Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09/06/2023, 13:33
Static task
static1
Behavioral task
behavioral1
Sample
Urgent request.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Urgent request.exe
Resource
win10v2004-20230220-en
General
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Target
Urgent request.exe
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Size
729KB
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MD5
bee864bff5e11ac3fe30b9add4f72d09
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SHA1
6ec2a9bfac903b94e498400bd27027c650127866
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SHA256
fc54140655e3660dc45f2582c9fa41f4f957b22f86375e7c3ca723d28004d8f2
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SHA512
9317e926eba9c949cee551de7deccf13e989abe48c599d4ce415d1b7cbe12089b04ecc67d83be4695cce11abc407a4013c76108f37f87cc1ffd21cdeb4426fa6
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SSDEEP
12288:DLPWR28Le0cY+Yg9fb99uGOu04+IGkpuPLdH3VNx7pApciCd0r0qfk:Dr+xL9Rk9HfOkYkpujdH3h7pApcZ0F
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.garagerobert.be - Port:
587 - Username:
[email protected] - Password:
dibi7779 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation Urgent request.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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Urgent request.exe Key opened \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Urgent request.exe Key opened \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Urgent request.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4636 set thread context of 484 4636 Urgent request.exe 93 -
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 1636 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4636 Urgent request.exe 4636 Urgent request.exe 4636 Urgent request.exe 4636 Urgent request.exe 4636 Urgent request.exe 4636 Urgent request.exe 4284 powershell.exe 4284 powershell.exe 484 Urgent request.exe 484 Urgent request.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4636 Urgent request.exe Token: SeDebugPrivilege 4284 powershell.exe Token: SeDebugPrivilege 484 Urgent request.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4636 wrote to memory of 4284 4636 Urgent request.exe 88 PID 4636 wrote to memory of 4284 4636 Urgent request.exe 88 PID 4636 wrote to memory of 4284 4636 Urgent request.exe 88 PID 4636 wrote to memory of 1636 4636 Urgent request.exe 90 PID 4636 wrote to memory of 1636 4636 Urgent request.exe 90 PID 4636 wrote to memory of 1636 4636 Urgent request.exe 90 PID 4636 wrote to memory of 760 4636 Urgent request.exe 92 PID 4636 wrote to memory of 760 4636 Urgent request.exe 92 PID 4636 wrote to memory of 760 4636 Urgent request.exe 92 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 PID 4636 wrote to memory of 484 4636 Urgent request.exe 93 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Urgent request.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Urgent request.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Urgent request.exe"C:\Users\Admin\AppData\Local\Temp\Urgent request.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aseTxonPY.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4284
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aseTxonPY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1FDC.tmp"2⤵
- Creates scheduled task(s)
PID:1636
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C:\Users\Admin\AppData\Local\Temp\Urgent request.exe"C:\Users\Admin\AppData\Local\Temp\Urgent request.exe"2⤵PID:760
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C:\Users\Admin\AppData\Local\Temp\Urgent request.exe"C:\Users\Admin\AppData\Local\Temp\Urgent request.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:484
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD533d62ef2c354f839a8b2b987e6ee41e7
SHA1d76f64ac411a61f3f232f7f9f7b179bd34042226
SHA256f6a84062cb11ccf802324692c2c4c48543377cf717d98efd5de695ed6d0a97d9
SHA512d68a426b2f4646bb45e2267d60680166a8effb9a461e5a07756ba13a3bdf36b27e6e9777d945d03a62362e6976e92214c53ffc7c4f03ec28d3fcfc9a442c5e3c
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5f261e1e07738b3a376ec0f9166909caf
SHA15fbfc8a9b71ca1d135b72fda80afeb5b48a3574e
SHA256cd1a9f2cc35db2a212ad7937900239ac7456786e7f45978d8405afa817cce6ba
SHA5122d57b918ed66bc8932de9d52d2d69956d0aec98bc32c27738aa4db9c0a8ee2c576e0a134c1b54c9346c10d208205575434aea0bb5d9aa42f90784d098e7145c5