilege 3084 WMIC.exe Token: SeLoadDriverPrivilege 3084 WMIC.exe Token: SeSystemProfilePrivilege 3084 WMIC.exe Token: SeSystemtimePrivilege 3084 WMIC.exe Token: SeProfSingleProcessPrivilege 3084 WMIC.exe Token: SeIncBasePriorityPrivilege 3084 WMIC.exe Token: SeCreatePagefilePrivilege 3084 WMIC.exe Token: SeBackupPrivilege 3084 WMIC.exe Token: SeRestorePrivilege 3084 WMIC.exe Token: SeShutdownPrivilege 3084 WMIC.exe Token: SeDebugPrivilege 3084 WMIC.exe Token: SeSystemEnvironmentPrivilege 3084 WMIC.exe Token: SeRemoteShutdownPrivilege 3084 WMIC.exe Token: SeUndockPrivilege 3084 WMIC.exe Token: SeManageVolumePrivilege 3084 WMIC.exe Token: 33 3084 WMIC.exe Token: 34 3084 WMIC.exe Token: 35 3084 WMIC.exe Token: 36 3084 WMIC.exe Token: SeIncreaseQuotaPrivilege 3084 WMIC.exe Token: SeSecurityPrivilege 3084 WMIC.exe Token: SeTakeOwnershipPrivilege 3084 WMIC.exe Token: SeLoadDriverPrivilege 3084 WMIC.exe Token: SeSystemProfilePrivilege 3084 WMIC.exe Token: SeSystemtimePrivilege 3084 WMIC.exe Token: SeProfSingleProcessPrivilege 3084 WMIC.exe Token: SeIncBasePriorityPrivilege 3084 WMIC.exe Token: SeCreatePagefilePrivilege 3084 WMIC.exe Token: SeBackupPrivilege 3084 WMIC.exe Token: SeRestorePrivilege 3084 WMIC.exe Token: SeShutdownPrivilege 3084 WMIC.exe Token: SeDebugPrivilege 3084 WMIC.exe Token: SeSystemEnvironmentPrivilege 3084 WMIC.exe Token: SeRemoteShutdownPrivilege 3084 WMIC.exe Token: SeUndockPrivilege 3084 WMIC.exe Token: SeManageVolumePrivilege 3084 WMIC.exe Token: 33 3084 WMIC.exe Token: 34 3084 WMIC.exe Token: 35 3084 WMIC.exe Token: 36 3084 WMIC.exe Token: SeIncreaseQuotaPrivilege 4884 WMIC.exe Token: SeSecurityPrivilege 4884 WMIC.exe Token: SeTakeOwnershipPrivilege 4884 WMIC.exe Token: SeLoadDriverPrivilege 4884 WMIC.exe Token: SeSystemProfilePrivilege 4884 WMIC.exe Token: SeSystemtimePrivilege 4884 WMIC.exe Token: SeProfSingleProcessPrivilege 4884 WMIC.exe Token: SeIncBasePriorityPrivilege 4884 WMIC.exe Token: SeCreatePagefilePrivilege 4884 WMIC.exe Token: SeBackupPrivilege 4884 WMIC.exe Token: SeRestorePrivilege 4884 WMIC.exe Token: SeShutdownPrivilege 4884 WMIC.exe Token: SeDebugPrivilege 4884 WMIC.exe Token: SeSystemEnvironmentPrivilege 4884 WMIC.exe Token: SeRemoteShutdownPrivilege 4884 WMIC.exe Token: SeUndockPrivilege 4884 WMIC.exe Token: SeManageVolumePrivilege 4884 WMIC.exe Token: 33 4884 WMIC.exe Token: 34 4884 WMIC.exe Token: 35 4884 WMIC.exe Token: 36 4884 WMIC.exe Token: SeIncreaseQuotaPrivilege 4884 WMIC.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
java.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 2784 wrote to memory of 3972 2784 java.exe 82 PID 2784 wrote to memory of 3972 2784 java.exe 82 PID 3972 wrote to memory of 1956 3972 java.exe 84 PID 3972 wrote to memory of 1956 3972 java.exe 84 PID 3972 wrote to memory of 1680 3972 java.exe 86 PID 3972 wrote to memory of 1680 3972 java.exe 86 PID 1956 wrote to memory of 2900 1956 cmd.exe 88 PID 1956 wrote to memory of 2900 1956 cmd.exe 88 PID 1680 wrote to memory of 3712 1680 java.exe 89 PID 1680 wrote to memory of 3712 1680 java.exe 89 PID 3712 wrote to memory of 3084 3712 cmd.exe 91 PID 3712 wrote to memory of 3084 3712 cmd.exe 91 PID 1680 wrote to memory of 3980 1680 java.exe 93 PID 1680 wrote to memory of 3980 1680 java.exe 93 PID 3980 wrote to memory of 4884 3980 cmd.exe 95 PID 3980 wrote to memory of 4884 3980 cmd.exe 95 PID 1680 wrote to memory of 1968 1680 java.exe 96 PID 1680 wrote to memory of 1968 1680 java.exe 96 PID 1968 wrote to memory of 1960 1968 cmd.exe 98 PID 1968 wrote to memory of 1960 1968 cmd.exe 98 PID 1680 wrote to memory of 4680 1680 java.exe 99 PID 1680 wrote to memory of 4680 1680 java.exe 99 PID 4680 wrote to memory of 2604 4680 cmd.exe 101 PID 4680 wrote to memory of 2604 4680 cmd.exe 101 -
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
-
C:\ProgramData\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\01953499.jar1⤵
- Suspicious use of WriteProcessMemory
PID:2784 -
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\01953499.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3972 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\01953499.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\01953499.jar"4⤵
- Creates scheduled task(s)
PID:2900
-
-
-
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\01953499.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1680 -
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:3712 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3084
-
-
-
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:3980 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4884
-
-
-
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:1968 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:1960
-
-
-
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:4680 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:2604
-
-
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
219KB
MD54528ca1cd5111138dbd966f65aa18fd4
SHA151288703a62480e7a80fc6e2f43d96f230324537
SHA256924c2bc4af402c80d0d9840cb97ced94cf09755df952c02f43d0f23b5f6ed657
SHA5127a45b93c648bdda6b42853face3e41f39ae057aa136af0d664bb31c8f8e09d4ab8534e15d833f8dfacad3b6bb538343dd942855ed3f9b7010691ffef4db9077c
-
Filesize
50B
MD507a410d9d5b0c5fba116a89b22c4bbde
SHA12e8682a6778a8670a0ef5eccbd36c5e4d49835c2
SHA2560d34cb6cf0d9e32db2c127edd6dcafbde1dc901dea85386b456176d4a63c1eaf
SHA51200bcda03a75be252902d776231e713b5d2690889178e8cc602d9a194ae1b94d0759a609715a710977374eae6038105b24b860e77e94abe334b890792482dc6d7
-
Filesize
50B
MD52dbf874340e4e0a27fddb3297575585d
SHA1ebd11d9bf97d4fe310dc3fc16f543f507be215c6
SHA256d4414d372df5814d6fd9fff1afa02f5d8378cd79635bf5c48f46942735371e7b
SHA512858a6376ac89843617a0d35697b854677ec27ab77f4afdbf6ee7dc50111b19abe9bf606936b863e1ff4ed9dc6f1312c4b5b3983283e90b7db1b3f316692e07de
-
Filesize
219KB
MD54528ca1cd5111138dbd966f65aa18fd4
SHA151288703a62480e7a80fc6e2f43d96f230324537
SHA256924c2bc4af402c80d0d9840cb97ced94cf09755df952c02f43d0f23b5f6ed657
SHA5127a45b93c648bdda6b42853face3e41f39ae057aa136af0d664bb31c8f8e09d4ab8534e15d833f8dfacad3b6bb538343dd942855ed3f9b7010691ffef4db9077c
-
Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
-
Filesize
219KB
MD54528ca1cd5111138dbd966f65aa18fd4
SHA151288703a62480e7a80fc6e2f43d96f230324537
SHA256924c2bc4af402c80d0d9840cb97ced94cf09755df952c02f43d0f23b5f6ed657
SHA5127a45b93c648bdda6b42853face3e41f39ae057aa136af0d664bb31c8f8e09d4ab8534e15d833f8dfacad3b6bb538343dd942855ed3f9b7010691ffef4db9077c
-
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-922299981-3641064733-3870770889-1000\83aa4cc77f591dfc2374580bbd95f6ba_0d8e19ec-0f76-45ea-89c4-00bdc8e45654
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
-
Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
-
Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
-
Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
-
Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
-
Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
-
Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
-
Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
-
Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d