847a40ca8a3e2616ca25561a74f0cd27b4d9d7bb8f3f8399b747a85ca369b611

Analysis

max time kernel
1791s
max time network
1560s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10-09-2024 07:55

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General

Target

Stardock CursorFX 4.03 Multilingual [PeskTop.com]/Stardock CursorFX v4.03/Stardock CursorFX v4.03 Setup.exe
Size

19.0MB
MD5

2a56b3151ef00fe5e317bfa5b6511906
SHA1

1d9f2425e1a24e918a36472ae8a097478350f261
SHA256

0198e05d4b4af04f82aef95e0c2d581ee4de15a454214ba200396be8d50581b5
SHA512

c74aa2c4f14b2030031d2b4c16ed7788e5887dd42dba3a6d9bf0c96a946816edac79a5ad6b872e9f613000b219e35a37641332431b864a6d82688a7b99de9175
SSDEEP

393216:QAPF8K4/MLyYMWwwrPq0Vz8RQAI3ZHK/hSbWvpxkpjE++q4ty9eqBAsCJX:vPFdeMLnfq0ORQAi5KkbWpxkD+/A9eqg

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral9/files/0x0005000000019426-3.dat	upx
behavioral9/memory/2276-6-0x00000000033F0000-0x00000000037D8000-memory.dmp	upx
behavioral9/memory/2760-19-0x0000000000C30000-0x0000000001018000-memory.dmp	upx
behavioral9/memory/2760-84-0x0000000000C30000-0x0000000001018000-memory.dmp	upx

Executes dropped EXE 2 IoCs

pid	Process
2760	irsetup.exe
2396	GetMachineSID.exe

Loads dropped DLL 11 IoCs

pid	Process
2276	Stardock CursorFX v4.03 Setup.exe
2276	Stardock CursorFX v4.03 Setup.exe
2276	Stardock CursorFX v4.03 Setup.exe
2276	Stardock CursorFX v4.03 Setup.exe
2760	irsetup.exe
2760	irsetup.exe
2760	irsetup.exe
2760	irsetup.exe
2760	irsetup.exe
2760	irsetup.exe
2760	irsetup.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	Stardock CursorFX v4.03 Setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	irsetup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	GetMachineSID.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 0400000001000000100000000cd2f9e0da1773e9ed864da5e370e74e14000000010000001400000079b459e67bb6e5e40173800888c81a58f6e99b6e030000000100000014000000cabd2a79a1076a31f21d253635cb039d4329a5e80f00000001000000200000003f0411ede9c4477057d57e57883b1f205b20cdc0f3263129b1ee0269a2678f631900000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000006f0500003082056b30820353a0030201020211008210cfb0d240e3594463e0bb63828b00300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3135303630343131303433385a170d3335303630343131303433385a304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f7420583130820222300d06092a864886f70d01010105000382020f003082020a0282020100ade82473f41437f39b9e2b57281c87bedcb7df38908c6e3ce657a078f775c2a2fef56a6ef6004f28dbde68866c4493b6b163fd14126bbf1fd2ea319b217ed1333cba48f5dd79dfb3b8ff12f1219a4bc18a8671694a66666c8f7e3c70bfad292206f3e4c0e680aee24b8fb7997e94039fd347977c99482353e838ae4f0a6f832ed149578c8074b6da2fd0388d7b0370211b75f2303cfa8faeddda63abeb164fc28e114b7ecf0be8ffb5772ef4b27b4ae04c12250c708d0329a0e15324ec13d9ee19bf10b34a8c3f89a36151deac870794f46371ec2ee26f5b9881e1895c34796c76ef3b906279e6dba49a2f26c5d010e10eded9108e16fbb7f7a8f7c7e50207988f360895e7e237960d36759efb0e72b11d9bbc03f94905d881dd05b42ad641e9ac0176950a0fd8dfd5bd121f352f28176cd298c1a80964776e4737baceac595e689d7f72d689c50641293e593edd26f524c911a75aa34c401f46a199b5a73a516e863b9e7d72a712057859ed3e5178150b038f8dd02f05b23e7b4a1c4b730512fcc6eae050137c439374b3ca74e78e1f0108d030d45b7136b407bac130305c48b7823b98a67d608aa2a32982ccbabd83041ba2830341a1d605f11bc2b6f0a87c863b46a8482a88dc769a76bf1f6aa53d198feb38f364dec82b0d0a28fff7dbe21542d422d0275de179fe18e77088ad4ee6d98b3ac6dd27516effbc64f533434f0203010001a3423040300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff301d0603551d0e0416041479b459e67bb6e5e40173800888c81a58f6e99b6e300d06092a864886f70d01010b05000382020100551f58a9bcb2a850d00cb1d81a6920272908ac61755c8a6ef882e5692fd5f6564bb9b8731059d321977ee74c71fbb2d260ad39a80bea17215685f1500e59ebcee059e9bac915ef869d8f8480f6e4e99190dc179b621b45f06695d27c6fc2ea3bef1fcfcbd6ae27f1a9b0c8aefd7d7e9afa2204ebffd97fea912b22b1170e8ff28a345b58d8fc01c954b9b826cc8a8833894c2d843c82dfee965705ba2cbbf7c4b7c74e3b82be31c822737392d1c280a43939103323824c3c9f86b255981dbe29868c229b9ee26b3b573a82704ddc09c789cb0a074d6ce85d8ec9efceabc7bbb52b4e45d64ad026cce572ca086aa595e315a1f7a4edc92c5fa5fbffac28022ebed77bbbe3717b9016d3075e46537c3707428cd3c4969cd599b52ae0951a8048ae4c3907cecc47a452952bbab8fbadd233537de51d4d6dd5a1b1c7426fe64027355ca328b7078de78d3390e7239ffb509c796c46d5b415b3966e7e9b0c963ab8522d3fd65be1fb08c284fe24a8a389daac6ae1182ab1a843615bd31fdc3b8d76f22de88d75df17336c3d53fb7bcb415fffdca2d06138e196b8ac5d8b37d775d533c09911ae9d41c1727584be0241425f67244894d19b27be073fb9b84f817451e17ab7ed9d23e2bee0d52804133c31039edd7a6c8fc60718c67fde478e3f289e0406cfa5543477bdec899be91743df5bdb5ffe8e1e57a2cd409d7e6222dade1827	irsetup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	irsetup.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2760	irsetup.exe
2760	irsetup.exe
2760	irsetup.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 2760	2276	Stardock CursorFX v4.03 Setup.exe	30
PID 2276 wrote to memory of 2760	2276	Stardock CursorFX v4.03 Setup.exe	30
PID 2276 wrote to memory of 2760	2276	Stardock CursorFX v4.03 Setup.exe	30
PID 2276 wrote to memory of 2760	2276	Stardock CursorFX v4.03 Setup.exe	30
PID 2276 wrote to memory of 2760	2276	Stardock CursorFX v4.03 Setup.exe	30
PID 2276 wrote to memory of 2760	2276	Stardock CursorFX v4.03 Setup.exe	30
PID 2276 wrote to memory of 2760	2276	Stardock CursorFX v4.03 Setup.exe	30
PID 2760 wrote to memory of 2396	2760	irsetup.exe	31
PID 2760 wrote to memory of 2396	2760	irsetup.exe	31
PID 2760 wrote to memory of 2396	2760	irsetup.exe	31
PID 2760 wrote to memory of 2396	2760	irsetup.exe	31
PID 2760 wrote to memory of 2396	2760	irsetup.exe	31
PID 2760 wrote to memory of 2396	2760	irsetup.exe	31
PID 2760 wrote to memory of 2396	2760	irsetup.exe	31
PID 2760 wrote to memory of 3000	2760	irsetup.exe	33
PID 2760 wrote to memory of 3000	2760	irsetup.exe	33
PID 2760 wrote to memory of 3000	2760	irsetup.exe	33
PID 2760 wrote to memory of 3000	2760	irsetup.exe	33

C:\Users\Admin\AppData\Local\Temp\Stardock CursorFX 4.03 Multilingual [PeskTop.com]\Stardock CursorFX v4.03\Stardock CursorFX v4.03 Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Stardock CursorFX 4.03 Multilingual [PeskTop.com]\Stardock CursorFX v4.03\Stardock CursorFX v4.03 Setup.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
  "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1825314 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\Stardock CursorFX 4.03 Multilingual [PeskTop.com]\Stardock CursorFX v4.03\Stardock CursorFX v4.03 Setup.exe" "__IRCT:3" "__IRTSS:0" "__IRSID:S-1-5-21-1506706701-1246725540-2219210854-1000"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Modifies system certificate store
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.exe
    "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.exe" C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.tmp
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2396
- - C:\Windows\SysWOW64\reg.exe
    "C:\Windows\system32\reg.exe" export HKLM\Software\Stardock C:\Users\Admin\AppData\Local\Temp\registry_export.txt /y /reg:32
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3000

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

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\Local\Temp\_ir_sf_temp_0\GetMachineSID.exe

Filesize
58KB

MD5
55bbf335f75f2a2fe0a5daf603964d41

SHA1
f1b9686e8a9f10682722fc5e08c02c016b597804

SHA256
723adae0e69127a6bfbc65c5ef552a351264205ea5e2bc3b80e505feaa5d0e43

SHA512
af49055234cb4a0ddbc68212db094c7a7a1058ccf6a1a5830238fe3ff96fa35390d242322436839d6d7e419bd9e4ad8962e213222470625cffb46423dec44db6

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.tmp

Filesize
41B

MD5
f09d0fb9457b1b5a16fb0191b2a3c027

SHA1
3717b70aadf8863a179332c3069de38a6beaf0ad

SHA256
c6a94167814b754359cdba31b43ed9fe0687a9955e7c918e2c8b55a47578739c

SHA512
95083de6dcdd16269a264d4e9a02152c4ddfbe2bab5b5cf487ce5993a91d8233928fbdd268aa3b1887843b3caba6fcfa332a35fe06214dd1c51e0f2dde6c8b46

Download Submit
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll

Filesize
326KB

MD5
80d93d38badecdd2b134fe4699721223

SHA1
e829e58091bae93bc64e0c6f9f0bac999cfda23d

SHA256
c572a6103af1526f97e708a229a532fd02100a52b949f721052107f1f55e0c59

SHA512
9f28073cc186b55ef64661c2e4f6fe1c112785a262b9d8e9a431703fdb1000f1d8cc0b2a3c153c822cfd48782ae945742ccb07beae4d6388d5d0b4df03103bd4

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Encoding.lmd

Filesize
393KB

MD5
6eec47ab86d212fe3ed0f56985c8e817

SHA1
06da90bcc06c73ce2c7e112818af65f66fcae6c3

SHA256
d0b2fa60e707982899ecd8c4dc462721c82491245b26721a7c0e840c5f557aed

SHA512
36d6ef8a3fecb2c423079cadbfcbe2b044095f641c9a6ce0f9d0e96c6400f00a089aa26cc9d361bfdbcfdc3a8487d18d64956b36f39320648d1ddb565221a9cb

Download Submit
\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe

Filesize
1.3MB

MD5
68ac216f38a5f7c823712c216ca4b060

SHA1
f6ad96e91103c40eb33fd3f1324d99093e5d014e

SHA256
748d48d246526e2a79edcde87255ffa5387e3bcc94f6ca5e59589e07e683cd80

SHA512
9b7dce4ed6e2caee1cdb33e490e7062344d95d27ba48e96f66094a3413da27fb32680dd2e9a5b2091489780929c27fe36914210793fbef81dfb5b4fb1a9b469b

Download Submit
memory/2276-6-0x00000000033F0000-0x00000000037D8000-memory.dmp

Filesize
3.9MB

Download
memory/2276-15-0x00000000033F0000-0x00000000037D8000-memory.dmp

Filesize
3.9MB

Download
memory/2276-16-0x00000000033F0000-0x00000000037D8000-memory.dmp

Filesize
3.9MB

Download
memory/2276-83-0x00000000033F0000-0x00000000037D8000-memory.dmp

Filesize
3.9MB

Download
memory/2276-82-0x00000000033F0000-0x00000000037D8000-memory.dmp

Filesize
3.9MB

Download
memory/2760-19-0x0000000000C30000-0x0000000001018000-memory.dmp

Filesize
3.9MB

Download
memory/2760-46-0x0000000002580000-0x0000000002590000-memory.dmp

Filesize
64KB

Download
memory/2760-34-0x0000000010000000-0x0000000010144000-memory.dmp

Filesize
1.3MB

Download
memory/2760-35-0x0000000000A80000-0x0000000000A83000-memory.dmp

Filesize
12KB

Download
memory/2760-84-0x0000000000C30000-0x0000000001018000-memory.dmp

Filesize
3.9MB

Download
memory/2760-86-0x0000000010000000-0x0000000010144000-memory.dmp

Filesize
1.3MB

Download
memory/2760-87-0x0000000000A80000-0x0000000000A83000-memory.dmp

Filesize
12KB

Download
memory/2760-88-0x0000000002580000-0x0000000002590000-memory.dmp

Filesize
64KB

Download
memory/2760-90-0x0000000010000000-0x0000000010144000-memory.dmp

Filesize
1.3MB

Download
memory/2760-94-0x0000000010000000-0x0000000010144000-memory.dmp

Filesize
1.3MB

Download
memory/2760-103-0x0000000010000000-0x0000000010144000-memory.dmp

Filesize
1.3MB

Download
memory/2760-115-0x0000000010000000-0x0000000010144000-memory.dmp

Filesize
1.3MB

Download