Analysis
-
max time kernel
97s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
11-10-2022 04:44
Static task
static1
Behavioral task
behavioral1
Sample
642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe
Resource
win10v2004-20220812-en
General
-
Target
642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe
-
Size
581KB
-
MD5
65e92cdbbf7ef1e505ff71b309080108
-
SHA1
052307ae2ea5052ab962d69bd92a96d8981097ed
-
SHA256
642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6
-
SHA512
b409863fbb29b182004524159f9e42022e7037afb76e17ddc7da8dd07e4d4af899a9bd9d29416ffe24b7488df64a009f7eb8f1fa6530f40d7f37b44cd2dc0c16
-
SSDEEP
12288:uoMDtCi7NFlZnNqZ9xGrLpZ0ZHEqtgb0U+:ufplNFgxG5eZngb0F
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
pid Process 1700 nbfile0.exe 1732 nbfile1.exe -
Loads dropped DLL 7 IoCs
pid Process 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 1732 nbfile1.exe 1732 nbfile1.exe 1732 nbfile1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
NSIS installer 7 IoCs
resource yara_rule behavioral1/files/0x000b000000012330-65.dat nsis_installer_2 behavioral1/files/0x000b000000012330-66.dat nsis_installer_2 behavioral1/files/0x000b000000012330-68.dat nsis_installer_2 behavioral1/files/0x000b000000012330-70.dat nsis_installer_2 behavioral1/files/0x000b000000012330-71.dat nsis_installer_2 behavioral1/files/0x000b000000012330-72.dat nsis_installer_2 behavioral1/files/0x000b000000012330-73.dat nsis_installer_2 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{3953D7C1-492F-11ED-954F-D29BCC0F3FEF} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a000000000200000000001066000000010000200000008a0c8da28005207814bf17df8d6e1a7a56e1d5b77686cd3339769163cfef8cf2000000000e8000000002000020000000609699fb1aa5a51979f89afd33fd33044696c4a7e7c913a264151a48538bdef020000000a6228fbb4293b02c4e5cc93ba5396bc5a37a5dbdc18f8bbf3cc68493a0241cb5400000003341821c91fb3f3f27d2c68c0d38beb28a98f249ff284936eb19fd49cedec30d598bf27d986bdee9013086dc191d48237764e4a302936f177b2b61d54c450863 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 404974183cddd801 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372235244" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1700 nbfile0.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 940 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 1700 nbfile0.exe 940 IEXPLORE.EXE 940 IEXPLORE.EXE 1496 IEXPLORE.EXE 1496 IEXPLORE.EXE 1496 IEXPLORE.EXE 1496 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 1368 wrote to memory of 1700 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 27 PID 1368 wrote to memory of 1700 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 27 PID 1368 wrote to memory of 1700 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 27 PID 1368 wrote to memory of 1700 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 27 PID 1700 wrote to memory of 940 1700 nbfile0.exe 28 PID 1700 wrote to memory of 940 1700 nbfile0.exe 28 PID 1700 wrote to memory of 940 1700 nbfile0.exe 28 PID 1700 wrote to memory of 940 1700 nbfile0.exe 28 PID 940 wrote to memory of 1496 940 IEXPLORE.EXE 30 PID 940 wrote to memory of 1496 940 IEXPLORE.EXE 30 PID 940 wrote to memory of 1496 940 IEXPLORE.EXE 30 PID 940 wrote to memory of 1496 940 IEXPLORE.EXE 30 PID 1700 wrote to memory of 1072 1700 nbfile0.exe 31 PID 1700 wrote to memory of 1072 1700 nbfile0.exe 31 PID 1700 wrote to memory of 1072 1700 nbfile0.exe 31 PID 1700 wrote to memory of 1072 1700 nbfile0.exe 31 PID 1368 wrote to memory of 1732 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 32 PID 1368 wrote to memory of 1732 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 32 PID 1368 wrote to memory of 1732 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 32 PID 1368 wrote to memory of 1732 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 32 PID 1368 wrote to memory of 1732 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 32 PID 1368 wrote to memory of 1732 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 32 PID 1368 wrote to memory of 1732 1368 642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe 32 PID 1732 wrote to memory of 1568 1732 nbfile1.exe 33 PID 1732 wrote to memory of 1568 1732 nbfile1.exe 33 PID 1732 wrote to memory of 1568 1732 nbfile1.exe 33 PID 1732 wrote to memory of 1568 1732 nbfile1.exe 33 PID 1732 wrote to memory of 1568 1732 nbfile1.exe 33 PID 1732 wrote to memory of 1568 1732 nbfile1.exe 33 PID 1732 wrote to memory of 1568 1732 nbfile1.exe 33 PID 1732 wrote to memory of 1552 1732 nbfile1.exe 34 PID 1732 wrote to memory of 1552 1732 nbfile1.exe 34 PID 1732 wrote to memory of 1552 1732 nbfile1.exe 34 PID 1732 wrote to memory of 1552 1732 nbfile1.exe 34 PID 1732 wrote to memory of 1552 1732 nbfile1.exe 34 PID 1732 wrote to memory of 1552 1732 nbfile1.exe 34 PID 1732 wrote to memory of 1552 1732 nbfile1.exe 34
Processes
-
C:\Users\Admin\AppData\Local\Temp\642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe"C:\Users\Admin\AppData\Local\Temp\642767610fe5380f4a99aa636d94c0bd1226910a7feadd66c4212523407d9ef6.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Users\Admin\AppData\Local\Temp\nbfile0.exeC:\Users\Admin\AppData\Local\Temp\nbfile0.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://down.97199.com/install2/?sl33⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:940 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:940 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1496
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\nbfile0.exe3⤵PID:1072
-
-
-
C:\Users\Admin\AppData\Local\Temp\nbfile1.exeC:\Users\Admin\AppData\Local\Temp\nbfile1.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\newsetup.vbs"3⤵PID:1568
-
-
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\1.vbs"3⤵PID:1552
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
-
Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
-
Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
-
Filesize
603B
MD54d0dd60bbabfc7a7444a04ce85704b3a
SHA1d78ab49b5a3283d48942125c3e21d1e368aaf969
SHA256607dac7fb9c9a04f00d3926bea1662cccc1696a7f6179eed02d8baf4408dde6b
SHA51262ef875119a5e5dafdc49d5964966c37d060349b912be91ed4a4cab0a6125414b8372c0dfd58fe497213ef28caf61617ed50af5ea05db18743095a28500263db
-
Filesize
651B
MD54736e7158c27f244482f5a614b9dbdae
SHA1d3a0e95a81e9e3ec95cfd596b25749a0e24e27b9
SHA256b8229bc8d6b0013858fb9599cb510afa4566a439164b2c7444c449540a124acc
SHA512cebf895dd3ec3822c42b78bac49c685b063cb5afcbcfb3850b073cb118d086c5fa75ec50b6e73d90e14f2c6b595752ad87910b8cf27378424d72a9ea309bf824
-
Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
-
Filesize
467KB
MD574869a0346ab36bbba85022612505121
SHA12cd02f46f2f9f46eaf15fce40a3bf4781f80cf8a
SHA2566de866b5c8abb1db9b2be231b365c1aa029118fbc58823f443f00e3a33dff18a
SHA512723812083113cff82aa5e2243759c572518865e351cc81b7c2b85a05557862dbbd7a98b964ff6f3aa3802bb5d4dab01a14147211495fc5803d9ddb7b715f4de5
-
Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
-
Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
-
Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
-
Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9
-
Filesize
52KB
MD5c4ddf11ebdbf9d8397d710d2cb4e2fab
SHA18008c97e7d6ff92deb3e1755a614f4afedca92b9
SHA25667a632049e45c25de35b533659624ca24f8e70447abca015bf5776ce6cb3ded6
SHA5123c9be7b92208e8c0f57ab8048108714e06b2aa896a479f61637a93a9eacb4818fcb25ce3d4e1a24086558daeae65d4b482b2c1cfba3df202c396e2bc218362e9