667c036ba1c67b0e6377a23deca78f35220ff15ec278e34fffa521f779b1ddb4

Resubmissions

30/09/2024, 20:16

240930-y2bt7axdme 8

30/09/2024, 20:14

240930-yzywyaxdje 8

30/09/2024, 20:06

240930-yvhzxsshmn 6

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30/09/2024, 20:16

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General

Target

UpdateTool.msi
Size

173.6MB
MD5

90c290ef28ab6f163a446969090f2daf
SHA1

c98b1d586dbb4be7781799a5f414292f11b8326d
SHA256

667c036ba1c67b0e6377a23deca78f35220ff15ec278e34fffa521f779b1ddb4
SHA512

5615cf7e26f9f762e3853b49b42a327dffdb9f601178bb7d743ab362277d0c850fcbbf40b7c759d7a41f9436dc7e16138a91729fb7ec13d199bffc05b0bb660d
SSDEEP

3145728:QP7AKGpPJJgLBZV7MVRy7mURaD8RhDFoqoCPO5R3CvKCNaInqqD7vZbUD02ilsjr:mAKgPLgLBZVR3RBlatCPO2H/5b2iqjr

Score

6^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Blocklisted process makes network request 3 IoCs

flow	pid	Process
3	2916	msiexec.exe
5	2916	msiexec.exe
6	1096	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)	\??\M:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	C:\Windows\Installer\f76e0ce.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\f76e0ce.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIE53D.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIE5DA.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIE667.tmp	msiexec.exe

Loads dropped DLL 3 IoCs

pid	Process
2880	MsiExec.exe
2880	MsiExec.exe
2880	MsiExec.exe

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

persistence privilege_escalation

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
2916	msiexec.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2916	msiexec.exe

Suspicious use of AdjustPrivilegeToken 42 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2916	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2916	msiexec.exe
Token: SeRestorePrivilege	1096	msiexec.exe
Token: SeTakeOwnershipPrivilege	1096	msiexec.exe
Token: SeSecurityPrivilege	1096	msiexec.exe
Token: SeCreateTokenPrivilege	2916	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2916	msiexec.exe
Token: SeLockMemoryPrivilege	2916	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2916	msiexec.exe
Token: SeMachineAccountPrivilege	2916	msiexec.exe
Token: SeTcbPrivilege	2916	msiexec.exe
Token: SeSecurityPrivilege	2916	msiexec.exe
Token: SeTakeOwnershipPrivilege	2916	msiexec.exe
Token: SeLoadDriverPrivilege	2916	msiexec.exe
Token: SeSystemProfilePrivilege	2916	msiexec.exe
Token: SeSystemtimePrivilege	2916	msiexec.exe
Token: SeProfSingleProcessPrivilege	2916	msiexec.exe
Token: SeIncBasePriorityPrivilege	2916	msiexec.exe
Token: SeCreatePagefilePrivilege	2916	msiexec.exe
Token: SeCreatePermanentPrivilege	2916	msiexec.exe
Token: SeBackupPrivilege	2916	msiexec.exe
Token: SeRestorePrivilege	2916	msiexec.exe
Token: SeShutdownPrivilege	2916	msiexec.exe
Token: SeDebugPrivilege	2916	msiexec.exe
Token: SeAuditPrivilege	2916	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2916	msiexec.exe
Token: SeChangeNotifyPrivilege	2916	msiexec.exe
Token: SeRemoteShutdownPrivilege	2916	msiexec.exe
Token: SeUndockPrivilege	2916	msiexec.exe
Token: SeSyncAgentPrivilege	2916	msiexec.exe
Token: SeEnableDelegationPrivilege	2916	msiexec.exe
Token: SeManageVolumePrivilege	2916	msiexec.exe
Token: SeImpersonatePrivilege	2916	msiexec.exe
Token: SeCreateGlobalPrivilege	2916	msiexec.exe
Token: SeRestorePrivilege	1096	msiexec.exe
Token: SeTakeOwnershipPrivilege	1096	msiexec.exe
Token: SeRestorePrivilege	1096	msiexec.exe
Token: SeTakeOwnershipPrivilege	1096	msiexec.exe
Token: SeRestorePrivilege	1096	msiexec.exe
Token: SeTakeOwnershipPrivilege	1096	msiexec.exe
Token: SeRestorePrivilege	1096	msiexec.exe
Token: SeTakeOwnershipPrivilege	1096	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2916	msiexec.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 2880	1096	msiexec.exe	32
PID 1096 wrote to memory of 2880	1096	msiexec.exe	32
PID 1096 wrote to memory of 2880	1096	msiexec.exe	32
PID 1096 wrote to memory of 2880	1096	msiexec.exe	32
PID 1096 wrote to memory of 2880	1096	msiexec.exe	32
PID 1096 wrote to memory of 2880	1096	msiexec.exe	32
PID 1096 wrote to memory of 2880	1096	msiexec.exe	32

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\UpdateTool.msi
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2916

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding C7C063A524AA4052DFC0D4BB24435349
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Installer Packages

T1546.016

Privilege Escalation

Event Triggered Execution

T1546

Installer Packages

T1546.016

Defense Evasion

System Binary Proxy Execution

T1218

Msiexec

T1218.007

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07298EE8EBA9732300AE62BDCA6B6898

Filesize
1KB

MD5
e11e31581aae545302f6176a117b4d95

SHA1
743af0529bd032a0f44a83cdd4baa97b7c2ec49a

SHA256
2e7bf16cc22485a7bbe2aa8696750761b0ae39be3b2fe9d0cc6d4ef73491425c

SHA512
c63aba6ca79c60a92b3bd26d784a5436e45a626022958bf6c194afc380c7bfb01fadf0b772513bbdbd7f1bb73691b0edb2f60b2f235ec9e0b81c427e04fbe451

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07298EE8EBA9732300AE62BDCA6B6898

Filesize
312B

MD5
e0aaf5689ab2d40115bd3781d8efab8f

SHA1
a163fb60a43d8496d1d9f9f1727fc6af32d3717c

SHA256
637ea29770943bb9302cdd2b5a51def4096d12872e68db514ddbed0faa9c41b5

SHA512
0ec5d598e4ca29c6764b8f13b6028f718987e36d3b2312d0ee96645621e179bfb28caee83ba8db85887cd986c23b2fe392e0585ecbde420b1630651c2d0c2bbb

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
ab483dfc5bc4fddba3e82d6f76b263ed

SHA1
e75ce73c32a929b23219b3b3c6c4b209c0c14c02

SHA256
ec2781a1305b0375bfc3e74af8d2b24f4cc223df71c39312affad4ba2a0ad97a

SHA512
e8e01396615f3c9915f128c8a2573aa1fb713c47c3d18171e5e056cb723eadb8cae24b8be654b68b41f0d46187f2a5984585cc7912985925c82e66d6a4f026f9

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabCD5F.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarDA9B.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Windows\Installer\MSIE53D.tmp

Filesize
550KB

MD5
8259dc74965f3c8e91d152862580a773

SHA1
d2d029f9f9be25be3c5526c5a52449c034c673e1

SHA256
84f8a39d32775639bb3f8875b8e871e0e2344f2a96c52ab6660e65d5c33fd7f9

SHA512
50903688a44609700a84bfb18859b038ebb9ea69d142b1fc23d7bc639879e8be469dab23de777bba8265eb4da8ca7614747f2559034339061236ea7e2b5fd6d0

Download Submit
C:\Windows\Installer\MSIE667.tmp

Filesize
945KB

MD5
75fdd4bafba5d7082126be37eef2598a

SHA1
73cb2823016ecb1ce287da67e135e02c13c556c6

SHA256
4ecd8241776a95987927cc7cc4854f2d1b4ce3e0631aed33c7639e931921ba15

SHA512
00bd76d4bb9ac5cb5ded051d37e8df5e4a9c6209e747b2b399f7744d833fad0e957fd4fa897db02bc3ea9ae1da8d25e29623ef19c968c7791481e51fd6a7f891

Download Submit

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads