1adf1646b9113fd13d0e6745b83a59fae2160ba93ecade45be63dd210cf6c8a6

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 04:18

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General

Target

__x64___setup___x32__/setup.msi
Size

34.8MB
MD5

1086315ee22b1c20eb4aa7a57cbb8b6b
SHA1

1c734fc3f48e355a438cfed270f927b3922ef0ac
SHA256

d9324c156a90b828e3f110a871b6eca08bb6251fc34dcb8b570c05f48a6b642d
SHA512

f6fdfd4751e9b717b7acef31973e34219d2c1e49869b956c27f2a675461ad70b4d727fefb8dba5910954ef8012232913e79549acaa75558015e4de24ee804c05
SSDEEP

786432:wqqRkI57hVSZmlNdonqUuhGMCiEIS/vTis1Mscz:wq+T57jSZmGnqUezSTtqz

Score

6^/10

persistence privilege_escalation

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

MsiExec.exe

flow pid process

4 1644 MsiExec.exe
6 1644 MsiExec.exe

flow	pid	process
4	1644	MsiExec.exe
6	1644	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

Processes:

msiexec.exemsiexec.exe

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

Drops file in Windows directory 13 IoCs

Processes:

msiexec.exe

description	ioc	process
File opened for modification	C:\Windows\Installer\	msiexec.exe
File opened for modification	C:\Windows\Installer\f762475.ipi	msiexec.exe
File created	C:\Windows\Installer\f762472.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI250E.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI44E3.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI2627.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI27A0.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\f762472.msi	msiexec.exe
File created	C:\Windows\Installer\f762475.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI3F18.tmp	msiexec.exe
File created	C:\Windows\Installer\f762477.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI26D4.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI3E7B.tmp	msiexec.exe

Executes dropped EXE 2 IoCs

Processes:

UnRAR.exernpkeys.exe

pid process

1308 UnRAR.exe
1120 rnpkeys.exe
Loads dropped DLL 12 IoCs

Processes:

MsiExec.exemsiexec.exernpkeys.exe

pid process

1644 MsiExec.exe
1644 MsiExec.exe
1644 MsiExec.exe
1644 MsiExec.exe
1644 MsiExec.exe
1644 MsiExec.exe
3052 msiexec.exe
3052 msiexec.exe
3052 msiexec.exe
3052 msiexec.exe
1120 rnpkeys.exe
1192
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Event Triggered Execution: Installer Packages 1 TTPs 1 IoCs
persistence privilege_escalation

Installer Packages
T1546.016

Processes:

msiexec.exe

pid process

2188 msiexec.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msiexec.exe

pid process

3052 msiexec.exe
3052 msiexec.exe

pid	process
1308	UnRAR.exe
1120	rnpkeys.exe

pid	process
1644	MsiExec.exe
1644	MsiExec.exe
1644	MsiExec.exe
1644	MsiExec.exe
1644	MsiExec.exe
1644	MsiExec.exe
3052	msiexec.exe
3052	msiexec.exe
3052	msiexec.exe
3052	msiexec.exe
1120	rnpkeys.exe
1192

pid	process
2188	msiexec.exe

pid	process
3052	msiexec.exe
3052	msiexec.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

msiexec.exemsiexec.exe

description	pid	process
Token: SeShutdownPrivilege	2188	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2188	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeSecurityPrivilege	3052	msiexec.exe
Token: SeCreateTokenPrivilege	2188	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2188	msiexec.exe
Token: SeLockMemoryPrivilege	2188	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2188	msiexec.exe
Token: SeMachineAccountPrivilege	2188	msiexec.exe
Token: SeTcbPrivilege	2188	msiexec.exe
Token: SeSecurityPrivilege	2188	msiexec.exe
Token: SeTakeOwnershipPrivilege	2188	msiexec.exe
Token: SeLoadDriverPrivilege	2188	msiexec.exe
Token: SeSystemProfilePrivilege	2188	msiexec.exe
Token: SeSystemtimePrivilege	2188	msiexec.exe
Token: SeProfSingleProcessPrivilege	2188	msiexec.exe
Token: SeIncBasePriorityPrivilege	2188	msiexec.exe
Token: SeCreatePagefilePrivilege	2188	msiexec.exe
Token: SeCreatePermanentPrivilege	2188	msiexec.exe
Token: SeBackupPrivilege	2188	msiexec.exe
Token: SeRestorePrivilege	2188	msiexec.exe
Token: SeShutdownPrivilege	2188	msiexec.exe
Token: SeDebugPrivilege	2188	msiexec.exe
Token: SeAuditPrivilege	2188	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2188	msiexec.exe
Token: SeChangeNotifyPrivilege	2188	msiexec.exe
Token: SeRemoteShutdownPrivilege	2188	msiexec.exe
Token: SeUndockPrivilege	2188	msiexec.exe
Token: SeSyncAgentPrivilege	2188	msiexec.exe
Token: SeEnableDelegationPrivilege	2188	msiexec.exe
Token: SeManageVolumePrivilege	2188	msiexec.exe
Token: SeImpersonatePrivilege	2188	msiexec.exe
Token: SeCreateGlobalPrivilege	2188	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe
Token: SeRestorePrivilege	3052	msiexec.exe
Token: SeTakeOwnershipPrivilege	3052	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

2188 msiexec.exe
2188 msiexec.exe

pid	process
2188	msiexec.exe
2188	msiexec.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

msiexec.exe

description	pid	process	target process
PID 3052 wrote to memory of 1644	3052	msiexec.exe	MsiExec.exe
PID 3052 wrote to memory of 1644	3052	msiexec.exe	MsiExec.exe
PID 3052 wrote to memory of 1644	3052	msiexec.exe	MsiExec.exe
PID 3052 wrote to memory of 1644	3052	msiexec.exe	MsiExec.exe
PID 3052 wrote to memory of 1644	3052	msiexec.exe	MsiExec.exe
PID 3052 wrote to memory of 1644	3052	msiexec.exe	MsiExec.exe
PID 3052 wrote to memory of 1644	3052	msiexec.exe	MsiExec.exe
PID 3052 wrote to memory of 1308	3052	msiexec.exe	UnRAR.exe
PID 3052 wrote to memory of 1308	3052	msiexec.exe	UnRAR.exe
PID 3052 wrote to memory of 1308	3052	msiexec.exe	UnRAR.exe
PID 3052 wrote to memory of 1120	3052	msiexec.exe	rnpkeys.exe
PID 3052 wrote to memory of 1120	3052	msiexec.exe	rnpkeys.exe
PID 3052 wrote to memory of 1120	3052	msiexec.exe	rnpkeys.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\__x64___setup___x32__\setup.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2188

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3052

C:\Windows\syswow64\MsiExec.exe
C:\Windows\syswow64\MsiExec.exe -Embedding DBC95176201CB61718320E86A44DF886
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:1644

C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\UnRAR.exe
"C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\UnRAR.exe" x -p2161183588a "C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\nijboq.rar" "C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\"
2⤵
- Executes dropped EXE
PID:1308

C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\rnpkeys.exe
"C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\rnpkeys.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1120

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Config.Msi\f762476.rbs
Filesize
25KB

MD5
8608574eca0fa512176f3e4cd5b02d5f

SHA1
f74082231204c81c6c2eaafc58236c584c155770

SHA256
69586d2a69e91645fa41e9dfffbceb2362b67eaa3e864c6c86e29d5eb4bf7078

SHA512
15087037827f3b4a1255c04393b87a385304ddc2d0d8851e8b1db8476fb190d7c667d5a6c9b39819a56940c758a068a00c968b811b8c7e77547043adf7dc941f

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C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\UnRAR.exe
Filesize
494KB

MD5
98ccd44353f7bc5bad1bc6ba9ae0cd68

SHA1
76a4e5bf8d298800c886d29f85ee629e7726052d

SHA256
e51021f6cb20efbd2169f2a2da10ce1abca58b4f5f30fbf4bae931e4ecaac99b

SHA512
d6e8146a1055a59cba5e2aaf47f6cb184acdbe28e42ec3daebf1961a91cec5904554d9d433ebf943dd3639c239ef11560fa49f00e1cff02e11cd8d3506c4125f

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C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\nijboq.rar
Filesize
378KB

MD5
97bc4d7739d18cdd5276f9765790a06e

SHA1
c83bd0c26b22f8fe93564f1e3b215ebf1c858b21

SHA256
8e0ccd306430d7fee896305a965a06438bb6627ea92e92deef0d4ff02856b872

SHA512
45bb33d2a3014fa470b7a61026f3b2c79315579da4c36f9b69b2a5e0a9565c1304dff55af7ecfe3c34f250a379e8a5cc4b62103a820d710ed7a8337758a7e355

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C:\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\rnpkeys.exe
Filesize
780KB

MD5
ae63517a3ce7949a2c084cd7541c2fd8

SHA1
8dafa610a0c3aa6ee2e50f657c90757bfae80336

SHA256
14b6f5c640c73cdd99e5834e7a56ab3d2912abe623bf5e41946154dad69e5f26

SHA512
fd5a85d902b376226d14bafe7c9ad9aabfc5245c61e2c3c17d12227dccbd9aee3b21e59a9357349dabcdc5ecafda9fc2ab737e8f06d7b7490931648021b3c1f3

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C:\Windows\Installer\f762472.msi
Filesize
34.8MB

MD5
1086315ee22b1c20eb4aa7a57cbb8b6b

SHA1
1c734fc3f48e355a438cfed270f927b3922ef0ac

SHA256
d9324c156a90b828e3f110a871b6eca08bb6251fc34dcb8b570c05f48a6b642d

SHA512
f6fdfd4751e9b717b7acef31973e34219d2c1e49869b956c27f2a675461ad70b4d727fefb8dba5910954ef8012232913e79549acaa75558015e4de24ee804c05

Download Submit
\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\java.exe
Filesize
49KB

MD5
81ef95c9d6fb0fd339f6b254c81f934b

SHA1
46b69c1ad6591a187e4a0fb505586b1dd7a0b4c6

SHA256
b8068815d4aa20f0f838fe081d7cb78379b5e82723f78cc1213232ed67226417

SHA512
818b3548af0b13f44f6807f6ff6ed268e4b8bd9ad92aeae6698cf623c094319a68cbb9f046918ea4f185e1ebb6bd015285c7f3b23e5620f877ea13db8b7ceaf1

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\Users\Admin\AppData\Roaming\Yiui Kisi Pri\PrivAci\rnp.dll
Filesize
1003KB

MD5
8348f9b5827a749302e9d44dcc8e4e9e

SHA1
7493bd5ef1bafbe81d9f18e26ea9ed83bccea2e0

SHA256
5c16a3edddb5b1a8f602df239427b5bfe5b9a00ee21e40085a9da888f3d4d48d

SHA512
b4bdfe23fe5b9b344cfbdf376038452f74eff70d913b67e3f6593872ece72a5931303c515ef3112e10877cf37078a497a4dc30a828f3f7131f2418efcb3035c2

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\Windows\Installer\MSI250E.tmp
Filesize
738KB

MD5
b158d8d605571ea47a238df5ab43dfaa

SHA1
bb91ae1f2f7142b9099e3cc285f4f5b84de568e4

SHA256
ca763693cc25d316f14a9ebad80ebf00590329550c45adb7e5205486533c2504

SHA512
56aef59c198acf2fcd0d95ea6e32ce1c706e5098a0800feff13ddb427bfb4d538de1c415a5cb5496b09a5825155e3abb1c13c8c37dc31549604bd4d63cb70591

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\Windows\Installer\MSI26D4.tmp
Filesize
1.1MB

MD5
1a2b237796742c26b11a008d0b175e29

SHA1
cfd5affcfb3b6fd407e58dfc7187fad4f186ea18

SHA256
81e0df47bcb2b3380fb0fb58b0d673be4ef1b0367fd2b0d80ab8ee292fc8f730

SHA512
3135d866bf91f9e09b980dd649582072df1f53eabe4c5ac5d34fff1aeb5b6fa01d38d87fc31de19a0887a910e95309bcf0e7ae54e6e8ed2469feb64da4a4f9e5

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\Windows\Installer\MSI3F18.tmp
Filesize
364KB

MD5
54d74546c6afe67b3d118c3c477c159a

SHA1
957f08beb7e27e657cd83d8ee50388b887935fae

SHA256
f9956417af079e428631a6c921b79716d960c3b4917c6b7d17ff3cb945f18611

SHA512
d27750b913cc2b7388e9948f42385d0b4124e48335ae7fc0bc6971f4f807dbc9af63fe88675bc440eb42b9a92551bf2d77130b1633ddda90866616b583ae924f

Download Submit