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Analysis
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max time kernel
120s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
29/11/2024, 16:18
General
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Target
58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079eN.exe
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Size
93KB
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MD5
cafbacc31cdd3ecece60d7128cf8bc90
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SHA1
ab73f8a73bf1df39143e55e0c49a61238bf6cbca
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SHA256
58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079e
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SHA512
2d3a20a496abd456b5732d8a119cc3b73bbd5bdaf7c79943c7c6c7a98254c0f6a2b017acc75ff894e06086206734841e740b1b47a864c0b1a2935c692d0457fc
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SSDEEP
1536:JxqjQ+P04wsmJC5LpeytM3alnawrRIwxVSHMweio:sr85C5Lpey23alnaEIN/
Malware Config
Extracted
C:\Users\Public\Music\Sample Music\how_to_back_files.html
Signatures
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Detect Neshta payload 5 IoCs
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GlobeImposter
GlobeImposter is a ransomware first seen in 2017.
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Globeimposter family
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Neshta family
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Renames multiple (7521) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 4 IoCs
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Modifies system executable filetype association 2 TTPs 1 IoCs
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
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Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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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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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Modifies registry class 1 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079eN.exe"C:\Users\Admin\AppData\Local\Temp\58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079eN.exe"1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3582-490\58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079eN.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079eN.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\svchost.com"C:\Windows\svchost.com" "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\3582-490\58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079eN.exe > nul3⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\3582-490\58a4ab673e72f1ea429d520a6d204ab43e6e3539ecd124b197ec92d50cb8079eN.exe > nul4⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
547KB
MD5cf6c595d3e5e9667667af096762fd9c4
SHA19bb44da8d7f6457099cb56e4f7d1026963dce7ce
SHA256593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d
SHA512ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80
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Filesize
8B
MD546d05c5f890ae044eee3a280da416b97
SHA1ba9b661349982a6950696a534ccf0f3f874b8940
SHA256e0056d9400ce602f2bdea36a8ea11fca64d439d35f4944501aa6e7093b5e60fa
SHA5126fe8451595c1bcf0ccb75971f58306e339b57eb9691f27c521240d1b8c3ed596bcab345c7cf04a567d7f298cf0ea4cb8b95b9f65c0353f46de6b4d8bc807e92d
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Filesize
4KB
MD55cfbb63fdeb38f81eb59278b5ad5a316
SHA14a6a2f96b666d3a4b62b22a2a3c094fba08394bb
SHA256ce92f4efb13cb34ccea440d45fa6f42f416427b9ef9989dddb5e4d71f52e7388
SHA512468933650c0859082e70092be1445db01b4cbacc35b23f925c3b01e0f3ceecb6135099ab5ef41cb8d3c28ef5cef0dc2d7c849530e6f6fbb821c3e12031b5a274
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Filesize
40KB
MD536fd5e09c417c767a952b4609d73a54b
SHA1299399c5a2403080a5bf67fb46faec210025b36d
SHA256980bac6c9afe8efc9c6fe459a5f77213b0d8524eb00de82437288eb96138b9a2
SHA5121813a6a5b47a9b2cd3958cf4556714ae240f2aa19d0a241b596830f0f2b89a33ec864d00ce6a791d323a58dfbff42a0fded65eefbf980c92685e25c0ec415d92
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Filesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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Filesize
53KB
MD5deb3fce70516ab1ec10b64c14ea3218d
SHA1bfb33473c7b02bad192e4bdb6883eb928dc6c9d0
SHA25634764b0486972a31a358d7d7a9af6c4aee0a01e5599f2aa382b4784575d865b1
SHA5128359b07e62b4805274f41d590b547b717fd327f808af86701fee25875134d43f51fd9d21ca8710c2190fd8ca892269a2bd7c695f6d9260fd866b1b3aea0495c2
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Filesize
56KB
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Filesize
56KB
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Filesize
56KB
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Filesize
56KB
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Filesize
56KB
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Filesize
108KB
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Filesize
56KB
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Filesize
108KB
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Filesize
56KB
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Filesize
56KB
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Filesize
108KB