Analysis
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max time kernel
55s -
max time network
56s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
10-01-2023 04:32
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
General
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Target
file.exe
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Size
1.2MB
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MD5
f5cb54d4dbfcd2181d202434ec003fc0
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SHA1
0d13b055d3bfff7bc581b7accc5c5280dd2428a7
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SHA256
6fda8bc575c28283d7df4e0460ae818a554a8dc086ec47b3f2f0283b798d54aa
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SHA512
1802d54567828d6eb04ed3d916413e0725d88c1f4d0f0a593c9548f3e249430955468be7b03c69b6b52e34f7f5c893c2b69aedd0dd04232227e72705d1744022
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SSDEEP
24576:R20+CSEpFqThtDnnoBeYQz/HoAc9G1RONT0YvyrSkl5l/Hld:R2KSEcxnnoIYK1i0YvOl5V
Malware Config
Extracted
nymaim
45.139.105.171
85.31.46.167
Signatures
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Executes dropped EXE 3 IoCs
Processes:
file.tmpKitFiles136.exeGodDaZtsT.exepid process 1996 file.tmp 1492 KitFiles136.exe 1332 GodDaZtsT.exe -
Loads dropped DLL 6 IoCs
Processes:
file.exefile.tmpKitFiles136.exepid process 2032 file.exe 1996 file.tmp 1996 file.tmp 1996 file.tmp 1996 file.tmp 1492 KitFiles136.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 17 IoCs
Processes:
file.tmpdescription ioc process File created C:\Program Files (x86)\Split Files\language\is-GM61P.tmp file.tmp File created C:\Program Files (x86)\Split Files\is-SGJCL.tmp file.tmp File opened for modification C:\Program Files (x86)\Split Files\unins000.dat file.tmp File created C:\Program Files (x86)\Split Files\unins000.dat file.tmp File created C:\Program Files (x86)\Split Files\is-IN2DP.tmp file.tmp File created C:\Program Files (x86)\Split Files\language\is-RNVAQ.tmp file.tmp File created C:\Program Files (x86)\Split Files\language\is-ANBMS.tmp file.tmp File opened for modification C:\Program Files (x86)\Split Files\KitFiles136.exe file.tmp File created C:\Program Files (x86)\Split Files\language\is-3A9BP.tmp file.tmp File created C:\Program Files (x86)\Split Files\language\is-UVAI3.tmp file.tmp File created C:\Program Files (x86)\Split Files\language\is-AD47K.tmp file.tmp File created C:\Program Files (x86)\Split Files\language\is-2DEG8.tmp file.tmp File created C:\Program Files (x86)\Split Files\is-GOAM1.tmp file.tmp File created C:\Program Files (x86)\Split Files\is-O7PT5.tmp file.tmp File created C:\Program Files (x86)\Split Files\language\is-QVKP2.tmp file.tmp File created C:\Program Files (x86)\Split Files\language\is-17194.tmp file.tmp File created C:\Program Files (x86)\Split Files\is-01BH1.tmp 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 628 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
KitFiles136.exepid process 1492 KitFiles136.exe 1492 KitFiles136.exe 1492 KitFiles136.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 628 taskkill.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
file.exefile.tmpKitFiles136.execmd.exedescription pid process target process PID 2032 wrote to memory of 1996 2032 file.exe file.tmp PID 2032 wrote to memory of 1996 2032 file.exe file.tmp PID 2032 wrote to memory of 1996 2032 file.exe file.tmp PID 2032 wrote to memory of 1996 2032 file.exe file.tmp PID 2032 wrote to memory of 1996 2032 file.exe file.tmp PID 2032 wrote to memory of 1996 2032 file.exe file.tmp PID 2032 wrote to memory of 1996 2032 file.exe file.tmp PID 1996 wrote to memory of 1492 1996 file.tmp KitFiles136.exe PID 1996 wrote to memory of 1492 1996 file.tmp KitFiles136.exe PID 1996 wrote to memory of 1492 1996 file.tmp KitFiles136.exe PID 1996 wrote to memory of 1492 1996 file.tmp KitFiles136.exe PID 1492 wrote to memory of 1332 1492 KitFiles136.exe GodDaZtsT.exe PID 1492 wrote to memory of 1332 1492 KitFiles136.exe GodDaZtsT.exe PID 1492 wrote to memory of 1332 1492 KitFiles136.exe GodDaZtsT.exe PID 1492 wrote to memory of 1332 1492 KitFiles136.exe GodDaZtsT.exe PID 1492 wrote to memory of 1740 1492 KitFiles136.exe cmd.exe PID 1492 wrote to memory of 1740 1492 KitFiles136.exe cmd.exe PID 1492 wrote to memory of 1740 1492 KitFiles136.exe cmd.exe PID 1492 wrote to memory of 1740 1492 KitFiles136.exe cmd.exe PID 1740 wrote to memory of 628 1740 cmd.exe taskkill.exe PID 1740 wrote to memory of 628 1740 cmd.exe taskkill.exe PID 1740 wrote to memory of 628 1740 cmd.exe taskkill.exe PID 1740 wrote to memory of 628 1740 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
PID:2032 -
C:\Users\Admin\AppData\Local\Temp\is-HOJV9.tmp\file.tmp"C:\Users\Admin\AppData\Local\Temp\is-HOJV9.tmp\file.tmp" /SL5="$70122,1038436,51712,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
PID:1996 -
C:\Program Files (x86)\Split Files\KitFiles136.exe"C:\Program Files (x86)\Split Files\KitFiles136.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Users\Admin\AppData\Roaming\{846ee340-7039-11de-9d20-806e6f6e6963}\GodDaZtsT.exe4⤵
- Executes dropped EXE
PID:1332 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im "KitFiles136.exe" /f & erase "C:\Program Files (x86)\Split Files\KitFiles136.exe" & exit4⤵
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im "KitFiles136.exe" /f5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:628
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5bbe7332e6039fc8a3fd05cc59162f5e6
SHA173450857c2ac1492b74806f04ba5c84d7ab76355
SHA256de842bd5071e299deb10784348c7e914924ab3aa0e0633b304b722e3412c6ca0
SHA512269730ece0b8450daa9415e1d146bae41cc0e07737b8947257b1c48ab97291aa174e4509f623fd2d7f4b757cd5b7db7ae9f4c0c6af7169eb3920471c12c86f15
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Filesize
1.8MB
MD5bbe7332e6039fc8a3fd05cc59162f5e6
SHA173450857c2ac1492b74806f04ba5c84d7ab76355
SHA256de842bd5071e299deb10784348c7e914924ab3aa0e0633b304b722e3412c6ca0
SHA512269730ece0b8450daa9415e1d146bae41cc0e07737b8947257b1c48ab97291aa174e4509f623fd2d7f4b757cd5b7db7ae9f4c0c6af7169eb3920471c12c86f15
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Filesize
692KB
MD5011df348d33aeb3103be711e7aaad000
SHA1eff06d4777d24ab7c2384737b846b7df7c9dd5ae
SHA2564f50389dd834b3268fcc673f791d82a61142eeb7baaa54a03668516df18507ef
SHA512e4b76ac1058880a8ba633f0ff37657594a92231cc6093b80dc6c3617d3edd045f1a3592c2b04cf5acbdbb599d2e4b9e079a47e92692912f4f0d7d189dd14b375
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Filesize
692KB
MD5011df348d33aeb3103be711e7aaad000
SHA1eff06d4777d24ab7c2384737b846b7df7c9dd5ae
SHA2564f50389dd834b3268fcc673f791d82a61142eeb7baaa54a03668516df18507ef
SHA512e4b76ac1058880a8ba633f0ff37657594a92231cc6093b80dc6c3617d3edd045f1a3592c2b04cf5acbdbb599d2e4b9e079a47e92692912f4f0d7d189dd14b375
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c
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Filesize
1.8MB
MD5bbe7332e6039fc8a3fd05cc59162f5e6
SHA173450857c2ac1492b74806f04ba5c84d7ab76355
SHA256de842bd5071e299deb10784348c7e914924ab3aa0e0633b304b722e3412c6ca0
SHA512269730ece0b8450daa9415e1d146bae41cc0e07737b8947257b1c48ab97291aa174e4509f623fd2d7f4b757cd5b7db7ae9f4c0c6af7169eb3920471c12c86f15
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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
692KB
MD5011df348d33aeb3103be711e7aaad000
SHA1eff06d4777d24ab7c2384737b846b7df7c9dd5ae
SHA2564f50389dd834b3268fcc673f791d82a61142eeb7baaa54a03668516df18507ef
SHA512e4b76ac1058880a8ba633f0ff37657594a92231cc6093b80dc6c3617d3edd045f1a3592c2b04cf5acbdbb599d2e4b9e079a47e92692912f4f0d7d189dd14b375
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Filesize
72KB
MD53fb36cb0b7172e5298d2992d42984d06
SHA1439827777df4a337cbb9fa4a4640d0d3fa1738b7
SHA25627ae813ceff8aa56e9fa68c8e50bb1c6c4a01636015eac4bd8bf444afb7020d6
SHA5126b39cb32d77200209a25080ac92bc71b1f468e2946b651023793f3585ee6034adc70924dbd751cf4a51b5e71377854f1ab43c2dd287d4837e7b544ff886f470c