6006c51c2533c319b423010f72c7cca70913311323604f4e2ed7e297eb6d44ec

Resubmissions

16-05-2023 20:32

230516-zbmz7sbf2y 5

16-05-2023 20:31

230516-za3n9scd99 5

Analysis

max time kernel
17s
max time network
19s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
16-05-2023 20:32

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General

Target

BlueStacksInstaller_5.11.100.1063_native_b6d945f9f7c8ecbf13489123090ae493_MzsxNSwwOzUsMTsxNSw0OzE1.exe
Size

892KB
MD5

83d07ce704fed3b934a4b692e3dca8ad
SHA1

21d5e1a9c209d6764cc7b42eee4d332815e6c980
SHA256

6006c51c2533c319b423010f72c7cca70913311323604f4e2ed7e297eb6d44ec
SHA512

b9f7f50cb506f6e2b35635c0ce4b50984eb342b459ad9954d6368dfb0a8eed93f0269e54ffdf91e82770ac780e970ff106e91dc6406adcdd743d3446a9b43471
SSDEEP

12288:bivtCXQd0gjKX7zuqGKoFGPDy1xSrIWKemQpbsQlpI3QL16k89mTYG3If:bivtCXWeGKoFGdWunIAEkhT3Yf

Score

5^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation	BlueStacksInstaller_5.11.100.1063_native_b6d945f9f7c8ecbf13489123090ae493_MzsxNSwwOzUsMTsxNSw0OzE1.exe

Executes dropped EXE 3 IoCs

pid	Process
2140	BlueStacksInstaller.exe
4352	HD-CheckCpu.exe
2592	HD-CheckCpu.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2140	BlueStacksInstaller.exe
2140	BlueStacksInstaller.exe
2140	BlueStacksInstaller.exe
2140	BlueStacksInstaller.exe
2140	BlueStacksInstaller.exe
2140	BlueStacksInstaller.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2140	BlueStacksInstaller.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 2140	532	BlueStacksInstaller_5.11.100.1063_native_b6d945f9f7c8ecbf13489123090ae493_MzsxNSwwOzUsMTsxNSw0OzE1.exe	84
PID 532 wrote to memory of 2140	532	BlueStacksInstaller_5.11.100.1063_native_b6d945f9f7c8ecbf13489123090ae493_MzsxNSwwOzUsMTsxNSw0OzE1.exe	84
PID 2140 wrote to memory of 4352	2140	BlueStacksInstaller.exe	86
PID 2140 wrote to memory of 4352	2140	BlueStacksInstaller.exe	86
PID 2140 wrote to memory of 4352	2140	BlueStacksInstaller.exe	86
PID 2140 wrote to memory of 2592	2140	BlueStacksInstaller.exe	88
PID 2140 wrote to memory of 2592	2140	BlueStacksInstaller.exe	88
PID 2140 wrote to memory of 2592	2140	BlueStacksInstaller.exe	88

C:\Users\Admin\AppData\Local\Temp\BlueStacksInstaller_5.11.100.1063_native_b6d945f9f7c8ecbf13489123090ae493_MzsxNSwwOzUsMTsxNSw0OzE1.exe
"C:\Users\Admin\AppData\Local\Temp\BlueStacksInstaller_5.11.100.1063_native_b6d945f9f7c8ecbf13489123090ae493_MzsxNSwwOzUsMTsxNSw0OzE1.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:532
- C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\BlueStacksInstaller.exe
  "C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\BlueStacksInstaller.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\HD-CheckCpu.exe
    "C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\HD-CheckCpu.exe" --cmd checkHypervEnabled
    3⤵
    - Executes dropped EXE
    PID:4352
- - C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\HD-CheckCpu.exe
    "C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\HD-CheckCpu.exe" --cmd checkSSE4
    3⤵
    - Executes dropped EXE
    PID:2592

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\7zS412D99A6\Assets\backicon.png

Filesize
15KB

MD5
7ff5dc8270b5fa7ef6c4a1420bd67a7f

SHA1
b224300372feaa97d882ca2552b227c0f2ef4e3e

SHA256
fa64884054171515e97b78aaa1aad1ec5baa9d1daf9c682e0b3fb4a41a9cb1c1

SHA512
f0d5a842a01b99f189f3d46ab59d2c388a974951b042b25bbce54a15f5a3f386984d19cfca22ba1440eebd79260066a37dfeff6cb0d1332fca136add14488eef

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\checked_gray.png

Filesize
538B

MD5
ce144d2aab3bf213af693d4e18f87a59

SHA1
df59dc3dbba88bdc5ffc25f2e5e7b73ac3de5afa

SHA256
d8e502fab00b0c6f06ba6abede6922ab3b423fe6f2d2f56941dabc887b229ad3

SHA512
0f930edd485a0d49ef157f6cc8856609c087c91b77845adeb5cc8c8a80ebc7ec5416df351ffa1af780caad884dbb49dcc778b0b30de6fb7c85ffef22d7220ebe

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\close_red.png

Filesize
15KB

MD5
93216b2f9d66d423b3e1311c0573332d

SHA1
5efaebec5f20f91f164f80d1e36f98c9ddaff805

SHA256
d0b6d143642d356b40c47459a996131a344cade6bb86158f1b74693426b09bfb

SHA512
922a7292de627c5e637818556d25d9842a88e89f2b198885835925679500dfd44a1e25ce79e521e63c4f84a6b0bd6bf98e46143ad8cee80ecdbaf3d3bc0f3a32

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\close_red_click.png

Filesize
15KB

MD5
6db7460b73a6641c7621d0a6203a0a90

SHA1
d39b488b96f3e5b5fe93ee3eecb6d28bb5b03cf3

SHA256
d5a7e6fc5e92e0b29a4f65625030447f3379b4e3ac4bed051a0646a7932ce0cd

SHA512
a0e6911853f51d73605e8f1a61442391fad25ff7b50a3f84d140d510fd98e262c971f130fb8a237a63704b8162c24b8440a5f235f51a5c343389f64e67c1c852

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\close_red_hover.png

Filesize
15KB

MD5
5ceab43aa527bc146f9453a1586ddf03

SHA1
88ffb3cadccb54d4be3aabf31cf4d64210b5f553

SHA256
7c625ae4668cc03e37e4ffc478b87eace06b49b77e71e3209f431c23d98acdd0

SHA512
8a5c81c048fb7d02b246ed23a098ae5f95cdf6f4ca58fd3d30e4fe3001c933444310ca6391096cfaeed86b13f568236f84df4ea9a3d205c0677e31025616f19e

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\custom.png

Filesize
17KB

MD5
03b17f0b1c067826b0fcc6746cced2cb

SHA1
e07e4434e10df4d6c81b55fceb6eca2281362477

SHA256
fbece8bb5f4dfa55dcfbf41151b10608af807b9477e99acf0940954a11e68f7b

SHA512
67c78ec01e20e9c8d9cdbba665bb2fd2bb150356f30b88d3d400bbdb0ae92010f5d7bcb683dcf6f895722a9151d8e669d8bef913eb6e728ba56bb02f264573b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\installer_bg.jpg

Filesize
78KB

MD5
3478e24ba1dd52c80a0ff0d43828b6b5

SHA1
b5b13bbf3fb645efb81d3562296599e76a2abac0

SHA256
4c7471c986e16de0cd451be27d4b3171e595fe2916b4b3bf7ca52df6ec368904

SHA512
5c8c9cc76d6dbc7ce482d0d1b6c2f3d48a7a510cd9ed01c191328763e1bccb56daeb3d18c33a9b10ac7c9780127007aa13799fa82d838de27fbe0a02ad98119d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\installer_logo.png

Filesize
14KB

MD5
e33432b5d6dafb8b58f161cf38b8f177

SHA1
d7f520887ce1bfa0a1abd49c5a7b215c24cbbf6a

SHA256
9f3104493216c1fa114ff935d23e3e41c7c3511792a30b10a40b507936c0d183

SHA512
520dc99f3176117ebc28da5ef5439b132486ef67d02fa17f28b7eab0c59db0fa99566e44c0ca7bb75c9e7bd5244e4a23d87611a55c841c6f9c9776e457fb1cbf

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\installer_minimize.png

Filesize
113B

MD5
38b539a1e4229738e5c196eedb4eb225

SHA1
f027b08dce77c47aaed75a28a2fce218ff8c936c

SHA256
a064f417e3c2b8f3121a14bbded268b2cdf635706880b7006f931de31476bbc2

SHA512
2ce433689a94fae454ef65e0e9ec33657b89718bbb5a038bf32950f6d68722803922f3a427278bad432395a1716523e589463fcce4279dc2a895fd77434821cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\loader.png

Filesize
279B

MD5
03903fd42ed2ee3cb014f0f3b410bcb4

SHA1
762a95240607fe8a304867a46bc2d677f494f5c2

SHA256
076263cc65f9824f4f82eb6beaa594d1df90218a2ee21664cf209181557e04b1

SHA512
8b0e717268590e5287c07598a06d89220c5e9a33cd1c29c55f8720321f4b3efc869d20c61fcc892e13188d77f0fdc4c73a2ee6dece174bf876fcc3a6c5683857

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\setpath.png

Filesize
15KB

MD5
b2e7f40179744c74fded932e829cb12a

SHA1
a0059ab8158a497d2cf583a292b13f87326ec3f0

SHA256
5bbb2f41f9f3a805986c3c88a639bcc22d90067d4b8de9f1e21e3cf9e5c1766b

SHA512
b95b7ebdb4a74639276eaa5c055fd8d9431e2f58a5f7c57303f7cf22e8b599f6f2a7852074cf71b19b49eb31cc9bf2509aedf41d608981d116e49a00030c797c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Assets\unchecked_gray.png

Filesize
192B

MD5
e50df2a0768f7fc4c3fe8d784564fea3

SHA1
d1fc4db50fe8e534019eb7ce70a61fd4c954621a

SHA256
671f26795b12008fbea1943143f660095f3dca5d925f67d765e2352fd7ee2396

SHA512
c87a8308a73b17cbdd179737631fb1ba7fdaeb65e82263f6617727519b70a81266bb695867b9e599c1306ee2cf0de525452f77ce367ca89bf870ea3ae7189998

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\BlueStacksInstaller.exe

Filesize
597KB

MD5
652548c4168ad573f7bf408becd5db2a

SHA1
8f6d896b425eab5a2edb814febe509abb9b6f6c1

SHA256
1999cfe09ef9b73539654d8e28762466bd7b3975816b1a1b7164718ee7033fc9

SHA512
dc55dd854150d9b81d4afca8779c0babecfc1c6e0c5b35c37912d5c6071ccf9f3c711a0a74a775f4b303846f8fbacc3c789a23a47326be43b85b000a614ee1de

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\BlueStacksInstaller.exe

Filesize
597KB

MD5
652548c4168ad573f7bf408becd5db2a

SHA1
8f6d896b425eab5a2edb814febe509abb9b6f6c1

SHA256
1999cfe09ef9b73539654d8e28762466bd7b3975816b1a1b7164718ee7033fc9

SHA512
dc55dd854150d9b81d4afca8779c0babecfc1c6e0c5b35c37912d5c6071ccf9f3c711a0a74a775f4b303846f8fbacc3c789a23a47326be43b85b000a614ee1de

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\BlueStacksInstaller.exe

Filesize
597KB

MD5
652548c4168ad573f7bf408becd5db2a

SHA1
8f6d896b425eab5a2edb814febe509abb9b6f6c1

SHA256
1999cfe09ef9b73539654d8e28762466bd7b3975816b1a1b7164718ee7033fc9

SHA512
dc55dd854150d9b81d4afca8779c0babecfc1c6e0c5b35c37912d5c6071ccf9f3c711a0a74a775f4b303846f8fbacc3c789a23a47326be43b85b000a614ee1de

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\BlueStacksInstaller.exe.config

Filesize
324B

MD5
1b456d88546e29f4f007cd0bf1025703

SHA1
e5c444fcfe5baf2ef71c1813afc3f2c1100cab86

SHA256
d6d316584b63bb0d670a42f88b8f84e0de0db4275f1a342084dc383ebeb278eb

SHA512
c545e416c841b8786e4589fc9ca2b732b16cdd759813ec03f558332f2436f165ec1ad2fbc65012b5709fa19ff1e8396639c17bfad150cabeb51328a39ea556e6

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\HD-CheckCpu.exe

Filesize
200KB

MD5
81234fd9895897b8d1f5e6772a1b38d0

SHA1
80b2fec4a85ed90c4db2f09b63bd8f37038db0d3

SHA256
2e14887f3432b4a313442247fc669f891dbdad7ef1a2d371466a2afa88074a4c

SHA512
4c924d6524dc2c7d834bfc1a0d98b21753a7bf1e94b1c2c6650f755e6f265512d3a963bc7bc745351f79f547add57c37e29ba9270707edbf62b60df3a541bc16

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\HD-CheckCpu.exe

Filesize
200KB

MD5
81234fd9895897b8d1f5e6772a1b38d0

SHA1
80b2fec4a85ed90c4db2f09b63bd8f37038db0d3

SHA256
2e14887f3432b4a313442247fc669f891dbdad7ef1a2d371466a2afa88074a4c

SHA512
4c924d6524dc2c7d834bfc1a0d98b21753a7bf1e94b1c2c6650f755e6f265512d3a963bc7bc745351f79f547add57c37e29ba9270707edbf62b60df3a541bc16

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\HD-CheckCpu.exe

Filesize
200KB

MD5
81234fd9895897b8d1f5e6772a1b38d0

SHA1
80b2fec4a85ed90c4db2f09b63bd8f37038db0d3

SHA256
2e14887f3432b4a313442247fc669f891dbdad7ef1a2d371466a2afa88074a4c

SHA512
4c924d6524dc2c7d834bfc1a0d98b21753a7bf1e94b1c2c6650f755e6f265512d3a963bc7bc745351f79f547add57c37e29ba9270707edbf62b60df3a541bc16

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\JSON.dll

Filesize
411KB

MD5
f5fd966e29f5c359f78cb61a571d1be4

SHA1
a55e7ed593b4bc7a77586da0f1223cfd9d51a233

SHA256
d2c8d26f95f55431e632c8581154db7c19547b656380e051194a9d2583dd2156

SHA512
d99e6fe250bb106257f86135938635f6e7ad689b2c11a96bb274f4c4c5e9a85cfacba40122dbc953f77b5d33d886c6af30bff821f10945e15b21a24b66f6c8be

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\Locales\i18n.en-US.txt

Filesize
17KB

MD5
afdab4141bdd259bdf57c3459887e0d7

SHA1
b1405390b7f11212ea7c97c68aadf43d2accd410

SHA256
64447fd07169bcac318a5d0050163d9c35461559f078d808013717a73c74da80

SHA512
bcd6fa7e8688f43b291710ec14f14164e344371350486b103270bbe7a7d0faded58ca0129bce9d58441cdcb1812c0169f5179788f4e5c24d68955038c9ecce68

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS412D99A6\ThemeFile

Filesize
80KB

MD5
c3e6bab4f92ee40b9453821136878993

SHA1
94493a6b3dfb3135e5775b7d3be227659856fbc4

SHA256
de1a2e6b560e036da5ea6b042e29e81a5bfcf67dde89670c332fc5199e811ba6

SHA512
a64b6b06b3a0f3591892b60e59699682700f4018b898efe55d6bd5fb417965a55027671c58092d1eb7e21c2dbac42bc68dfb8c70468d98bed45a8cff0e945895

Download Submit
C:\Users\Admin\AppData\Local\Temp\BlueStacksMicroInstaller_5.11.100.1063.log_bst

Filesize
5KB

MD5
2dead225e40b6c8fc4952ea02ca5c24f

SHA1
c3e0e4a8ab35207c9b17a3822e463e3b5b465e1f

SHA256
85778f9c6050498ebd0242c7d841744813b0fee5542b97632a62ef1b2f496422

SHA512
8ccc12378674303e5fc69ccdcfe7731132ab2cbd5ec16a909c0b5ba5e5ac040ebe7ba09a592d95a8b6a7b1d6dfaca0d005afdd5061398f169d05efc34ddd5b14

Download Submit
memory/2140-264-0x000000001C600000-0x000000001C60E000-memory.dmp

Filesize
56KB

Download
memory/2140-263-0x000000001CC30000-0x000000001CC68000-memory.dmp

Filesize
224KB

Download
memory/2140-260-0x000000001CED0000-0x000000001D3F8000-memory.dmp

Filesize
5.2MB

Download
memory/2140-259-0x000000001B9D0000-0x000000001B9E0000-memory.dmp

Filesize
64KB

Download
memory/2140-258-0x000000001B9D0000-0x000000001B9E0000-memory.dmp

Filesize
64KB

Download
memory/2140-275-0x0000000020BB0000-0x0000000020BB8000-memory.dmp

Filesize
32KB

Download
memory/2140-251-0x000000001B9D0000-0x000000001B9E0000-memory.dmp

Filesize
64KB

Download
memory/2140-250-0x000000001B930000-0x000000001B998000-memory.dmp

Filesize
416KB

Download
memory/2140-248-0x0000000000AA0000-0x0000000000B38000-memory.dmp

Filesize
608KB

Download
memory/2140-302-0x000000001B730000-0x000000001B927000-memory.dmp

Filesize
2.0MB

Download