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Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
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submitted
18/08/2024, 01:27
General
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Target
315d043b99f988ce9d9f69d7225292eb44623a97c1a029933b62ede699fa9f13.exe
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Size
146KB
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MD5
6edfb62405f50d7fb16882ca9b16ed36
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SHA1
73c346267e9527ca5886bf8a90b77f9ebceb58fe
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SHA256
315d043b99f988ce9d9f69d7225292eb44623a97c1a029933b62ede699fa9f13
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SHA512
b3ea04a001c846af5d93435db055986a448fc5d01e86a9292937ce085609b653d41719111d2d031c8b6694eb01d5856e86f9e1a65e8cdc43af51a8ed3d370d2f
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SSDEEP
3072:PqJogYkcSNm9V7DGoNK696RTpfnEsCygHQlyT:Pq2kc4m9tDHNK6UlJ9CyN
Malware Config
Signatures
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Renames multiple (364) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 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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Drops desktop.ini file(s) 2 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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Suspicious use of NtSetInformationThreadHideFromDebugger 1 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 3 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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Suspicious behavior: EnumeratesProcesses 12 IoCs
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Suspicious behavior: RenamesItself 26 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\315d043b99f988ce9d9f69d7225292eb44623a97c1a029933b62ede699fa9f13.exe"C:\Users\Admin\AppData\Local\Temp\315d043b99f988ce9d9f69d7225292eb44623a97c1a029933b62ede699fa9f13.exe"1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\ProgramData\F077.tmp"C:\ProgramData\F077.tmp"2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\F077.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x1481⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
129B
MD58c242587d2357f025a53d576f3326dcc
SHA177a17b87d55e57ad2f80e831f4611fade86a1a75
SHA2562e6374746d789eafae22dc19396d1edcdae293744750e92ea90fec9f63f4ef03
SHA512e54422e75cc4121bb74b1b1e5b034ac8fbefdeb1ed5cb2f45f325191ed0de1d1a90356e74205b48d051519f080d22eb6dc9cc939a08a518c5a19b065ff6128ff
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Filesize
146KB
MD5d7c28e3cff294c6dbd4e8b5e878373d6
SHA1178e3c1dd91d4b9acb951dd16ea2490863b52348
SHA256ee56395c26b1cdffa03a6a3b5bf10517f3f41345ba5212d5fea8dca3a509f18b
SHA5128f69c05522d7c35cf869388bc69aace436789e36ea898b9a21ebc3e6e9b0e7e56a48b5c941632440c17ce61bf7b6a44420bf5db5669d19dfc6ee7f94fb68c756
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Filesize
597B
MD58b868d53629149c6b3a461ff64ce8cef
SHA1b8a0b57cfe78c6d8468bdd5ef52411765a456e41
SHA2565f8d2cdb81cac5d0b7df3bae0634042b305b4ac7ad06c728b21df0ea9628da25
SHA5122fbb224b435621bc8947caf5aa4e294725f7df1c79dfaae1674086c8e92fcdb106d734680ac58e02b112613c778b582b2eaa8e6979dc1d75dc1dccab54f7c337
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Filesize
129B
MD5f9cac894a9f66a0a70d92e9a6a569b56
SHA17dff57fe5dc482e94b64561c83a36456ab43e254
SHA25645d63af2b3661eb919b655f5e70d7e842f928f2cb2c8d41a63fa2cae1e1449f6
SHA51297f47c4f9761b01e584bb50efa6dc7dc97cc1ce05134a5a6d57caf34fe2bd9512d76066f65982b15cba0c89b4cc0362510c50b0fe330f7c40b735ef5a479d48f
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
256KB
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Filesize
4KB
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Filesize
256KB
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Filesize
4KB
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Filesize
256KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB