Analysis
- max time kernel
6s - max time network
153s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
04/12/2021, 08:27
Static task
static1
Behavioral task
behavioral1
Sample
a808390df77d6ac51216b5ce4f4f4adc.exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
a808390df77d6ac51216b5ce4f4f4adc.exe
Resource
win10-en-20211104
General
- Target a808390df77d6ac51216b5ce4f4f4adc.exe
- Size 2.8MB
- Sample211204-kceynaafhm
- SHA256 c82ff1c17b5eb5ce967d7a8f76a95b61559eb9c48effd65e29823a8b754fab16
- MD5 a808390df77d6ac51216b5ce4f4f4adc
- SHA1 16f74a5f45676cd592b08f0af248aa0ebcc64150
- SHA512 ea910e15b98c72d64713fdea643f058bbc5c4d05db4d5705d08e08ee5caabf25a1ea89ddd9bf516dd51dec46a5edb84533bbd6917f8d591f068825e00d38593c
- MD5 SHA1 SHA512
Malware Config
Extracted
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socelars
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http://www.ecgbg.com/
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4744 2884 rundll32.exe 97 - RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
- RedLine Payload 3 IoCs
resource yara_rule behavioral2/memory/3956-170-0x0000000000DE0000-0x0000000000F40000-memory.dmp family_redline behavioral2/memory/1468-184-0x0000000000370000-0x00000000004D0000-memory.dmp family_redline behavioral2/memory/4292-281-0x0000000000418F4E-mapping.dmp family_redline - Socelars Payload 2 IoCs
resource yara_rule behavioral2/files/0x000400000001abc1-259.dat family_socelars behavioral2/files/0x000400000001abc1-261.dat family_socelars - suricata: ET MALWARE Suspicious Download Setup_ exe
suricata: ET MALWARE Suspicious Download Setup_ exe
- suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
- suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin
suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin
- Downloads MZ/PE file
- Executes dropped EXE 8 IoCs
pid Process 1916 Folder.exe 3112 SoCleanSetup4234.exe 436 lzzinstall.exe 648 Folder.exe 3996 lzzinst.exe 2912 TC46WIc3lBnHJe.exe 2704 Ixu3W2fTQbL.exe 3956 9Wt5Hj3L.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinHost = "C:\\Users\\Admin\\AppData\\Roaming\\WinHost\\WinHoster.exe" RTK4pSeepNehv0FXRcMLHChN.exe - Legitimate hosting services abused for malware hosting/C2 1 TTPs
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 34 ip-api.com 50 ipinfo.io 51 ipinfo.io - Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
- Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\rescache\_merged\3720402701\2274612954.pri MicrosoftEdge.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Kills process with taskkill 2 IoCs
pid Process 2768 taskkill.exe 5940 taskkill.exe - Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 14 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3112 SoCleanSetup4234.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2272 MicrosoftEdge.exe - Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2628 wrote to memory of 1916 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 68 PID 2628 wrote to memory of 1916 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 68 PID 2628 wrote to memory of 1916 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 68 PID 2628 wrote to memory of 3112 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 71 PID 2628 wrote to memory of 3112 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 71 PID 2628 wrote to memory of 436 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 72 PID 2628 wrote to memory of 436 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 72 PID 2628 wrote to memory of 436 2628 a808390df77d6ac51216b5ce4f4f4adc.exe 72 PID 1916 wrote to memory of 648 1916 Folder.exe 73 PID 1916 wrote to memory of 648 1916 Folder.exe 73 PID 1916 wrote to memory of 648 1916 Folder.exe 73 PID 436 wrote to memory of 3996 436 lzzinstall.exe 75 PID 436 wrote to memory of 3996 436 lzzinstall.exe 75 PID 436 wrote to memory of 3996 436 lzzinstall.exe 75 PID 3112 wrote to memory of 2912 3112 SoCleanSetup4234.exe 78 PID 3112 wrote to memory of 2912 3112 SoCleanSetup4234.exe 78 PID 3112 wrote to memory of 2912 3112 SoCleanSetup4234.exe 78 PID 3112 wrote to memory of 2704 3112 SoCleanSetup4234.exe 79 PID 3112 wrote to memory of 2704 3112 SoCleanSetup4234.exe 79 PID 3112 wrote to memory of 2704 3112 SoCleanSetup4234.exe 79 PID 3112 wrote to memory of 3956 3112 SoCleanSetup4234.exe 82 PID 3112 wrote to memory of 3956 3112 SoCleanSetup4234.exe 82 PID 3112 wrote to memory of 3956 3112 SoCleanSetup4234.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\a808390df77d6ac51216b5ce4f4f4adc.exe"C:\Users\Admin\AppData\Local\Temp\a808390df77d6ac51216b5ce4f4f4adc.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2628 -
C:\Users\Admin\AppData\Local\Temp\Folder.exe"C:\Users\Admin\AppData\Local\Temp\Folder.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Users\Admin\AppData\Local\Temp\Folder.exe"C:\Users\Admin\AppData\Local\Temp\Folder.exe" -u3⤵
- Executes dropped EXE
PID:648
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C:\Users\Admin\AppData\Local\Temp\SoCleanSetup4234.exe"C:\Users\Admin\AppData\Local\Temp\SoCleanSetup4234.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3112 -
C:\Users\Admin\AppData\Roaming\TC46WIc3lBnHJe.exe"C:\Users\Admin\AppData\Roaming\TC46WIc3lBnHJe.exe"3⤵
- Executes dropped EXE
PID:2912
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C:\Users\Admin\AppData\Roaming\Ixu3W2fTQbL.exe"C:\Users\Admin\AppData\Roaming\Ixu3W2fTQbL.exe"3⤵
- Executes dropped EXE
PID:2704 -
C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe"C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe"4⤵PID:2952
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C:\Users\Admin\AppData\Roaming\9Wt5Hj3L.exe"C:\Users\Admin\AppData\Roaming\9Wt5Hj3L.exe"3⤵
- Executes dropped EXE
PID:3956
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C:\Users\Admin\AppData\Roaming\AwduXvt8db.exe"C:\Users\Admin\AppData\Roaming\AwduXvt8db.exe"3⤵PID:944
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C:\Users\Admin\AppData\Roaming\wXGazXjVhEpz.exe"C:\Users\Admin\AppData\Roaming\wXGazXjVhEpz.exe"3⤵PID:1512
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C:\Users\Admin\AppData\Roaming\3959049.exe"C:\Users\Admin\AppData\Roaming\3959049.exe"4⤵PID:5028
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\System32\mshta.exe" VbSCrIpT: ClosE( crEATEOBjECT ( "wscript.shELl"). rUn( "CMD.eXE /q /R COpy /y ""C:\Users\Admin\AppData\Roaming\3959049.exe"" hUC~2u.eXe &&StArt hUC~2u.Exe -pxCnyidf238Zn86Ln01u8ADOtCOx3 & IF """" == """" for %T iN (""C:\Users\Admin\AppData\Roaming\3959049.exe"" ) do taskkill -F /iM ""%~NxT"" " , 0,trUe))5⤵PID:4228
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /q /R COpy /y "C:\Users\Admin\AppData\Roaming\3959049.exe" hUC~2u.eXe &&StArt hUC~2u.Exe -pxCnyidf238Zn86Ln01u8ADOtCOx3 & IF "" == "" for %T iN ("C:\Users\Admin\AppData\Roaming\3959049.exe") do taskkill -F /iM "%~NxT"6⤵PID:4592
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C:\Users\Admin\AppData\Local\Temp\hUC~2u.eXehUC~2u.Exe -pxCnyidf238Zn86Ln01u8ADOtCOx37⤵PID:4100
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\System32\mshta.exe" VbSCrIpT: ClosE( crEATEOBjECT ( "wscript.shELl"). rUn( "CMD.eXE /q /R COpy /y ""C:\Users\Admin\AppData\Local\Temp\hUC~2u.eXe"" hUC~2u.eXe &&StArt hUC~2u.Exe -pxCnyidf238Zn86Ln01u8ADOtCOx3 & IF ""-pxCnyidf238Zn86Ln01u8ADOtCOx3 "" == """" for %T iN (""C:\Users\Admin\AppData\Local\Temp\hUC~2u.eXe"" ) do taskkill -F /iM ""%~NxT"" " , 0,trUe))8⤵PID:4896
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /q /R COpy /y "C:\Users\Admin\AppData\Local\Temp\hUC~2u.eXe" hUC~2u.eXe &&StArt hUC~2u.Exe -pxCnyidf238Zn86Ln01u8ADOtCOx3 & IF "-pxCnyidf238Zn86Ln01u8ADOtCOx3 " == "" for %T iN ("C:\Users\Admin\AppData\Local\Temp\hUC~2u.eXe") do taskkill -F /iM "%~NxT"9⤵PID:5572
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C:\Windows\SysWOW64\taskkill.exetaskkill -F /iM "3959049.exe"7⤵
- Kills process with taskkill
PID:2768
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C:\Users\Admin\AppData\Roaming\8096777.exe"C:\Users\Admin\AppData\Roaming\8096777.exe"4⤵PID:512
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C:\Users\Admin\AppData\Roaming\jhUsZ4NzxJ.exe"C:\Users\Admin\AppData\Roaming\jhUsZ4NzxJ.exe"3⤵PID:1468
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C:\Users\Admin\AppData\Local\Temp\lzzinstall.exe"C:\Users\Admin\AppData\Local\Temp\lzzinstall.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Users\Admin\AppData\Local\Temp\RarSFX0\lzzinst.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\lzzinst.exe"3⤵
- Executes dropped EXE
PID:3996 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\RarSFX0\lzzinst.exe" -Force4⤵PID:1156
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Windows\Microsoft.NET\Framework\mirzas\svchost.exe" -Force4⤵PID:908
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\RarSFX0\lzzinst.exe" -Force4⤵PID:3028
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Windows\Microsoft.NET\Framework\mirzas\svchost.exe" -Force4⤵PID:2288
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"4⤵PID:4292
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C:\Users\Admin\AppData\Local\Temp\prxinstall.exe"C:\Users\Admin\AppData\Local\Temp\prxinstall.exe"2⤵PID:1344
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C:\Users\Admin\AppData\Local\Temp\RarSFX1\Pabss.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX1\Pabss.exe"3⤵PID:4684
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C:\Users\Admin\AppData\Local\Temp\Install.exe"C:\Users\Admin\AppData\Local\Temp\Install.exe"2⤵PID:3852
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C:\Windows\SysWOW64\cmd.execmd.exe /c taskkill /f /im chrome.exe3⤵PID:5880
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im chrome.exe4⤵
- Kills process with taskkill
PID:5940
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C:\Users\Admin\AppData\Local\Temp\File.exe"C:\Users\Admin\AppData\Local\Temp\File.exe"2⤵PID:3824
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C:\Users\Admin\Pictures\Adobe Films\ohAVzQJUQpe0K3IdN7hNPWKz.exe"C:\Users\Admin\Pictures\Adobe Films\ohAVzQJUQpe0K3IdN7hNPWKz.exe"3⤵PID:4968
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C:\Users\Admin\Pictures\Adobe Films\Rs88V_RWEe35QXEjNjouzq4A.exe"C:\Users\Admin\Pictures\Adobe Films\Rs88V_RWEe35QXEjNjouzq4A.exe"3⤵PID:5796
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C:\Users\Admin\Pictures\Adobe Films\Ajh9TFsxlQhwKVEZApgU854O.exe"C:\Users\Admin\Pictures\Adobe Films\Ajh9TFsxlQhwKVEZApgU854O.exe"3⤵PID:2444
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C:\Users\Admin\Pictures\Adobe Films\tQqemkgL6p64AtJQYmkzjeOn.exe"C:\Users\Admin\Pictures\Adobe Films\tQqemkgL6p64AtJQYmkzjeOn.exe"3⤵PID:1048
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C:\Users\Admin\Pictures\Adobe Films\k2K9UaAZGxssmwTUPOkL0lmp.exe"C:\Users\Admin\Pictures\Adobe Films\k2K9UaAZGxssmwTUPOkL0lmp.exe"3⤵PID:2236
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C:\Users\Admin\Pictures\Adobe Films\sgFIM1x7eUgNcz0aTOZUiTz8.exe"C:\Users\Admin\Pictures\Adobe Films\sgFIM1x7eUgNcz0aTOZUiTz8.exe"3⤵PID:2868
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C:\Users\Admin\Pictures\Adobe Films\4LIz2z5DXPxOf1Qg1ZZL6EH6.exe"C:\Users\Admin\Pictures\Adobe Films\4LIz2z5DXPxOf1Qg1ZZL6EH6.exe"3⤵PID:5828
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C:\Users\Admin\Pictures\Adobe Films\L9DO6VVz_w9bc2OPQETHRLxl.exe"C:\Users\Admin\Pictures\Adobe Films\L9DO6VVz_w9bc2OPQETHRLxl.exe"3⤵PID:2120
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C:\Users\Admin\Pictures\Adobe Films\bVN0C4_GKGzIvmRnKFXRsJy7.exe"C:\Users\Admin\Pictures\Adobe Films\bVN0C4_GKGzIvmRnKFXRsJy7.exe"3⤵PID:6096
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C:\Users\Admin\Pictures\Adobe Films\jFFgTQJgFEl7jjcLet5rgaNS.exe"C:\Users\Admin\Pictures\Adobe Films\jFFgTQJgFEl7jjcLet5rgaNS.exe"3⤵PID:624
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C:\Users\Admin\Pictures\Adobe Films\aH3FHIbMTMyRM5_Odg3B5wmj.exe"C:\Users\Admin\Pictures\Adobe Films\aH3FHIbMTMyRM5_Odg3B5wmj.exe"3⤵PID:912
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C:\Users\Admin\Pictures\Adobe Films\4PyFKyrurqwGVmxvsTQFZGw8.exe"C:\Users\Admin\Pictures\Adobe Films\4PyFKyrurqwGVmxvsTQFZGw8.exe"3⤵PID:5244
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C:\Users\Admin\Pictures\Adobe Films\DcZCxGqgJ9lpL4KAGk0B57tw.exe"C:\Users\Admin\Pictures\Adobe Films\DcZCxGqgJ9lpL4KAGk0B57tw.exe"3⤵PID:5268
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C:\Users\Admin\Pictures\Adobe Films\RTK4pSeepNehv0FXRcMLHChN.exe"C:\Users\Admin\Pictures\Adobe Films\RTK4pSeepNehv0FXRcMLHChN.exe"3⤵
- Adds Run key to start application
PID:2704
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C:\Users\Admin\Pictures\Adobe Films\B6iO32t1c0XykVUC5mP3VeA3.exe"C:\Users\Admin\Pictures\Adobe Films\B6iO32t1c0XykVUC5mP3VeA3.exe"3⤵PID:364
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C:\Users\Admin\Pictures\Adobe Films\se_BHa8R0pPo8n_8NF51LI4b.exe"C:\Users\Admin\Pictures\Adobe Films\se_BHa8R0pPo8n_8NF51LI4b.exe"3⤵PID:5272
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C:\Users\Admin\AppData\Local\Temp\Files.exe"C:\Users\Admin\AppData\Local\Temp\Files.exe"2⤵PID:4196
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:2272
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C:\Windows\system32\browser_broker.exeC:\Windows\system32\browser_broker.exe -Embedding1⤵PID:2020
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C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global1⤵
- Process spawned unexpected child process
PID:4744
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵PID:4888
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵PID:4380
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵PID:4816
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C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe"C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca1⤵PID:5848