Analysis
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max time kernel
71s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
28-11-2022 01:49
Behavioral task
behavioral1
Sample
c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe
Resource
win7-20221111-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe
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Size
35KB
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MD5
c7cd242731bdd477baa172380c29faf5
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SHA1
12bf3ec296498794777bdef23b34de264261ba4c
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SHA256
c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b
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SHA512
4eeb24025fd4816c7231bb1301be4eb1be37660a3b970bd32b6f360d2492a5ac5f2ce0947114d64526e19450518555296613dce7d0c5cce7a456e3b641734db1
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SSDEEP
768:OWMRMO8nnF1Yt/ybUZkFPd8wpS9hucD5+KwqjoZiC:OL8nM5ybQ/4YhT3wqmiC
Score
8/10
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\internat = "c:\\windows\\internat.exe" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\userun32 = "c:\\windows\\userun32.exe" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\internat\ImagePath = "c:\\windows\\internat.exe" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe -
resource yara_rule behavioral1/memory/1536-55-0x0000000000400000-0x000000000049D000-memory.dmp upx behavioral1/memory/1536-56-0x0000000000400000-0x000000000049D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\internat = "c:\\windows\\internat.exe" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\internat = "c:\\windows\\internat.exe" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass32 = "c:\\windows\\lsass32.exe" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\j: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\g: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\w: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\v: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\o: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\l: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\k: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\y: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\u: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\s: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\n: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\r: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\p: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\h: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\m: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\i: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\f: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\e: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\z: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\x: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\t: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened (read-only) \??\q: c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File opened for modification \??\c:\windows\lsass32.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened for modification \??\c:\windows\userun32.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened for modification \??\c:\windows\regedit2.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\msoffice.scr c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened for modification \??\c:\windows\mui\modem.sys c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened for modification \??\c:\windows\internat.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File created \??\c:\windows\lsass32.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File created \??\c:\windows\userun32.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File created \??\c:\windows\calc.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File opened for modification \??\c:\windows\calc.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File created \??\c:\windows\regedit2.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File created \??\c:\windows\Start Menu\Programs\Startup\msoffice.scr c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe File created \??\c:\windows\internat.exe c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9} c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\VerProg = "113" c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1536 c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe"C:\Users\Admin\AppData\Local\Temp\c141e3809184ed63a5eb16da2fb02024b66cd84d261109ee38e8aa16fa932c9b.exe"1⤵
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:1536