f341fae5d857a9a7171570142632c0ee5de5b8c6b5f38bed57979a046910882e

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2023, 08:21

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General

Target

FACT641ab.msi
Size

5.5MB
MD5

32b29de93b7fd2a52da9b5ede896ca31
SHA1

17aa23016bbbdbc6ea3466abcde03320bd441461
SHA256

f341fae5d857a9a7171570142632c0ee5de5b8c6b5f38bed57979a046910882e
SHA512

e6615899174e347531afb405707aa0bbaaeda84d70a9bcad8d66a72475923a621bf454055c601759655dac641ee1fd26d92fff379f3ba7637586bc2e674db382
SSDEEP

98304:UYnB7YHduKT/GkUgUZpBoMfDM6NpQm9CKcgxqEarrkIzvDDulI+lEj+28+xwitMg:vB7YHduKqhrM6Qm9pHgrkKDD9Xc+ui

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 4 IoCs

flow	pid	Process
20	408	MsiExec.exe
22	408	MsiExec.exe
24	408	MsiExec.exe
28	408	MsiExec.exe

Loads dropped DLL 6 IoCs

pid	Process
408	MsiExec.exe
408	MsiExec.exe
408	MsiExec.exe
408	MsiExec.exe
408	MsiExec.exe
408	MsiExec.exe

Enumerates connected drives 3 TTPs 48 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
20	ipinfo.io
19	ipinfo.io

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\Installer\e566ff5.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI7322.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI741E.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI74EA.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\e566ff5.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI70B0.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI73EE.tmp	msiexec.exe
File created	C:\Windows\Installer\SourceHash{16E6784F-839B-4F12-BF65-90A132447282}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI750B.tmp	msiexec.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4920	msiexec.exe
4920	msiexec.exe
408	MsiExec.exe
408	MsiExec.exe
408	MsiExec.exe
408	MsiExec.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2016	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2016	msiexec.exe
Token: SeSecurityPrivilege	4920	msiexec.exe
Token: SeCreateTokenPrivilege	2016	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2016	msiexec.exe
Token: SeLockMemoryPrivilege	2016	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2016	msiexec.exe
Token: SeMachineAccountPrivilege	2016	msiexec.exe
Token: SeTcbPrivilege	2016	msiexec.exe
Token: SeSecurityPrivilege	2016	msiexec.exe
Token: SeTakeOwnershipPrivilege	2016	msiexec.exe
Token: SeLoadDriverPrivilege	2016	msiexec.exe
Token: SeSystemProfilePrivilege	2016	msiexec.exe
Token: SeSystemtimePrivilege	2016	msiexec.exe
Token: SeProfSingleProcessPrivilege	2016	msiexec.exe
Token: SeIncBasePriorityPrivilege	2016	msiexec.exe
Token: SeCreatePagefilePrivilege	2016	msiexec.exe
Token: SeCreatePermanentPrivilege	2016	msiexec.exe
Token: SeBackupPrivilege	2016	msiexec.exe
Token: SeRestorePrivilege	2016	msiexec.exe
Token: SeShutdownPrivilege	2016	msiexec.exe
Token: SeDebugPrivilege	2016	msiexec.exe
Token: SeAuditPrivilege	2016	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2016	msiexec.exe
Token: SeChangeNotifyPrivilege	2016	msiexec.exe
Token: SeRemoteShutdownPrivilege	2016	msiexec.exe
Token: SeUndockPrivilege	2016	msiexec.exe
Token: SeSyncAgentPrivilege	2016	msiexec.exe
Token: SeEnableDelegationPrivilege	2016	msiexec.exe
Token: SeManageVolumePrivilege	2016	msiexec.exe
Token: SeImpersonatePrivilege	2016	msiexec.exe
Token: SeCreateGlobalPrivilege	2016	msiexec.exe
Token: SeRestorePrivilege	4920	msiexec.exe
Token: SeTakeOwnershipPrivilege	4920	msiexec.exe
Token: SeRestorePrivilege	4920	msiexec.exe
Token: SeTakeOwnershipPrivilege	4920	msiexec.exe
Token: SeRestorePrivilege	4920	msiexec.exe
Token: SeTakeOwnershipPrivilege	4920	msiexec.exe
Token: SeRestorePrivilege	4920	msiexec.exe
Token: SeTakeOwnershipPrivilege	4920	msiexec.exe
Token: SeRestorePrivilege	4920	msiexec.exe
Token: SeTakeOwnershipPrivilege	4920	msiexec.exe
Token: SeRestorePrivilege	4920	msiexec.exe
Token: SeTakeOwnershipPrivilege	4920	msiexec.exe
Token: SeRestorePrivilege	4920	msiexec.exe
Token: SeTakeOwnershipPrivilege	4920	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2016	msiexec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 408	4920	msiexec.exe	89
PID 4920 wrote to memory of 408	4920	msiexec.exe	89
PID 4920 wrote to memory of 408	4920	msiexec.exe	89

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\FACT641ab.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2016

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 3EC842E7CA382D8E238D158B3A461481
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  PID:408

Network

MITRE ATT&CK Enterprise v6

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:\Windows\Installer\MSI70B0.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI70B0.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI7322.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI7322.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI73EE.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI73EE.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI73EE.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI741E.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI741E.tmp

Filesize
376KB

MD5
e12c5bcc254c953b1a46d1434804f4d2

SHA1
99f67acf34af1294f3c6e5eb521c862e1c772397

SHA256
5316cfae8b4d28ab7cbc5cab60e27b0c0f5a3210a921a4b0560769c5021c911b

SHA512
9a61aa00b651fc616cd09d28f4a6b872889a026c61d818595a82c58fdff187e3ad57916c2b8690d1e7016d73a05435e13a85758917cfb89029b34c4a1685aa0b

Download Submit
C:\Windows\Installer\MSI750B.tmp

Filesize
5.0MB

MD5
678fa1f615e4dcb5a968d5cc83c28c14

SHA1
a8bf90090d16faa5a2faa7f8d5fe693e69574df7

SHA256
41fee8131732585dc18113213c7fb469fd089dfdb18e5dadb9cb84b02e5d233f

SHA512
bf2d4cccf9c379cf5835ba6992f6c875a5e539c24d6ce22dbbb6542810609e63ff1b015b6e4c688c30e6f90552b345a6dbfd8336913ce20c8a1d4085971a0565

Download Submit
C:\Windows\Installer\MSI750B.tmp

Filesize
5.0MB

MD5
678fa1f615e4dcb5a968d5cc83c28c14

SHA1
a8bf90090d16faa5a2faa7f8d5fe693e69574df7

SHA256
41fee8131732585dc18113213c7fb469fd089dfdb18e5dadb9cb84b02e5d233f

SHA512
bf2d4cccf9c379cf5835ba6992f6c875a5e539c24d6ce22dbbb6542810609e63ff1b015b6e4c688c30e6f90552b345a6dbfd8336913ce20c8a1d4085971a0565

Download Submit
C:\Windows\Installer\MSI750B.tmp

Filesize
5.0MB

MD5
678fa1f615e4dcb5a968d5cc83c28c14

SHA1
a8bf90090d16faa5a2faa7f8d5fe693e69574df7

SHA256
41fee8131732585dc18113213c7fb469fd089dfdb18e5dadb9cb84b02e5d233f

SHA512
bf2d4cccf9c379cf5835ba6992f6c875a5e539c24d6ce22dbbb6542810609e63ff1b015b6e4c688c30e6f90552b345a6dbfd8336913ce20c8a1d4085971a0565

Download Submit
memory/408-156-0x00000000036C0000-0x00000000036C1000-memory.dmp

Filesize
4KB

Download
memory/408-157-0x00000000037D0000-0x00000000037D1000-memory.dmp

Filesize
4KB

Download
memory/408-158-0x00000000037E0000-0x00000000037E1000-memory.dmp

Filesize
4KB

Download
memory/408-159-0x0000000003810000-0x0000000003811000-memory.dmp

Filesize
4KB

Download
memory/408-160-0x0000000003820000-0x0000000003821000-memory.dmp

Filesize
4KB

Download
memory/408-161-0x0000000003830000-0x0000000003831000-memory.dmp

Filesize
4KB

Download
memory/408-162-0x0000000002CB0000-0x00000000036B7000-memory.dmp

Filesize
10.0MB

Download
memory/408-164-0x0000000003990000-0x0000000003991000-memory.dmp

Filesize
4KB

Download
memory/408-172-0x0000000003990000-0x0000000003991000-memory.dmp

Filesize
4KB

Download