Analysis
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max time kernel
141s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
25-07-2024 07:04
Static task
static1
Behavioral task
behavioral1
Sample
ESPLS-RFQ_2400282.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ESPLS-RFQ_2400282.exe
Resource
win10v2004-20240709-en
General
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Target
ESPLS-RFQ_2400282.exe
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Size
841KB
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MD5
516a26f5978b8c97c755dd1d4292ffb6
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SHA1
6cf511da5aa396b7ff854a68869536aa6b2c55b5
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SHA256
49f9ac550d9df149caa708bd58d9886e6322a176b8ad723b8032ad5bc3ba9c84
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SHA512
637abedfeee38d1f6e6cacf536f84cb9f47e928c4914fedd8049a484594276f1ba4aa345fd688c63f3e41b330ba46a4e608ceb946f3aef865e14f1231067332d
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SSDEEP
24576:gYDoeMwkejuoLDr9OUPepXIVVMVu3ciVdm:rdMErLgq9PMo3xm
Malware Config
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 3144 powershell.exe -
Loads dropped DLL 4 IoCs
pid Process 3304 wab.exe 3304 wab.exe 3304 wab.exe 3304 wab.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook wab.exe Key opened \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook wab.exe Key opened \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook wab.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Anraabelsens\Hyposternal.udk ESPLS-RFQ_2400282.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 3304 wab.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3144 powershell.exe 3304 wab.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3144 set thread context of 3304 3144 powershell.exe 96 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ESPLS-RFQ_2400282.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 wab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wab.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3516 timeout.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 3304 wab.exe 3304 wab.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3144 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3144 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4360 wrote to memory of 3144 4360 ESPLS-RFQ_2400282.exe 87 PID 4360 wrote to memory of 3144 4360 ESPLS-RFQ_2400282.exe 87 PID 4360 wrote to memory of 3144 4360 ESPLS-RFQ_2400282.exe 87 PID 3144 wrote to memory of 3304 3144 powershell.exe 96 PID 3144 wrote to memory of 3304 3144 powershell.exe 96 PID 3144 wrote to memory of 3304 3144 powershell.exe 96 PID 3144 wrote to memory of 3304 3144 powershell.exe 96 PID 3144 wrote to memory of 3304 3144 powershell.exe 96 PID 3304 wrote to memory of 1516 3304 wab.exe 98 PID 3304 wrote to memory of 1516 3304 wab.exe 98 PID 3304 wrote to memory of 1516 3304 wab.exe 98 PID 1516 wrote to memory of 3516 1516 cmd.exe 100 PID 1516 wrote to memory of 3516 1516 cmd.exe 100 PID 1516 wrote to memory of 3516 1516 cmd.exe 100 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook wab.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook wab.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ESPLS-RFQ_2400282.exe"C:\Users\Admin\AppData\Local\Temp\ESPLS-RFQ_2400282.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4360 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Stalddr=Get-Content 'C:\Users\Admin\AppData\Local\Temp\forgrovelse\konstituerendes\Maskinafdelingschefernes.Bad';$Wordman=$Stalddr.SubString(68868,3);.$Wordman($Stalddr) "2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Program Files (x86)\windows mail\wab.exe"C:\Program Files (x86)\windows mail\wab.exe"3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:3304 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "wab.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Windows\SysWOW64\timeout.exeC:\Windows\system32\timeout.exe 35⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3516
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
135KB
MD59e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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Filesize
429KB
MD5109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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Filesize
1.2MB
MD5556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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Filesize
81KB
MD57587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
325KB
MD586adff472066cd6216b3e0af00b71a04
SHA1dc2dcf51188addc88bd97aed372afad0144943ed
SHA256645aa76c2bb7dbdef7f7fbcf02c090d8b6cc3c28781f7f91ef8eaf218e16e214
SHA512bd4f16a778bafc5d88e29e52eb68b37e8fea9cb045e9feae4967b235a080e80d7329dfcdb0b5ddc05bc7e092c25ecd7e300bcb9c311d52daa3de5c26c8168f3a
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Filesize
67KB
MD5d58525967b589107e754197535c06a42
SHA17c47a1a561652ea86d18f54227aec08781ffbf54
SHA256e4cae71926618f28c3c1e81e7f132f4c3581971a12673fafc1c67d0db5921211
SHA51235c3ac779cbe0a50ae0f3e00a7710b52565bae267af9f08b55d43ee6ba300be766e42843a9f2f20540bebb74c45e06f8d14903a416280fd705cd29ffe996dde1