10a4cb7a2790344ded0513b288d0431967a44706a345f50d1b8fec8e244793d9

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
20/05/2024, 20:16

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General

Target

GUPlayerUninstaller.exe
Size

623KB
MD5

dd1742b1fe84bcf782fea9bdd527521f
SHA1

a2ca8bfa3e20006196208357ac5c9759e457a6fa
SHA256

7de3aa1f91a5b962eb8465f8a675b6facebf97887bb8c0f9f7332741a8487513
SHA512

d28da6ad76e93c89d363c376e165c35e7fe254dfc7e8d24051cfebccffdbbd41e713f87d53a9479fac22a3a2d0b6b162a7c0437888dbb86d782f498b45dba4d1
SSDEEP

12288:xjhnCPVsLMQOJngD3i4L4zzlH5CouQAcTYpnwa/:1VCPVsNOJuwCouQAjpnwa/

Score

7^/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-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	GUPlayerUninstaller.exe

Executes dropped EXE 1 IoCs

pid	Process
1972	s3866.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	s3866.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	s3866.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	s3866.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	s3866.exe
File opened for modification	C:\Windows\assembly	s3866.exe

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

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\07E032E020B72C3F192F0628A2593A19A70F069E	s3866.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\07E032E020B72C3F192F0628A2593A19A70F069E\Blob = 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	s3866.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\07E032E020B72C3F192F0628A2593A19A70F069E\Blob = 5c0000000100000004000000000800001900000001000000100000001f7e750b566b128ac0b8d6576d2a70a503000000010000001400000007e032e020b72c3f192f0628a2593a19a70f069e1d0000000100000010000000e3f9af952c6df2aaa41706a77a44c2031400000001000000140000000876cdcb07ff24f6c5cdedbb90bce284374675f76200000001000000200000005c58468d55f58e497e743982d2b50010b6d165374acf83a7d4a32db768c4408e0b0000000100000034000000430065007200740075006d002000540072007500730074006500640020004e006500740077006f0072006b002000430041000000090000000100000054000000305206082b0601050507030206082b06010505070303060a2b0601040182370a030406082b0601050507030406082b0601050507030606082b0601050507030706082b0601050507030106082b0601050507030853000000010000006500000030633021060b2a84680186f6770205010130123010060a2b0601040182373c0101030200c03021060b2a84680186f6770205010730123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c00f0000000100000014000000a8569ccd21ef9cc5737c7a12df608c2cbc545df1040000000100000010000000d5e98140c51869fc462c8975620faa782000000001000000bf030000308203bb308202a3a00302010202030444c0300d06092a864886f70d0101050500307e310b300906035504061302504c31223020060355040a1319556e697a65746f20546563686e6f6c6f6769657320532e412e31273025060355040b131e43657274756d2043657274696669636174696f6e20417574686f72697479312230200603550403131943657274756d2054727573746564204e6574776f726b204341301e170d3038313032323132303733375a170d3239313233313132303733375a307e310b300906035504061302504c31223020060355040a1319556e697a65746f20546563686e6f6c6f6769657320532e412e31273025060355040b131e43657274756d2043657274696669636174696f6e20417574686f72697479312230200603550403131943657274756d2054727573746564204e6574776f726b20434130820122300d06092a864886f70d01010105000382010f003082010a0282010100e3fb7da372bac2f0c91487f56b014ee16e4007ba6d275d7ff75b2db35ac7515faba432a66187b66e0f86d2300297f8d76957a118395d6a6479c60159ac3c314a387cd204d24b28e8205f3b07a2cc4d73dbf3ae4fc756d55aa79689faf3ab68d423865927cf0927bcac6e72831c3072dfe0a2e9d2e1747519bd2a9e7b1554041bd74339ad5528c5e21abbf4c0e4ae384933cc76859f3945d2a49ef2128c51f87ce42d7ff5ac5feb169fb12dd1bacc9142774c25c990386fdbf0ccfb8e1e97593ed5604ee60528ed4979134bba48db2ff972d339cafe1fd83472f5b440cf3101c3ecde112d175d1fb850d15e19a769de073328ca5095f9a754cb54865045a9f9490203010001a3423040300f0603551d130101ff040530030101ff301d0603551d0e041604140876cdcb07ff24f6c5cdedbb90bce284374675f7300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100a6a8ad22ce013da6a3ff62d0489d8b5e72b07844e3dc1caf09fd2348fabd2ac4b95504b510a38d27de0b8263d0eede0c3779415b22b2b09a415ca670e0d4d077cb23d300e06c562fe1690d0dd9aabf218150d906a5a8ff9537d0aafee2b3f5992d45848ae54209d774022ff789d899e9bc27d4478dba0d461c77cf14a41cb9a431c49c28740334ff331926a5e90d74b73e97c676e82796a366dde1aef2415bca9856837370e4861ad23141ba2fbe2d135a766f4ee84e810e3f5b0322a012be6658114acb03c4b42a2a2d9617e03954bc48d376279d9a2d06a6c9ec39d2abdb9f9a0b27023529b14095e7f9e89c55881946d6b734f57ece399ad938f151f74f2c	s3866.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1972	s3866.exe
1972	s3866.exe
1972	s3866.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1972	s3866.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1972	s3866.exe
1972	s3866.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 1972	2316	GUPlayerUninstaller.exe	84
PID 2316 wrote to memory of 1972	2316	GUPlayerUninstaller.exe	84

C:\Users\Admin\AppData\Local\Temp\GUPlayerUninstaller.exe
"C:\Users\Admin\AppData\Local\Temp\GUPlayerUninstaller.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\n3866\s3866.exe
  "C:\Users\Admin\AppData\Local\Temp\n3866\s3866.exe" 3f3edbb31f539ee22b605870S/DE+U3L098WFWLw+ocv3MBzXx5NSq4gN1Fh5EpLqTlnvw4NIyRxlagyeTn+HjDMzaaU3JUAtE2DNu9gS7JwI+Su/AFFlLR4uuPbkWkkGjtZOIW9p/xQMEmEeFgSJO6SejPOTKQvG+duc5AJg4X2CtNJopk1Gje3aeDktg== /v "C:\Users\Admin\AppData\Local\Temp\GUPlayerUninstaller.exe" /a
  2⤵
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

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\n3866\s3866.exe

Filesize
351KB

MD5
efbfdf1fc17841c857024c99eefe4711

SHA1
368bbca1e13b869e3daa63eedf1630c0a418e472

SHA256
77e44b6cf973c1b5e70889954dd449baf943d4bfa31a659fb149cf2e93ebd437

SHA512
5e5306bbc20439bb73ab63c472a720c3401805e5f3b3737d461e7c8f592eec478550521e1007c5f3c24740f1afc242698d91ac68d8d686c28292a0a37185e1d5

Download Submit
memory/1972-12-0x00007FF825435000-0x00007FF825436000-memory.dmp

Filesize
4KB

Download
memory/1972-13-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-26-0x000000001BDF0000-0x000000001BE00000-memory.dmp

Filesize
64KB

Download
memory/1972-29-0x000000001C810000-0x000000001CCDE000-memory.dmp

Filesize
4.8MB

Download
memory/1972-30-0x000000001CD80000-0x000000001CE1C000-memory.dmp

Filesize
624KB

Download
memory/1972-31-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-32-0x000000001CF70000-0x000000001CFD2000-memory.dmp

Filesize
392KB

Download
memory/1972-33-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-34-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-35-0x000000001BE30000-0x000000001BE38000-memory.dmp

Filesize
32KB

Download
memory/1972-36-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-37-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-38-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-39-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-40-0x000000001E590000-0x000000001E6CC000-memory.dmp

Filesize
1.2MB

Download
memory/1972-41-0x0000000020BC0000-0x00000000210CE000-memory.dmp

Filesize
5.1MB

Download
memory/1972-42-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-43-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-44-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download
memory/1972-46-0x00007FF825180000-0x00007FF825B21000-memory.dmp

Filesize
9.6MB

Download