Analysis
-
max time kernel
128s -
max time network
159s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 21:46
Static task
static1
Behavioral task
behavioral1
Sample
bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe
Resource
win10v2004-20221111-en
General
-
Target
bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe
-
Size
581KB
-
MD5
b5c469454c5b1161d56afbaefacf6aaf
-
SHA1
9fd7da5890bf901a6fdcfd5dc94c0ab46e556141
-
SHA256
bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca
-
SHA512
2ba003fa283a5aab01731601b02c8b78d2c0588df2358510b0c1f9c880f462506124802aaa82dd457cb08a51d1e68d05b5ebe18a09b57ead0bf12cb8ca1818d7
-
SSDEEP
12288:uoMDtCi7NFlZnNqZ9xGrLpZ0ZHEqtgb0UH:ufplNFgxG5eZngb0I
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
pid Process 952 nbfile0.exe 1592 nbfile1.exe -
Loads dropped DLL 7 IoCs
pid Process 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 1592 nbfile1.exe 1592 nbfile1.exe 1592 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/0x000600000001422f-65.dat nsis_installer_2 behavioral1/files/0x000600000001422f-66.dat nsis_installer_2 behavioral1/files/0x000600000001422f-68.dat nsis_installer_2 behavioral1/files/0x000600000001422f-70.dat nsis_installer_2 behavioral1/files/0x000600000001422f-72.dat nsis_installer_2 behavioral1/files/0x000600000001422f-71.dat nsis_installer_2 behavioral1/files/0x000600000001422f-73.dat nsis_installer_2 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b01f0348d908d901 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fbec07815684004d899a318f710de6af00000000020000000000106600000001000020000000848b000e596ba61e758581dbf43cd8529ffe6a953d4c0d22bf3b8fbb043e7d66000000000e8000000002000020000000f97dddef4903b8481f1c944531f56818777996bdba12e0967ea257adfdd3a49020000000f0494965439305e4291127f096ee4c789e4eda461bceed3052d5d362d0a959b24000000009142384b4e80d2f28f26c3063964b6763194e4ecd71873988931d40e3e59760e8bf3d2520c8a12efc75a7f79817c7fa2572fd40584a322f8a99c453d13e13c1 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377030629" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000fbec07815684004d899a318f710de6af00000000020000000000106600000001000020000000b3d83bd9576e94c9abcece93eaf9f3105787e4afcfbcc7102ce8478917104eeb000000000e80000000020000200000009df3ce3cc25ca214ef453b13f5a9c867755e625032ecf5e31e54bcc7558c6f659000000079f27838e6bc6f6dde012a5f304464182ebeae1ae8f930a67eb35535b8b3a00a86bc8a57a278af856f029159e7fdd23600bba486874c13e01fec3c5c831797203b2d6fa71de671dea07e4e6581b64dc6f2b4eaafed90c1437dd5f258d72ed9f47bf3191bef7ae985ccc696c56d9ae3bfb281e559d8f718435185dba7fc6e9344f25104bebc27b1c3cbe10f0307831c5440000000d9364ecbd33ba4fcf57e4456b440cd86df0b23aadb02d21eb6311b78b61a9c5299a8861f5ef81086b71e6055af3cd015e818cfc9c2fdd13afafe72c9b813f1df IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{56840B31-74CC-11ED-96D2-EEBA1A0FFCD1} = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 952 nbfile0.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1480 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 952 nbfile0.exe 1480 IEXPLORE.EXE 1480 IEXPLORE.EXE 1720 IEXPLORE.EXE 1720 IEXPLORE.EXE 1720 IEXPLORE.EXE 1720 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 968 wrote to memory of 952 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 28 PID 968 wrote to memory of 952 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 28 PID 968 wrote to memory of 952 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 28 PID 968 wrote to memory of 952 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 28 PID 952 wrote to memory of 1480 952 nbfile0.exe 29 PID 952 wrote to memory of 1480 952 nbfile0.exe 29 PID 952 wrote to memory of 1480 952 nbfile0.exe 29 PID 952 wrote to memory of 1480 952 nbfile0.exe 29 PID 1480 wrote to memory of 1720 1480 IEXPLORE.EXE 31 PID 1480 wrote to memory of 1720 1480 IEXPLORE.EXE 31 PID 1480 wrote to memory of 1720 1480 IEXPLORE.EXE 31 PID 1480 wrote to memory of 1720 1480 IEXPLORE.EXE 31 PID 952 wrote to memory of 836 952 nbfile0.exe 33 PID 952 wrote to memory of 836 952 nbfile0.exe 33 PID 952 wrote to memory of 836 952 nbfile0.exe 33 PID 952 wrote to memory of 836 952 nbfile0.exe 33 PID 968 wrote to memory of 1592 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 34 PID 968 wrote to memory of 1592 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 34 PID 968 wrote to memory of 1592 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 34 PID 968 wrote to memory of 1592 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 34 PID 968 wrote to memory of 1592 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 34 PID 968 wrote to memory of 1592 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 34 PID 968 wrote to memory of 1592 968 bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe 34 PID 1592 wrote to memory of 756 1592 nbfile1.exe 35 PID 1592 wrote to memory of 756 1592 nbfile1.exe 35 PID 1592 wrote to memory of 756 1592 nbfile1.exe 35 PID 1592 wrote to memory of 756 1592 nbfile1.exe 35 PID 1592 wrote to memory of 756 1592 nbfile1.exe 35 PID 1592 wrote to memory of 756 1592 nbfile1.exe 35 PID 1592 wrote to memory of 756 1592 nbfile1.exe 35 PID 1592 wrote to memory of 1540 1592 nbfile1.exe 36 PID 1592 wrote to memory of 1540 1592 nbfile1.exe 36 PID 1592 wrote to memory of 1540 1592 nbfile1.exe 36 PID 1592 wrote to memory of 1540 1592 nbfile1.exe 36 PID 1592 wrote to memory of 1540 1592 nbfile1.exe 36 PID 1592 wrote to memory of 1540 1592 nbfile1.exe 36 PID 1592 wrote to memory of 1540 1592 nbfile1.exe 36
Processes
-
C:\Users\Admin\AppData\Local\Temp\bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe"C:\Users\Admin\AppData\Local\Temp\bb901bd08a2d721658052b8ae46f42e2e6094a5e6f6ce0b73b401e142b4783ca.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:968 -
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:952 -
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:1480 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1480 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1720
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\nbfile0.exe3⤵PID:836
-
-
-
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:1592 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\newsetup.vbs"3⤵PID:756
-
-
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\1.vbs"3⤵PID:1540
-
-
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
608B
MD513e4ddae2144c1b912c97d81bcb1486e
SHA114dfb162bf42b7d167fabcee7543995bad490598
SHA25646b06dbc8abfc73d8a6435de7352288a3dde99c69a0c07125cf831a2e9ff97f1
SHA512303b62e32dd0535b817173c14fdd91fc243a4c43c502a423d1b2cf86889f80de5802eda9d5ae25eb97d0c83ee2a1fb0a38111c8f8b9d4a8a6839b2f0e448b507
-
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