Resubmissions
17-04-2024 15:08
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240415-nyfc4adf55 10Analysis
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max time kernel
1193s -
max time network
1124s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
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submitted
17-04-2024 15:08
General
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Target
3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4.exe
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Size
1.2MB
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MD5
c722f0a20113bb1488382daefda9a358
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SHA1
4d269f0ec76a564f952c348b32a3b59c34bab2b4
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SHA256
3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4
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SHA512
534a1acdd94846138086a9912f8c2bcf154e0765f80d0a8432004687c76909fa9ab95adef24b8ec67b10cdff2aa59c50d0bf086e034e3b12f4ea484c7605e991
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SSDEEP
24576:IIvEq8jlEBPkNShzxh7QjO+NhXh1l/JFfnE88smv:najiNOsbQjOuXh1lvESw
Malware Config
Signatures
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Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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UPX packed file 64 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Adds Run key to start application 2 TTPs 2 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives 3 TTPs 3 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Sets desktop wallpaper using registry 2 TTPs 1 IoCs
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Drops file in Program Files directory 64 IoCs
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Drops file in Windows directory 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 26 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 2 IoCs
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Interacts with shadow copies 2 TTPs 3 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
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Modifies Internet Explorer settings 1 TTPs 1 IoCs
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Modifies registry class 32 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 43 IoCs
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Suspicious use of FindShellTrayWindow 44 IoCs
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Suspicious use of SendNotifyMessage 23 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4.exe"C:\Users\Admin\AppData\Local\Temp\3d4d462dbc7dbfd12af693f8176e9fd6814560ed763448fa75fa6dad026567f4.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet2⤵
- Interacts with shadow copies
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C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe List Shadows2⤵
- Interacts with shadow copies
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Enumerates connected drives
- Drops file in Windows directory
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe"C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca1⤵
- Drops file in Windows directory
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
125KB
MD50971d479cc5aaa50c56679cfdfeafc57
SHA152a69bcecfc4578bcb30440416f2454fcfcd71d0
SHA2568b7479954b9dab68f0db270b7482f8fc3c763d32822785c79102c69b0a15af6c
SHA512b87f29602953d9291c6a276a1210882b60eabbc760f593e3f3c71fcbd93ab79925845348ee0209869038b2884c0568c901f54df0f5a5338c70f76019ab5dba7a
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Filesize
1024KB
MD545780e7a7272a93d79ffcb62299ac764
SHA135269860aa2fc01b004ef58c7f28daca783b06bb
SHA256d5e9a5186a2f800e2e34b083c7d24ffe57d48a7044b18a479420b624e7a28c59
SHA512e9debfdc7badd8b88c4bb155071c58ec0a020a92d329e616916e1d52abc0c7e4b218005cdf4b26fcd150f1e993c77d5c1f37445b8a056e38575e1e494858b5d1
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Filesize
7KB
MD5dc5b3ce252f2b233958f03ea3bb12a07
SHA16d91575f8da4e1f407c7082c538af24544adac2a
SHA2568316147893d16addd1cf077df64b9d227a69886e842ac828cd2bfb8c591471e5
SHA512a3574ef68d6270eab20c77b71c9d4e7eb775599dc382eef4376fb196e044168633cacbdfe6c88363edb72b2a7c936e8f4abe47857b2c790024478e6ddceaa0c6
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Filesize
7KB
MD5dfb0e7f4862d141f560cbf415d375f06
SHA13d7df7a369ee0820c04f0c3dbab106255a1d9c66
SHA256f5497d08ada0a8d89c1f395a2d90c368b4d0fabef395562be4385a99fb956b15
SHA5125ed6eaa20940254d0fbde91f4d2e7bc9092e9175a894ba24d898373e35e6e3fa3ee02ee8a2e855ca501edcbf6555f74e4b64262334f703c02569485f8f25f61c
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Filesize
24B
MD5ae6fbded57f9f7d048b95468ddee47ca
SHA1c4473ea845be2fb5d28a61efd72f19d74d5fc82e
SHA256d3c9d1ff7b54b653c6a1125cac49f52070338a2dd271817bba8853e99c0f33a9
SHA512f119d5ad9162f0f5d376e03a9ea15e30658780e18dd86e81812dda8ddf59addd1daa0706b2f5486df8f17429c2c60aa05d4f041a2082fd2ec6ea8cc9469fade3
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Filesize
7KB
MD5ac55afa8805451ed8c829f69e33b915f
SHA1222d0bc164ee75a1b80db462c077b27627a517db
SHA256a2217c7cd4035accbbbd9ae962db7b30e20bbe08b044b3262c3e9bff560b6474
SHA5122efe7edc68748db50e3105528045562e062371b5553f2437b0bdd39a156b4be7d4edbbdd9f60c69c92dfe337852a44b84fcda8dacf0ace5fbe468ff93b04b8d8
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Filesize
7KB
MD55b098d22a892cb3b05338d8e73e89c67
SHA154d9ce4733405c2b92285c7f42dce8e2baba92d0
SHA2560be4bd555e25deafc1ea9bd4e4d8db35d8d0663ebe831ca8ee70de3514132b96
SHA5121cc595126c104b3875b29c090607376a239ff07b6adb833bfbf508383a36e37e8d09b6eebb6a66830914cdd43b8b0a814b5d3998cb5a995c962621c2821fc054
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Filesize
97B
MD559085502ff3acd72235557dad76da791
SHA135760eca251081901ecf0b03be88a9f56f52b95e
SHA2567e169b67f5233c4f2127b247a14f7313441fb9dd73e0e091b8473e12a9d16fb5
SHA5120ac164b58c9e26d8d10021ce9239ccee384c423f0700abc04c477e6856cbe3c4cc0aae591a4e3656b7cac35ec2352f921292a2ddba4da7dd1232861a0af22781
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Filesize
2.6MB
MD5993cc909a89f0fb7fe90acc3703c2105
SHA1f422cdcb426718b235a19080b0daf71c9b448768
SHA2564aa6cdb9ce95410f85a05b21967d224cfd49cf8c7fa18d9998304a16d4e4b5d8
SHA5125ec562b1e6f91f8774bf8fd00a6a413b4b4b5be2ede17ff9c417fce7097b7d313b136740e525c19a77f220e80fb0e92f8f4d1866ea185c9fc6755c3b41aa9762
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
852KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
-
Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
852KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
2.0MB
