556b51b8c2e2516235372629d158d6a10e11e4fcbb8e4fa67a3f5a5a54846f08

Analysis

max time kernel
131s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 22:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

556b51b8c2e2516235372629d158d6a10e11e4fcbb8e4fa67a3f5a5a54846f08_JC.msi
Size

1.5MB
MD5

daba6863275095fb07eece679c8bf098
SHA1

a5506ef0b0998abcb935633c8b1ebeddbc324769
SHA256

556b51b8c2e2516235372629d158d6a10e11e4fcbb8e4fa67a3f5a5a54846f08
SHA512

254e4f2c26893c9b8a97a29126c975c374380f4738605c8cebd8bb537a18a0f85ba871e650a33c54564154584a5ca1f18e708a9f7a9f6dd13c663990b136ff57
SSDEEP

24576:QJcLlYOINVUuD6yS1wGbXpsHzCsalfLK/hVfAmDX8qrJrKPyVqmY1:vLlYO+UuD6ySaGbX+H9a9+hVfA4X84po

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
4804	MsiExec.exe
4804	MsiExec.exe
4804	MsiExec.exe

Blocklisted process makes network request 1 IoCs

flow	pid	Process
24	1088	msiexec.exe

Enumerates connected drives 3 TTPs 46 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)	\??\B:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Installer\MSIF2D9.tmp	msiexec.exe
File created	C:\Windows\Installer\e5830a0.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e5830a0.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\MSI3E3D.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIDF7F.tmp	msiexec.exe

Suspicious use of AdjustPrivilegeToken 40 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1088	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1088	msiexec.exe
Token: SeSecurityPrivilege	2112	msiexec.exe
Token: SeCreateTokenPrivilege	1088	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1088	msiexec.exe
Token: SeLockMemoryPrivilege	1088	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1088	msiexec.exe
Token: SeMachineAccountPrivilege	1088	msiexec.exe
Token: SeTcbPrivilege	1088	msiexec.exe
Token: SeSecurityPrivilege	1088	msiexec.exe
Token: SeTakeOwnershipPrivilege	1088	msiexec.exe
Token: SeLoadDriverPrivilege	1088	msiexec.exe
Token: SeSystemProfilePrivilege	1088	msiexec.exe
Token: SeSystemtimePrivilege	1088	msiexec.exe
Token: SeProfSingleProcessPrivilege	1088	msiexec.exe
Token: SeIncBasePriorityPrivilege	1088	msiexec.exe
Token: SeCreatePagefilePrivilege	1088	msiexec.exe
Token: SeCreatePermanentPrivilege	1088	msiexec.exe
Token: SeBackupPrivilege	1088	msiexec.exe
Token: SeRestorePrivilege	1088	msiexec.exe
Token: SeShutdownPrivilege	1088	msiexec.exe
Token: SeDebugPrivilege	1088	msiexec.exe
Token: SeAuditPrivilege	1088	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1088	msiexec.exe
Token: SeChangeNotifyPrivilege	1088	msiexec.exe
Token: SeRemoteShutdownPrivilege	1088	msiexec.exe
Token: SeUndockPrivilege	1088	msiexec.exe
Token: SeSyncAgentPrivilege	1088	msiexec.exe
Token: SeEnableDelegationPrivilege	1088	msiexec.exe
Token: SeManageVolumePrivilege	1088	msiexec.exe
Token: SeImpersonatePrivilege	1088	msiexec.exe
Token: SeCreateGlobalPrivilege	1088	msiexec.exe
Token: SeRestorePrivilege	2112	msiexec.exe
Token: SeTakeOwnershipPrivilege	2112	msiexec.exe
Token: SeRestorePrivilege	2112	msiexec.exe
Token: SeTakeOwnershipPrivilege	2112	msiexec.exe
Token: SeRestorePrivilege	2112	msiexec.exe
Token: SeTakeOwnershipPrivilege	2112	msiexec.exe
Token: SeRestorePrivilege	2112	msiexec.exe
Token: SeTakeOwnershipPrivilege	2112	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1088	msiexec.exe
1088	msiexec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 4804	2112	msiexec.exe	90
PID 2112 wrote to memory of 4804	2112	msiexec.exe	90
PID 2112 wrote to memory of 4804	2112	msiexec.exe	90

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\556b51b8c2e2516235372629d158d6a10e11e4fcbb8e4fa67a3f5a5a54846f08_JC.msi
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1088

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 1EF79364D31A42EBF58785AC16F989B3
  2⤵
  - Loads dropped DLL
  PID:4804

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

Loading Replay Monitor...

Downloads

C:\Windows\Installer\MSI3E3D.tmp

Filesize
384KB

MD5
d23c9b725dc88a729250a65229e35b39

SHA1
112a859b1c905e6514e0f18a8a41ec6455ca617f

SHA256
284e1b5af1e6a57f776cd82093be19820ab3c90ca1c4639c4b11f7a00a3e6877

SHA512
e049af99a7d4a265eb8cd9a2e31c4d387b8a42683d4a80fe935ead8a95b1f456407129dad241aa956fc6ebc2b3b52886a5668499d7f256232c3c372c70a8f465

Download Submit
C:\Windows\Installer\MSI3E3D.tmp

Filesize
384KB

MD5
d23c9b725dc88a729250a65229e35b39

SHA1
112a859b1c905e6514e0f18a8a41ec6455ca617f

SHA256
284e1b5af1e6a57f776cd82093be19820ab3c90ca1c4639c4b11f7a00a3e6877

SHA512
e049af99a7d4a265eb8cd9a2e31c4d387b8a42683d4a80fe935ead8a95b1f456407129dad241aa956fc6ebc2b3b52886a5668499d7f256232c3c372c70a8f465

Download Submit
C:\Windows\Installer\MSIDF7F.tmp

Filesize
384KB

MD5
d23c9b725dc88a729250a65229e35b39

SHA1
112a859b1c905e6514e0f18a8a41ec6455ca617f

SHA256
284e1b5af1e6a57f776cd82093be19820ab3c90ca1c4639c4b11f7a00a3e6877

SHA512
e049af99a7d4a265eb8cd9a2e31c4d387b8a42683d4a80fe935ead8a95b1f456407129dad241aa956fc6ebc2b3b52886a5668499d7f256232c3c372c70a8f465

Download Submit
C:\Windows\Installer\MSIDF7F.tmp

Filesize
384KB

MD5
d23c9b725dc88a729250a65229e35b39

SHA1
112a859b1c905e6514e0f18a8a41ec6455ca617f

SHA256
284e1b5af1e6a57f776cd82093be19820ab3c90ca1c4639c4b11f7a00a3e6877

SHA512
e049af99a7d4a265eb8cd9a2e31c4d387b8a42683d4a80fe935ead8a95b1f456407129dad241aa956fc6ebc2b3b52886a5668499d7f256232c3c372c70a8f465

Download Submit
C:\Windows\Installer\MSIF2D9.tmp

Filesize
384KB

MD5
d23c9b725dc88a729250a65229e35b39

SHA1
112a859b1c905e6514e0f18a8a41ec6455ca617f

SHA256
284e1b5af1e6a57f776cd82093be19820ab3c90ca1c4639c4b11f7a00a3e6877

SHA512
e049af99a7d4a265eb8cd9a2e31c4d387b8a42683d4a80fe935ead8a95b1f456407129dad241aa956fc6ebc2b3b52886a5668499d7f256232c3c372c70a8f465

Download Submit
C:\Windows\Installer\MSIF2D9.tmp

Filesize
384KB

MD5
d23c9b725dc88a729250a65229e35b39

SHA1
112a859b1c905e6514e0f18a8a41ec6455ca617f

SHA256
284e1b5af1e6a57f776cd82093be19820ab3c90ca1c4639c4b11f7a00a3e6877

SHA512
e049af99a7d4a265eb8cd9a2e31c4d387b8a42683d4a80fe935ead8a95b1f456407129dad241aa956fc6ebc2b3b52886a5668499d7f256232c3c372c70a8f465

Download Submit
C:\Windows\Installer\MSIF2D9.tmp

Filesize
384KB

MD5
d23c9b725dc88a729250a65229e35b39

SHA1
112a859b1c905e6514e0f18a8a41ec6455ca617f

SHA256
284e1b5af1e6a57f776cd82093be19820ab3c90ca1c4639c4b11f7a00a3e6877

SHA512
e049af99a7d4a265eb8cd9a2e31c4d387b8a42683d4a80fe935ead8a95b1f456407129dad241aa956fc6ebc2b3b52886a5668499d7f256232c3c372c70a8f465

Download Submit