Analysis
- max time kernel
76s - max time network
152s - platform
windows10_x64 - resource
win10 - submitted
09/09/2020, 14:11
Static task
static1
Behavioral task
behavioral1
Sample
invoice152214951409613.exe
Resource
win7v200722
0 signatures
0 seconds
General
- Target invoice152214951409613.exe
- Size 575KB
- Sample200909-ydjj9jtmpa
- SHA256 b72b5ef75b3e64b3276b795c0a6e9afadca027db0038826d39f7a27d7242acd2
- MD5 a327bfdd8a9055113b639a64f53d4da6
- SHA1 e958330ba78d18b66fd47bacf966ff69fab2a68c
- SHA512 5e8315f478138838bdf2f4074efb22053149940560b0caa5d5d003be5178320072746accf9789ce2ee88d76017fb054cc009d6195d53ffd0343a22c002726b0d
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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lokibot
C2
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http://195.69.140.147/.op/cr.php/b8ZlD3atg0TYU
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http://kbfvzoboss.bid/alien/fre.php
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http://alphastand.trade/alien/fre.php
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http://alphastand.win/alien/fre.php
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http://alphastand.top/alien/fre.php
Signatures
- Looks for VirtualBox Guest Additions in registry 2 TTPs
- Looks for VMWare Tools registry key 2 TTPs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion invoice152214951409613.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion invoice152214951409613.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum invoice152214951409613.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0 invoice152214951409613.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3412 set thread context of 3756 3412 invoice152214951409613.exe 79 - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\ServiceProfiles\LocalService\winhttp\cachev3.dat svchost.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2980 schtasks.exe - Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad svchost.exe Key created \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7 svchost.exe Set value (int) \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionReason = "1" svchost.exe Set value (data) \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecisionTime = 2a017290b386d601 svchost.exe Set value (int) \REGISTRY\USER\S-1-5-19\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\0e-3e-6f-2c-c8-c7\WpadDecision = "0" svchost.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3412 invoice152214951409613.exe 3412 invoice152214951409613.exe 3412 invoice152214951409613.exe 3412 invoice152214951409613.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 3756 invoice152214951409613.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 3036 svchost.exe Token: SeCreatePagefilePrivilege 3036 svchost.exe Token: SeDebugPrivilege 3412 invoice152214951409613.exe Token: SeDebugPrivilege 3756 invoice152214951409613.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3412 wrote to memory of 2980 3412 invoice152214951409613.exe 77 PID 3412 wrote to memory of 2980 3412 invoice152214951409613.exe 77 PID 3412 wrote to memory of 2980 3412 invoice152214951409613.exe 77 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79 PID 3412 wrote to memory of 3756 3412 invoice152214951409613.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\invoice152214951409613.exe"C:\Users\Admin\AppData\Local\Temp\invoice152214951409613.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3412 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\exZlteS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9744.tmp"2⤵
- Creates scheduled task(s)
PID:2980
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C:\Users\Admin\AppData\Local\Temp\invoice152214951409613.exe"{path}"2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:3756
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:3036