Analysis
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max time kernel
61s -
max time network
63s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
04/11/2022, 11:31
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
General
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Target
file.exe
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Size
2.9MB
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MD5
01d6e9421896e8763e89bebbc75865b4
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SHA1
bdf5625dc7e94e0845c1b2aed08184ae9389099c
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SHA256
05d039aca24c564f72119b2ebc8b81827a98094bafb248a088d0406a10ed7aa3
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SHA512
97b2832470f0f11a75162718b7f46f71ab1802e36afb78d1be4bee17508f07c65f05e40e3a1fd5423451a80a1630c75d0ec2f8f9848b5991613f884e8e096b7f
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SSDEEP
49152:Z2S1A8Q/jxC8GPXJYdOFfLvI3vsNAZyykq7uSboCCzenB9wRdMM18/q16+Tm9v3D:MSi8Q/9C8mzFfTfNAZS1SoA9w7OqU+aT
Malware Config
Extracted
nymaim
45.139.105.171
85.31.46.167
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1020 is-655O1.tmp 744 fpsearcher69.exe 564 VsFmGg79o6iNY.exe -
Loads dropped DLL 6 IoCs
pid Process 1336 file.exe 1020 is-655O1.tmp 1020 is-655O1.tmp 1020 is-655O1.tmp 1020 is-655O1.tmp 744 fpsearcher69.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 12 IoCs
description ioc Process File created C:\Program Files (x86)\fpSearcher\is-QIAVD.tmp is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-572ST.tmp is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-0FCUU.tmp is-655O1.tmp File opened for modification C:\Program Files (x86)\fpSearcher\unins000.dat is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\unins000.dat is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-7NCGJ.tmp is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-8SEOL.tmp is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-3RNCL.tmp is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-OSL1J.tmp is-655O1.tmp File opened for modification C:\Program Files (x86)\fpSearcher\fpsearcher69.exe is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-BU0I9.tmp is-655O1.tmp File created C:\Program Files (x86)\fpSearcher\is-MOR5B.tmp is-655O1.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
pid Process 1060 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 744 fpsearcher69.exe 744 fpsearcher69.exe 744 fpsearcher69.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1060 taskkill.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 1336 wrote to memory of 1020 1336 file.exe 27 PID 1336 wrote to memory of 1020 1336 file.exe 27 PID 1336 wrote to memory of 1020 1336 file.exe 27 PID 1336 wrote to memory of 1020 1336 file.exe 27 PID 1336 wrote to memory of 1020 1336 file.exe 27 PID 1336 wrote to memory of 1020 1336 file.exe 27 PID 1336 wrote to memory of 1020 1336 file.exe 27 PID 1020 wrote to memory of 744 1020 is-655O1.tmp 28 PID 1020 wrote to memory of 744 1020 is-655O1.tmp 28 PID 1020 wrote to memory of 744 1020 is-655O1.tmp 28 PID 1020 wrote to memory of 744 1020 is-655O1.tmp 28 PID 744 wrote to memory of 564 744 fpsearcher69.exe 31 PID 744 wrote to memory of 564 744 fpsearcher69.exe 31 PID 744 wrote to memory of 564 744 fpsearcher69.exe 31 PID 744 wrote to memory of 564 744 fpsearcher69.exe 31 PID 744 wrote to memory of 1760 744 fpsearcher69.exe 32 PID 744 wrote to memory of 1760 744 fpsearcher69.exe 32 PID 744 wrote to memory of 1760 744 fpsearcher69.exe 32 PID 744 wrote to memory of 1760 744 fpsearcher69.exe 32 PID 1760 wrote to memory of 1060 1760 cmd.exe 34 PID 1760 wrote to memory of 1060 1760 cmd.exe 34 PID 1760 wrote to memory of 1060 1760 cmd.exe 34 PID 1760 wrote to memory of 1060 1760 cmd.exe 34
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
PID:1336 -
C:\Users\Admin\AppData\Local\Temp\is-ACROI.tmp\is-655O1.tmp"C:\Users\Admin\AppData\Local\Temp\is-ACROI.tmp\is-655O1.tmp" /SL4 $70122 "C:\Users\Admin\AppData\Local\Temp\file.exe" 2751318 527362⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1020 -
C:\Program Files (x86)\fpSearcher\fpsearcher69.exe"C:\Program Files (x86)\fpSearcher\fpsearcher69.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\VsFmGg79o6iNY.exe
- Executes dropped EXE
PID:564
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "fpsearcher69.exe" /f & erase "C:\Program Files (x86)\fpSearcher\fpsearcher69.exe" & exit4⤵
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "fpsearcher69.exe" /f5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1060
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
4.3MB
MD5e947d3a2dc5190dfd3b2c7d9667f6593
SHA149a3047c2040018d36e196e4a0fe71f7361dcfaf
SHA256c003c8e419abb2281c808f4b16c8605be6235b0f9ec26b42f39508130e13b4fd
SHA5122909beea26fc3c9e684c46034a062066de3b9ca291462c9485cf9568dfdaf68b6f97b51071d9e53a09649b38dad6df15142de8c4e1d333f9b15b3f77f6124764
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Filesize
4.3MB
MD5e947d3a2dc5190dfd3b2c7d9667f6593
SHA149a3047c2040018d36e196e4a0fe71f7361dcfaf
SHA256c003c8e419abb2281c808f4b16c8605be6235b0f9ec26b42f39508130e13b4fd
SHA5122909beea26fc3c9e684c46034a062066de3b9ca291462c9485cf9568dfdaf68b6f97b51071d9e53a09649b38dad6df15142de8c4e1d333f9b15b3f77f6124764
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Filesize
657KB
MD57cd12c54a9751ca6eee6ab0c85fb68f5
SHA176562e9b7888b6d20d67addb5a90b68b54a51987
SHA256e82cabb027db8846c3430be760f137afa164c36f9e1b93a6e34c96de0b2c5a5f
SHA51227ba5d2f719aaac2ead6fb42f23af3aa866f75026be897cd2f561f3e383904e89e6043bd22b4ae24f69787bd258a68ff696c09c03d656cbf7c79c2a52d8d82cc
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Filesize
657KB
MD57cd12c54a9751ca6eee6ab0c85fb68f5
SHA176562e9b7888b6d20d67addb5a90b68b54a51987
SHA256e82cabb027db8846c3430be760f137afa164c36f9e1b93a6e34c96de0b2c5a5f
SHA51227ba5d2f719aaac2ead6fb42f23af3aa866f75026be897cd2f561f3e383904e89e6043bd22b4ae24f69787bd258a68ff696c09c03d656cbf7c79c2a52d8d82cc
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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Filesize
4.3MB
MD5e947d3a2dc5190dfd3b2c7d9667f6593
SHA149a3047c2040018d36e196e4a0fe71f7361dcfaf
SHA256c003c8e419abb2281c808f4b16c8605be6235b0f9ec26b42f39508130e13b4fd
SHA5122909beea26fc3c9e684c46034a062066de3b9ca291462c9485cf9568dfdaf68b6f97b51071d9e53a09649b38dad6df15142de8c4e1d333f9b15b3f77f6124764
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Filesize
657KB
MD57cd12c54a9751ca6eee6ab0c85fb68f5
SHA176562e9b7888b6d20d67addb5a90b68b54a51987
SHA256e82cabb027db8846c3430be760f137afa164c36f9e1b93a6e34c96de0b2c5a5f
SHA51227ba5d2f719aaac2ead6fb42f23af3aa866f75026be897cd2f561f3e383904e89e6043bd22b4ae24f69787bd258a68ff696c09c03d656cbf7c79c2a52d8d82cc
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c