Analysis
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max time kernel
144s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2023, 14:48
Static task
static1
Behavioral task
behavioral1
Sample
rContractList.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
rContractList.exe
Resource
win10v2004-20231023-en
General
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Target
rContractList.exe
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Size
684KB
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MD5
a1f6d8695eb3ea40a59178c930235e76
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SHA1
ed59df0ace545909708b0c4cc73e94e9cdd373c3
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SHA256
b929a79e7f384cfa09b8af478710f6e377b81bfe01ac88716c87b09f11dedb79
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SHA512
bd50d88a1908cc8283b6bb1d6e5d2b2b7fe0eb35935890285cab6e7317abb284d32fe6bbd8df14d41e7778b3fccbd483b12ef7ad30791835e73b2af36765c124
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SSDEEP
12288:QbDzBa/mFiTEJ0+0OR8FCko2gFKzhqD35KOfBqmDcE8V57czD9XyjLb7sz:QP8ggzM35KkxcB57Goj/7sz
Malware Config
Extracted
lokibot
http://kelly.spencerstuartllc.top/_errorpages/kelly/five/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Control Panel\International\Geo\Nation rContractList.exe -
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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rContractList.exe Key opened \REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook rContractList.exe Key opened \REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook rContractList.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1392 set thread context of 4084 1392 rContractList.exe 97 -
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.
pid Process 2868 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1392 rContractList.exe 1392 rContractList.exe 4664 powershell.exe 2196 powershell.exe 4664 powershell.exe 2196 powershell.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4084 rContractList.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1392 rContractList.exe Token: SeDebugPrivilege 2196 powershell.exe Token: SeDebugPrivilege 4664 powershell.exe Token: SeDebugPrivilege 4084 rContractList.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1392 wrote to memory of 2196 1392 rContractList.exe 91 PID 1392 wrote to memory of 2196 1392 rContractList.exe 91 PID 1392 wrote to memory of 2196 1392 rContractList.exe 91 PID 1392 wrote to memory of 4664 1392 rContractList.exe 93 PID 1392 wrote to memory of 4664 1392 rContractList.exe 93 PID 1392 wrote to memory of 4664 1392 rContractList.exe 93 PID 1392 wrote to memory of 2868 1392 rContractList.exe 95 PID 1392 wrote to memory of 2868 1392 rContractList.exe 95 PID 1392 wrote to memory of 2868 1392 rContractList.exe 95 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 PID 1392 wrote to memory of 4084 1392 rContractList.exe 97 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook rContractList.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rContractList.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\rContractList.exe"C:\Users\Admin\AppData\Local\Temp\rContractList.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1392 -
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\rContractList.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2196
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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\Roaming\YGAAYUXengOK.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4664
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YGAAYUXengOK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2AB.tmp"2⤵
- Creates scheduled task(s)
PID:2868
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C:\Users\Admin\AppData\Local\Temp\rContractList.exe"C:\Users\Admin\AppData\Local\Temp\rContractList.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4084
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5cd41e23c5799c8f203d0c1a4ba3ecd7c
SHA17a427e0066705f0c3b6408bee8a9010de0e2771e
SHA2560032baaaaa881a78d5dff9abb42323e8629c3db3a6e2df3433d962e75f49ce59
SHA5120d678b088f553db53e5bce612a145117fc4b23a1c6fa6a397d3a1ce06c7605b2271b37414ed8ae5bcf9bb1465bea8a682c205b4c5e8bd4ea090f63edcd79ec19
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD52e88369c7e63620bd8449a0cb320efbe
SHA1c02b81974664ee47b1b536d978b5458da567c0ee
SHA2565207446706dc03cc9f9ec4fc35e8aa51a1e544127a5178313431225a373b5ed6
SHA512aa654be055f225b5bb3031cdb278037b38409d411a9585420867d61e7bc62f90cc1e42a50e440f6e6d61c012399c37428d260f2f337647408425a66a5b1ec5ba
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1114462139-3090196418-29517368-1000\0f5007522459c86e95ffcc62f32308f1_a9e6ed7d-fc99-4a81-89bf-6c10bcadd197
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1114462139-3090196418-29517368-1000\0f5007522459c86e95ffcc62f32308f1_a9e6ed7d-fc99-4a81-89bf-6c10bcadd197
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61