793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf

Analysis

max time kernel
169s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2023, 16:55

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General

Target

793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf.exe
Size

17.7MB
MD5

a23db645b35ca1205d4cdf227a8a5868
SHA1

95d23db4daeb35c2c05855dcaec711692a5dc0ac
SHA256

793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf
SHA512

c45c397d7deb2007687bfbd02917729e7188fadf1f8ec5da0afbcea4c42886ccc9477b76d08e237be8aaefab68d20314c410afcb3da2c8c6dfe4ba6153727a24
SSDEEP

393216:wyabgyGmGbk4uWUWeIFiL//kkN2ODLz1Zi9tLwRLs2gqmZb:wyOHGmkyBWVFiL//tN/Lz1ZifiLlgZZb

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4648	FrmInst.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0009000000022cc6-69.dat	upx
behavioral2/files/0x0009000000022cc6-68.dat	upx
behavioral2/files/0x0009000000022cc6-71.dat	upx
behavioral2/memory/4648-70-0x0000000000870000-0x0000000000926000-memory.dmp	upx
behavioral2/memory/4648-85-0x0000000000870000-0x0000000000926000-memory.dmp	upx

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeShutdownPrivilege	740	msiexec.exe
Token: SeIncreaseQuotaPrivilege	740	msiexec.exe
Token: SeSecurityPrivilege	2032	msiexec.exe
Token: SeCreateTokenPrivilege	740	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	740	msiexec.exe
Token: SeLockMemoryPrivilege	740	msiexec.exe
Token: SeIncreaseQuotaPrivilege	740	msiexec.exe
Token: SeMachineAccountPrivilege	740	msiexec.exe
Token: SeTcbPrivilege	740	msiexec.exe
Token: SeSecurityPrivilege	740	msiexec.exe
Token: SeTakeOwnershipPrivilege	740	msiexec.exe
Token: SeLoadDriverPrivilege	740	msiexec.exe
Token: SeSystemProfilePrivilege	740	msiexec.exe
Token: SeSystemtimePrivilege	740	msiexec.exe
Token: SeProfSingleProcessPrivilege	740	msiexec.exe
Token: SeIncBasePriorityPrivilege	740	msiexec.exe
Token: SeCreatePagefilePrivilege	740	msiexec.exe
Token: SeCreatePermanentPrivilege	740	msiexec.exe
Token: SeBackupPrivilege	740	msiexec.exe
Token: SeRestorePrivilege	740	msiexec.exe
Token: SeShutdownPrivilege	740	msiexec.exe
Token: SeDebugPrivilege	740	msiexec.exe
Token: SeAuditPrivilege	740	msiexec.exe
Token: SeSystemEnvironmentPrivilege	740	msiexec.exe
Token: SeChangeNotifyPrivilege	740	msiexec.exe
Token: SeRemoteShutdownPrivilege	740	msiexec.exe
Token: SeUndockPrivilege	740	msiexec.exe
Token: SeSyncAgentPrivilege	740	msiexec.exe
Token: SeEnableDelegationPrivilege	740	msiexec.exe
Token: SeManageVolumePrivilege	740	msiexec.exe
Token: SeImpersonatePrivilege	740	msiexec.exe
Token: SeCreateGlobalPrivilege	740	msiexec.exe
Token: SeBackupPrivilege	2168	vssvc.exe
Token: SeRestorePrivilege	2168	vssvc.exe
Token: SeAuditPrivilege	2168	vssvc.exe
Token: SeBackupPrivilege	2032	msiexec.exe
Token: SeRestorePrivilege	2032	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
740	msiexec.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 4648	4904	793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf.exe	87
PID 4904 wrote to memory of 4648	4904	793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf.exe	87
PID 4904 wrote to memory of 4648	4904	793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf.exe	87
PID 4648 wrote to memory of 740	4648	FrmInst.exe	88
PID 4648 wrote to memory of 740	4648	FrmInst.exe	88
PID 4648 wrote to memory of 740	4648	FrmInst.exe	88

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf.exe
"C:\Users\Admin\AppData\Local\Temp\793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\FrmInst.exe
  /Install=Agent /FramePkg /OriginalFramePkg="C:\Users\Admin\AppData\Local\Temp\793ca9356bbe8faeaa6f8ea67111b4fa95db036107c958005d5ed0378418edcf.exe" /Cleanup="C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp" /LOGDIR="C:\Users\Admin\AppData\Local\Temp\McAfeeLogs" /EmbeddedUsername="" /EmbeddedDomain="" /EmbeddedPassword=""
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4648
- - C:\Windows\SysWOW64\msiexec.exe
    /i "C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\MFEagent_x64.msi" ADDLOCAL=Main,Agent,Svc_x64 TRANSFORMS=:1033.mst /qb+ /l+*v "C:\Users\Admin\AppData\Local\Temp\McAfeeLogs\MFEagent.msi.2023.11.27.17.03.27.log" SITELISTINFO="C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp" PRESERVEREPOSITORIES=True FRMINSTLOGFILE="C:\Users\Admin\AppData\Local\Temp\McAfeeLogs\FrmInst_FEUTZCII"
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:740

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2032

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:2168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\McAfeeLogs\FrmInst_FEUTZCII.log

Filesize
1KB

MD5
09de84a1ebdac3010ef3d0e62feffe11

SHA1
1f052cac637c330929a482db54498dea7c58b524

SHA256
77bdc695f79ff2e80338cd639343dac8d37b9d0b6aa71fc5dc31175cdda7e684

SHA512
46070f1a59c4e2722e9dd5847175ce20e4adfc943a467992d99e23bd8a66f853808af39eb7dd0f85420fcc0f057c84b7ebdc4d658fb4b293b0106232bc75f83b

Download Submit
C:\Users\Admin\AppData\Local\Temp\McAfeeLogs\MFEagent.msi.2023.11.27.17.03.27.log

Filesize
2KB

MD5
16c815f4e6f963492935b5cf8b073cba

SHA1
0f4406ef623d3b9a2d7f81778cad495392a5a711

SHA256
99a8f8f65f4e2a7edd5df730a171568b4c03ea0a579aedfb3cd5c65a19418e8e

SHA512
d782548ad764681a576fbc1125b791306c16412617b6f100dcb690a804e228dbd251381b32c555c0980d9ebedc8ff30e60c68b72e04a00193143fe6fc136799a

Download Submit
C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\DXL.zip

Filesize
5.0MB

MD5
a6925927a48d4f8188e2c8cf7d4d43c4

SHA1
8d6cae3e8718a6985bed567910c7787d4b5ff70f

SHA256
0181b546b6b8cfd2937bdf329af9333d0b5f5ea31d51c26515e40e00197d5767

SHA512
e3cda574604ccb1212c0a3c7c31b272e2b0baef36f83fbf14271d9a0ba8030ffe9710763b6e7f55a9edebcceed8daaf283d7f1c1ade827258c5964c75781e9af

Download Submit
C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\FrmInst.exe

Filesize
294KB

MD5
2fe363f0f20917ea26436c147ea49793

SHA1
9e66d752d0caf0a6ed43200e3df61b94350a1912

SHA256
ac7cc092993f5bf79983bee92bcad7b88321f8c0b62710c570881c63c6987adb

SHA512
075cedf6da8be93a86e22065e8164e5726a8b216e68f962e36ef91a9a97254c2b1da301d0a169ff882a46acae2332e5f223fc84f20eb4025a06008bb69948a9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\FrmInst.exe

Filesize
294KB

MD5
2fe363f0f20917ea26436c147ea49793

SHA1
9e66d752d0caf0a6ed43200e3df61b94350a1912

SHA256
ac7cc092993f5bf79983bee92bcad7b88321f8c0b62710c570881c63c6987adb

SHA512
075cedf6da8be93a86e22065e8164e5726a8b216e68f962e36ef91a9a97254c2b1da301d0a169ff882a46acae2332e5f223fc84f20eb4025a06008bb69948a9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\FrmInst.exe

Filesize
294KB

MD5
2fe363f0f20917ea26436c147ea49793

SHA1
9e66d752d0caf0a6ed43200e3df61b94350a1912

SHA256
ac7cc092993f5bf79983bee92bcad7b88321f8c0b62710c570881c63c6987adb

SHA512
075cedf6da8be93a86e22065e8164e5726a8b216e68f962e36ef91a9a97254c2b1da301d0a169ff882a46acae2332e5f223fc84f20eb4025a06008bb69948a9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\MFEagent.msi

Filesize
2.6MB

MD5
ace5e54e175a7b11b32cbc0a9ad3e0db

SHA1
854fbb030f6ca248ec3c35cff0206401d24c8cd0

SHA256
c87fc6665231c2dac635cf04d2dc63d8c7df935d76a984f8eeaf17b2929285c2

SHA512
927febcd603dc1da17a2ab9ca0c7141b9de31d8bcc2780441730dbbe770932e53b2415572514bbc003d9ad8b52de9dae5bafaaf9da24d5ef3dfdfb85e0b2e8ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\MFEagent_x64.msi

Filesize
2.6MB

MD5
01e9aab6179bc79fb2b5990cdbcc582a

SHA1
cec8c517fc32ef23eb639a0aafebde8bbc4f782d

SHA256
2ccce6254114aa375fb5e9ebdbfbd8cf6d193b84c7fc4c7793920d343183cf2b

SHA512
2b21d0a18a56eaed99f0dba27f077b1957aacc3e2af20dc206330fcf08b333b210af4442c85d2569a44d2cf7a102c98da93f0eb3a103b08c8b66b4d580834efb

Download Submit
C:\Users\Admin\AppData\Local\Temp\mfe8F1CF74C-1515-41CE-BF87-B821B2AF1448.tmp\contrib.ini

Filesize
108B

MD5
726963cb852dea4c425108b5c118098f

SHA1
ca808b094588c7bcf4483642b3d4f09be37ce697

SHA256
9b2ba5bce55178d25260501f5baacbaed7d7dfda40653287057b61d35bbabb38

SHA512
f713e76094c0a5f042d70270b805305de9648427d87acee49b7e3ee446d4375c801536b888d5c8cfa70f6b24bd014b800e3f1575b8c83b207b88c33c5b344b47

Download Submit
memory/4648-70-0x0000000000870000-0x0000000000926000-memory.dmp

Filesize
728KB

Download
memory/4648-85-0x0000000000870000-0x0000000000926000-memory.dmp

Filesize
728KB

Download