Analysis
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max time kernel
60s -
max time network
63s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
25-01-2023 10:01
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
General
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Target
file.exe
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Size
1.7MB
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MD5
f3e47d9ef54b7783e66a3267906c4a51
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SHA1
e2352a47e9c80d619f6a8a8f86ed9483708dab58
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SHA256
3934b66fb8cbbaf868f60d3d7fd20d38a8069c454e4128ed802b247f9c0cc22d
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SHA512
e881c730725c71e4c1344aaf9f23ec3b9ef1dccb225d6b2fdf2f3a4555c7e9a56a0881327871bb9c2fff0542945f6ca385abac4efa892206d7d8cb7b2af6e761
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SSDEEP
49152:ZlZbZ4P0MDMpNtEmFmsbk5hn5c9LCgv2MR:NuMphA5cBv2MR
Malware Config
Extracted
gcleaner
45.12.253.56
45.12.253.72
45.12.253.98
45.12.253.75
Signatures
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Executes dropped EXE 3 IoCs
Processes:
file.tmpfinalrecovery.exeASPwo.exepid process 984 file.tmp 860 finalrecovery.exe 1872 ASPwo.exe -
Loads dropped DLL 6 IoCs
Processes:
file.exefile.tmpfinalrecovery.exepid process 2024 file.exe 984 file.tmp 984 file.tmp 984 file.tmp 984 file.tmp 860 finalrecovery.exe -
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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Drops file in Program Files directory 9 IoCs
Processes:
file.tmpdescription ioc process File created C:\Program Files (x86)\FgasoftFR\FinalRecovery\unins000.dat file.tmp File created C:\Program Files (x86)\FgasoftFR\FinalRecovery\is-FD6C3.tmp file.tmp File created C:\Program Files (x86)\FgasoftFR\FinalRecovery\is-LRBPM.tmp file.tmp File created C:\Program Files (x86)\FgasoftFR\FinalRecovery\is-ND2QR.tmp file.tmp File created C:\Program Files (x86)\FgasoftFR\FinalRecovery\is-J19IU.tmp file.tmp File created C:\Program Files (x86)\FgasoftFR\FinalRecovery\data\is-PI8H4.tmp file.tmp File created C:\Program Files (x86)\FgasoftFR\FinalRecovery\is-AAL6J.tmp file.tmp File opened for modification C:\Program Files (x86)\FgasoftFR\FinalRecovery\unins000.dat file.tmp File opened for modification C:\Program Files (x86)\FgasoftFR\FinalRecovery\finalrecovery.exe file.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 1944 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
finalrecovery.exepid process 860 finalrecovery.exe 860 finalrecovery.exe 860 finalrecovery.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 1944 taskkill.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
file.exefile.tmpfinalrecovery.execmd.exedescription pid process target process PID 2024 wrote to memory of 984 2024 file.exe file.tmp PID 2024 wrote to memory of 984 2024 file.exe file.tmp PID 2024 wrote to memory of 984 2024 file.exe file.tmp PID 2024 wrote to memory of 984 2024 file.exe file.tmp PID 2024 wrote to memory of 984 2024 file.exe file.tmp PID 2024 wrote to memory of 984 2024 file.exe file.tmp PID 2024 wrote to memory of 984 2024 file.exe file.tmp PID 984 wrote to memory of 860 984 file.tmp finalrecovery.exe PID 984 wrote to memory of 860 984 file.tmp finalrecovery.exe PID 984 wrote to memory of 860 984 file.tmp finalrecovery.exe PID 984 wrote to memory of 860 984 file.tmp finalrecovery.exe PID 860 wrote to memory of 1872 860 finalrecovery.exe ASPwo.exe PID 860 wrote to memory of 1872 860 finalrecovery.exe ASPwo.exe PID 860 wrote to memory of 1872 860 finalrecovery.exe ASPwo.exe PID 860 wrote to memory of 1872 860 finalrecovery.exe ASPwo.exe PID 860 wrote to memory of 1956 860 finalrecovery.exe cmd.exe PID 860 wrote to memory of 1956 860 finalrecovery.exe cmd.exe PID 860 wrote to memory of 1956 860 finalrecovery.exe cmd.exe PID 860 wrote to memory of 1956 860 finalrecovery.exe cmd.exe PID 1956 wrote to memory of 1944 1956 cmd.exe taskkill.exe PID 1956 wrote to memory of 1944 1956 cmd.exe taskkill.exe PID 1956 wrote to memory of 1944 1956 cmd.exe taskkill.exe PID 1956 wrote to memory of 1944 1956 cmd.exe taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-809H7.tmp\file.tmp"C:\Users\Admin\AppData\Local\Temp\is-809H7.tmp\file.tmp" /SL5="$70120,1531341,54272,C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\FgasoftFR\FinalRecovery\finalrecovery.exe"C:\Program Files (x86)\FgasoftFR\FinalRecovery\finalrecovery.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ASPwo.exe
- Executes dropped EXE
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "finalrecovery.exe" /f & erase "C:\Program Files (x86)\FgasoftFR\FinalRecovery\finalrecovery.exe" & exit4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /im "finalrecovery.exe" /f5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Program Files (x86)\FgasoftFR\FinalRecovery\finalrecovery.exeFilesize
1.3MB
MD562c3c49020708fb6322a35fe2e4ab433
SHA191e16efe478ba41980a12a7669740080aba825e3
SHA256dec28f4169939d6dc934d2be6be45490ebfc181829727223aa4ccefabbe4ff7d
SHA5121c7e68208d3a8ae2535c738813efab7cb75dba8ceafd8a48516a4f2abfd623640e4db43985840850aad751c66bc1f5934a0143518f79916fea5dbfced5930b6c
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C:\Program Files (x86)\FgasoftFR\FinalRecovery\finalrecovery.exeFilesize
1.3MB
MD562c3c49020708fb6322a35fe2e4ab433
SHA191e16efe478ba41980a12a7669740080aba825e3
SHA256dec28f4169939d6dc934d2be6be45490ebfc181829727223aa4ccefabbe4ff7d
SHA5121c7e68208d3a8ae2535c738813efab7cb75dba8ceafd8a48516a4f2abfd623640e4db43985840850aad751c66bc1f5934a0143518f79916fea5dbfced5930b6c
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C:\Users\Admin\AppData\Local\Temp\is-809H7.tmp\file.tmpFilesize
696KB
MD5d76329b30db65f61d55b20f36b56da26
SHA15e4c77b723ae8f05b3ae6afeee735a4355f00663
SHA256229fbcb11ee7d1f082b6411610e95f726eec4e6737e6b6392719df4f0fe3fa1d
SHA512a291aed0897315e88b6378b1db10ada05bda8c1eccaf73de23f409fe61860ebd1dbb422063e00996584d3b4b100122931d5bbab54a88951706d75efcc660f70d
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C:\Users\Admin\AppData\Local\Temp\is-809H7.tmp\file.tmpFilesize
696KB
MD5d76329b30db65f61d55b20f36b56da26
SHA15e4c77b723ae8f05b3ae6afeee735a4355f00663
SHA256229fbcb11ee7d1f082b6411610e95f726eec4e6737e6b6392719df4f0fe3fa1d
SHA512a291aed0897315e88b6378b1db10ada05bda8c1eccaf73de23f409fe61860ebd1dbb422063e00996584d3b4b100122931d5bbab54a88951706d75efcc660f70d
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C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ASPwo.exeFilesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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\Program Files (x86)\FgasoftFR\FinalRecovery\finalrecovery.exeFilesize
1.3MB
MD562c3c49020708fb6322a35fe2e4ab433
SHA191e16efe478ba41980a12a7669740080aba825e3
SHA256dec28f4169939d6dc934d2be6be45490ebfc181829727223aa4ccefabbe4ff7d
SHA5121c7e68208d3a8ae2535c738813efab7cb75dba8ceafd8a48516a4f2abfd623640e4db43985840850aad751c66bc1f5934a0143518f79916fea5dbfced5930b6c
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\Users\Admin\AppData\Local\Temp\is-809H7.tmp\file.tmpFilesize
696KB
MD5d76329b30db65f61d55b20f36b56da26
SHA15e4c77b723ae8f05b3ae6afeee735a4355f00663
SHA256229fbcb11ee7d1f082b6411610e95f726eec4e6737e6b6392719df4f0fe3fa1d
SHA512a291aed0897315e88b6378b1db10ada05bda8c1eccaf73de23f409fe61860ebd1dbb422063e00996584d3b4b100122931d5bbab54a88951706d75efcc660f70d
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\Users\Admin\AppData\Local\Temp\is-V10V1.tmp\_isetup\_iscrypt.dllFilesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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\Users\Admin\AppData\Local\Temp\is-V10V1.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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\Users\Admin\AppData\Local\Temp\is-V10V1.tmp\_isetup\_shfoldr.dllFilesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\ASPwo.exeFilesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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memory/860-70-0x0000000000400000-0x0000000001344000-memory.dmpFilesize
15.3MB
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memory/860-78-0x0000000000400000-0x0000000001344000-memory.dmpFilesize
15.3MB
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memory/860-85-0x0000000000400000-0x0000000001344000-memory.dmpFilesize
15.3MB
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memory/860-82-0x0000000000400000-0x0000000001344000-memory.dmpFilesize
15.3MB
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memory/860-71-0x0000000000400000-0x0000000001344000-memory.dmpFilesize
15.3MB
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memory/860-73-0x0000000000400000-0x0000000001344000-memory.dmpFilesize
15.3MB
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memory/860-66-0x0000000000000000-mapping.dmp
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memory/860-79-0x0000000010000000-0x000000001001B000-memory.dmpFilesize
108KB
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memory/984-77-0x0000000003620000-0x0000000004564000-memory.dmpFilesize
15.3MB
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memory/984-58-0x0000000000000000-mapping.dmp
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memory/984-69-0x0000000003620000-0x0000000004564000-memory.dmpFilesize
15.3MB
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memory/1872-75-0x0000000000000000-mapping.dmp
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memory/1944-84-0x0000000000000000-mapping.dmp
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memory/1956-83-0x0000000000000000-mapping.dmp
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memory/2024-68-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2024-54-0x00000000759F1000-0x00000000759F3000-memory.dmpFilesize
8KB
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memory/2024-86-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/2024-55-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB