Analysis
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max time kernel
31s -
max time network
96s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
01-04-2023 07:48
Static task
static1
Behavioral task
behavioral1
Sample
UltraMailer V3.5/UltraMailer V3.5 [CRAX.PRO]/DHTMLEd [INSTALL THIS 1ST]/DhtmlEd.msi
Resource
win7-20230220-en
windows7-x64
Behavioral task
behavioral2
Sample
UltraMailer V3.5/UltraMailer V3.5 [CRAX.PRO]/DHTMLEd [INSTALL THIS 1ST]/DhtmlEd.msi
Resource
win10v2004-20230220-en
windows10-2004-x64
Behavioral task
behavioral3
Sample
UltraMailer V3.5/UltraMailer V3.5 [CRAX.PRO]/setup.exe
Resource
win7-20230220-en
windows7-x64
General
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Target
UltraMailer V3.5/UltraMailer V3.5 [CRAX.PRO]/DHTMLEd [INSTALL THIS 1ST]/DhtmlEd.msi
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Size
345KB
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MD5
cdf797b7d8fae7406fe2a4894f15c8d3
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SHA1
0b04cf43e1abad1a617f1251fdeed47f736376c5
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SHA256
b610a81cdc5c1e3a19af235c9dc1ca0045bd8498689ffa2f8223acd5b34cfb24
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SHA512
318df6035ec361bd4da52cb2aaa9aac2822fd3ea75559369df598d57bcb1ffe125e07c5b3fcfb84dee4479dea3d9dbb36d8bec89a3b7cb2322e83f579ac0301e
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SSDEEP
6144:5edosggBGbLkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkM:4qspBGbLkkkkkkkkkkkkkkkkkkkkkkkb
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
flow pid Process 2 1992 msiexec.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\F: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Q: msiexec.exe -
Suspicious use of AdjustPrivilegeToken 34 IoCs
description pid Process Token: SeShutdownPrivilege 1992 msiexec.exe Token: SeIncreaseQuotaPrivilege 1992 msiexec.exe Token: SeRestorePrivilege 756 msiexec.exe Token: SeTakeOwnershipPrivilege 756 msiexec.exe Token: SeSecurityPrivilege 756 msiexec.exe Token: SeCreateTokenPrivilege 1992 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1992 msiexec.exe Token: SeLockMemoryPrivilege 1992 msiexec.exe Token: SeIncreaseQuotaPrivilege 1992 msiexec.exe Token: SeMachineAccountPrivilege 1992 msiexec.exe Token: SeTcbPrivilege 1992 msiexec.exe Token: SeSecurityPrivilege 1992 msiexec.exe Token: SeTakeOwnershipPrivilege 1992 msiexec.exe Token: SeLoadDriverPrivilege 1992 msiexec.exe Token: SeSystemProfilePrivilege 1992 msiexec.exe Token: SeSystemtimePrivilege 1992 msiexec.exe Token: SeProfSingleProcessPrivilege 1992 msiexec.exe Token: SeIncBasePriorityPrivilege 1992 msiexec.exe Token: SeCreatePagefilePrivilege 1992 msiexec.exe Token: SeCreatePermanentPrivilege 1992 msiexec.exe Token: SeBackupPrivilege 1992 msiexec.exe Token: SeRestorePrivilege 1992 msiexec.exe Token: SeShutdownPrivilege 1992 msiexec.exe Token: SeDebugPrivilege 1992 msiexec.exe Token: SeAuditPrivilege 1992 msiexec.exe Token: SeSystemEnvironmentPrivilege 1992 msiexec.exe Token: SeChangeNotifyPrivilege 1992 msiexec.exe Token: SeRemoteShutdownPrivilege 1992 msiexec.exe Token: SeUndockPrivilege 1992 msiexec.exe Token: SeSyncAgentPrivilege 1992 msiexec.exe Token: SeEnableDelegationPrivilege 1992 msiexec.exe Token: SeManageVolumePrivilege 1992 msiexec.exe Token: SeImpersonatePrivilege 1992 msiexec.exe Token: SeCreateGlobalPrivilege 1992 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1992 msiexec.exe
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\UltraMailer V3.5\UltraMailer V3.5 [CRAX.PRO]\DHTMLEd [INSTALL THIS 1ST]\DhtmlEd.msi"1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1992
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:756