Analysis
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max time kernel
60s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
26-09-2023 13:55
Static task
static1
Behavioral task
behavioral1
Sample
docjhny20230925.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
docjhny20230925.exe
Resource
win10v2004-20230915-en
General
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Target
docjhny20230925.exe
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Size
1.3MB
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MD5
eaf2b6671ec5dded98f2a7fe6aa603c7
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SHA1
cfc3b9d144916a24f89219487abaf3fe33c6eb11
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SHA256
2dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0
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SHA512
421a8ee4412c17f7325f0c895e23c89afe19eb0db17a866678043442f94e4117281e69eb80f708eeb473039b3b5da576e84c1b59946123bebe1b20eede17a20e
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SSDEEP
24576:dA86BOzKx1EfrvUYZCVZTui+e0+rEITX0BZMnjYtpISZOnzwp:dioWvEYVVZTSB+rEITEBZMnjYjZc
Malware Config
Extracted
Protocol: smtp- Host:
mail.royalcheckout.store - Port:
587 - Username:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4704-9-0x0000000000370000-0x00000000003D6000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 3 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
johnny10121.exedocjhny20230925.exedocjhny20230925.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation johnny10121.exe Key value queried \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation docjhny20230925.exe Key value queried \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Control Panel\International\Geo\Nation docjhny20230925.exe -
Executes dropped EXE 4 IoCs
Processes:
johnny10121.exesvchost.exesvchost.exesvchost.exepid process 1672 johnny10121.exe 4232 svchost.exe 4636 svchost.exe 4328 svchost.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
johnny10121.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 johnny10121.exe Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 johnny10121.exe Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 johnny10121.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 67 api.ipify.org 70 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
docjhny20230925.exedescription pid process target process PID 1160 set thread context of 4704 1160 docjhny20230925.exe docjhny20230925.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
johnny10121.exepid process 1672 johnny10121.exe 1672 johnny10121.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
johnny10121.exedescription pid process Token: SeDebugPrivilege 1672 johnny10121.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
docjhny20230925.exedocjhny20230925.execmd.exejohnny10121.exedescription pid process target process PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 1160 wrote to memory of 4704 1160 docjhny20230925.exe docjhny20230925.exe PID 4704 wrote to memory of 1672 4704 docjhny20230925.exe johnny10121.exe PID 4704 wrote to memory of 1672 4704 docjhny20230925.exe johnny10121.exe PID 4704 wrote to memory of 1672 4704 docjhny20230925.exe johnny10121.exe PID 1160 wrote to memory of 4232 1160 docjhny20230925.exe svchost.exe PID 1160 wrote to memory of 4232 1160 docjhny20230925.exe svchost.exe PID 1160 wrote to memory of 4232 1160 docjhny20230925.exe svchost.exe PID 1160 wrote to memory of 3292 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 3292 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 3292 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 4968 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 4968 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 4968 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 3584 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 3584 1160 docjhny20230925.exe cmd.exe PID 1160 wrote to memory of 3584 1160 docjhny20230925.exe cmd.exe PID 4968 wrote to memory of 864 4968 cmd.exe schtasks.exe PID 4968 wrote to memory of 864 4968 cmd.exe schtasks.exe PID 4968 wrote to memory of 864 4968 cmd.exe schtasks.exe PID 1672 wrote to memory of 4636 1672 johnny10121.exe svchost.exe PID 1672 wrote to memory of 4636 1672 johnny10121.exe svchost.exe PID 1672 wrote to memory of 4636 1672 johnny10121.exe svchost.exe -
outlook_office_path 1 IoCs
Processes:
johnny10121.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 johnny10121.exe -
outlook_win_path 1 IoCs
Processes:
johnny10121.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 johnny10121.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\docjhny20230925.exe"C:\Users\Admin\AppData\Local\Temp\docjhny20230925.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1160 -
C:\Users\Admin\AppData\Local\Temp\docjhny20230925.exe"C:\Users\Admin\AppData\Local\Temp\docjhny20230925.exe"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4704 -
C:\Users\Admin\AppData\Roaming\johnny10121.exe"C:\Users\Admin\AppData\Roaming\johnny10121.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1672 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"4⤵
- Executes dropped EXE
PID:4636 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Executes dropped EXE
PID:4232 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docjhny20230925.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:3584
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Creates scheduled task(s)
PID:864 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:3292
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C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe1⤵
- Executes dropped EXE
PID:4328
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
226B
MD5916851e072fbabc4796d8916c5131092
SHA1d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA2567e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA51207ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
247KB
MD557130659d8e013ff29d209463a6db444
SHA11d83d5a93d9f5562c4a76584ae99b56060a665e6
SHA256701898d92c23d00fd9911e7e63c4b8c6ab9009304e189ff8b30603063c908af2
SHA512d5a1f2e3a864f842ca3b59ef632dcaba727a590bacecdb9238c80b2ecb61db386b70caf8f9151eb6c0c137fb307d99c24fbb037c5cb003e3a193fe335e0ced52
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Filesize
247KB
MD557130659d8e013ff29d209463a6db444
SHA11d83d5a93d9f5562c4a76584ae99b56060a665e6
SHA256701898d92c23d00fd9911e7e63c4b8c6ab9009304e189ff8b30603063c908af2
SHA512d5a1f2e3a864f842ca3b59ef632dcaba727a590bacecdb9238c80b2ecb61db386b70caf8f9151eb6c0c137fb307d99c24fbb037c5cb003e3a193fe335e0ced52
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Filesize
247KB
MD557130659d8e013ff29d209463a6db444
SHA11d83d5a93d9f5562c4a76584ae99b56060a665e6
SHA256701898d92c23d00fd9911e7e63c4b8c6ab9009304e189ff8b30603063c908af2
SHA512d5a1f2e3a864f842ca3b59ef632dcaba727a590bacecdb9238c80b2ecb61db386b70caf8f9151eb6c0c137fb307d99c24fbb037c5cb003e3a193fe335e0ced52
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Filesize
1.3MB
MD5eaf2b6671ec5dded98f2a7fe6aa603c7
SHA1cfc3b9d144916a24f89219487abaf3fe33c6eb11
SHA2562dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0
SHA512421a8ee4412c17f7325f0c895e23c89afe19eb0db17a866678043442f94e4117281e69eb80f708eeb473039b3b5da576e84c1b59946123bebe1b20eede17a20e
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Filesize
1.3MB
MD5eaf2b6671ec5dded98f2a7fe6aa603c7
SHA1cfc3b9d144916a24f89219487abaf3fe33c6eb11
SHA2562dfe662fdf9cdb98f44cb0307188837be6b3e8aacace0b1725b95def11519dc0
SHA512421a8ee4412c17f7325f0c895e23c89afe19eb0db17a866678043442f94e4117281e69eb80f708eeb473039b3b5da576e84c1b59946123bebe1b20eede17a20e