370a27a30ee57247faddeb1f99a83933247e07c8760a07ed82e451e1cb5e5cdd

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08-04-2024 10:25

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General

Target

windirstat1_1_2_setup.exe
Size

630KB
MD5

3abf1c149873e25d4e266225fbf37cbf
SHA1

6fa92dd2ca691c11dfbfc0a239e34369897a7fab
SHA256

370a27a30ee57247faddeb1f99a83933247e07c8760a07ed82e451e1cb5e5cdd
SHA512

b6d9672a580a02299bc370deb1fd99b5ca10ab86456385870cdae522c185ae51f8d390a7c50fcb5c7898523f52c834bb73515ffc6d0b0bcde210640e815ece9e
SSDEEP

12288:yCjeMsiGVBKvjxTNlZaLlcMj+wXZvQpd9nP2+ZMU2tYspZcMwr/GNd35:yCjeTZa7BTsxewXZUTP2HU2yawjY5

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

windirstat.exe

pid process

1228 windirstat.exe

pid	process
1228	windirstat.exe

Loads dropped DLL 11 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

pid	process
3052	windirstat1_1_2_setup.exe
3052	windirstat1_1_2_setup.exe
3052	windirstat1_1_2_setup.exe
3052	windirstat1_1_2_setup.exe
3052	windirstat1_1_2_setup.exe
3052	windirstat1_1_2_setup.exe
3052	windirstat1_1_2_setup.exe
3052	windirstat1_1_2_setup.exe
1228	windirstat.exe
1228	windirstat.exe
1228	windirstat.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates connected drives 3 TTPs 2 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:

windirstat.exe

description ioc process

File opened (read-only) \??\D: windirstat.exe
File opened (read-only) \??\F: windirstat.exe

description	ioc	process
File opened (read-only)	\??\D:	windirstat.exe
File opened (read-only)	\??\F:	windirstat.exe

Drops file in Program Files directory 3 IoCs

Processes:

windirstat1_1_2_setup.exe

description	ioc	process
File created	C:\Program Files (x86)\WinDirStat\windirstat.chm	windirstat1_1_2_setup.exe
File created	C:\Program Files (x86)\WinDirStat\Uninstall.exe	windirstat1_1_2_setup.exe
File created	C:\Program Files (x86)\WinDirStat\windirstat.exe	windirstat1_1_2_setup.exe

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

System Information Discovery
T1082

NSIS installer 1 IoCs

installer

Processes:

resource	yara_rule
\Program Files (x86)\WinDirStat\Uninstall.exe	nsis_installer_1

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

description	pid	process
Token: SeRestorePrivilege	3052	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	3052	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe
Token: SeBackupPrivilege	1228	windirstat.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

windirstat.exe

pid process

1228 windirstat.exe
1228 windirstat.exe
1228 windirstat.exe
1228 windirstat.exe

pid	process
1228	windirstat.exe
1228	windirstat.exe
1228	windirstat.exe
1228	windirstat.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

windirstat1_1_2_setup.exe

description	pid	process	target process
PID 3052 wrote to memory of 1228	3052	windirstat1_1_2_setup.exe	windirstat.exe
PID 3052 wrote to memory of 1228	3052	windirstat1_1_2_setup.exe	windirstat.exe
PID 3052 wrote to memory of 1228	3052	windirstat1_1_2_setup.exe	windirstat.exe
PID 3052 wrote to memory of 1228	3052	windirstat1_1_2_setup.exe	windirstat.exe
PID 3052 wrote to memory of 1228	3052	windirstat1_1_2_setup.exe	windirstat.exe
PID 3052 wrote to memory of 1228	3052	windirstat1_1_2_setup.exe	windirstat.exe
PID 3052 wrote to memory of 1228	3052	windirstat1_1_2_setup.exe	windirstat.exe

C:\Users\Admin\AppData\Local\Temp\windirstat1_1_2_setup.exe
"C:\Users\Admin\AppData\Local\Temp\windirstat1_1_2_setup.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3052

C:\Program Files (x86)\WinDirStat\windirstat.exe
"C:\Program Files (x86)\WinDirStat\windirstat.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1228

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\WinDirStat\windirstat.chm
Filesize
50KB

MD5
1bddb8a0e0f9cd90a5b3936ec2c2c4cf

SHA1
c8302168fb532fe03e76cb8a82aa53b49ee0bc44

SHA256
1e87c07744054709d271337d8ce06929429b334d70875605cb68ecc4c6610cd1

SHA512
b857de9026b3eab13f4dbc464e6403835e3a61e5e9e3566735bf1ddd8dedc4ecf08807b27207bd8b385250b71ea234b301dd49e6f3c90f1270ae03868c035472

Download Submit
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\WinDirStat\Help (ENG).lnk
Filesize
1KB

MD5
7cedd166e975d51cb08bf68c74da103e

SHA1
61343701a9f33b6edfb909a2c3a2f15e10726770

SHA256
7acd1e8ea53b3c6ebf44b1e32369769299dff381419e0de43e3c6b42b0fa591f

SHA512
312a591c97d49aa5cad244e7c70fca92d9db22aa0a596357f52d999d0c11b5117a43edab24a4ec342418bede0719337f413c4335193349d8985f57fddb8226ff

Download Submit
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\WinDirStat\Uninstall WinDirStat.lnk
Filesize
1KB

MD5
5e3b29395a765d3bca505a8ca5a4292c

SHA1
14d24c58941b4e4fe893e1f49e55df9828066771

SHA256
f8e875b1f666c41694a4b5b508065f7365188e93b01d33d0ad6d4d5703f099eb

SHA512
f43acd1b81131645099ea2cafab9dd84d3bf846de5f8cad21b977892f9041393a245787ca25044b9b65d9395862b377f31ee70463ad82dfb93c6788a3ef8a56f

Download Submit
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\WinDirStat\WinDirStat.lnk
Filesize
1KB

MD5
d35cfc4575515f5cfa64b794e4fe8c1e

SHA1
94f6ae9f6c5c8c8c3f7c6ea6e747623a5dbfbcca

SHA256
0892bd377cb8e961eff2e2c1580560bef879328b01cb1273354218a0dfced55d

SHA512
de4a212ebb3a00f8c806c4abbb94d06a4660af516fa5a5cc12c0fa32786994d208e3e6d014f73c9e39bd7b96c6039c00145d401b30aac27f0136dc9d2f22a68f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsy41A4.tmp\ioSpecial.ini
Filesize
790B

MD5
588d52ec7dd516d19aadf960c0c505c5

SHA1
ac3f675b3a33de1b4c7df08cbbfda7d144b736fd

SHA256
356af992e841440aeae009946765ea2752b8701993d08322396cddf6469325cd

SHA512
16f4e8ae726edefb92de5cd4d06dfa6b42004e26a969cf256353944e7de997a5fed547c8c4aa9b946353367669127ac9670fd1cddaebdfde78134118e92203d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsy41A4.tmp\ioSpecial.ini
Filesize
799B

MD5
c89b9ed4e1f8dd07ff7c99f3eeac3095

SHA1
15f42bf586cbb019a0aa559c76a14e614eb41567

SHA256
97356b6f819d3a719fde49ad684a060a2ddf9aa053a974d68bff4dbf1540e754

SHA512
64e4283d419bdd2326ca1ce60d812c6b715c15da78735edeb05ed7b77227f83827721801c597d82e09d8673b31c661121c888e610feb661d4abf3d4347a76de9

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsy41A4.tmp\ioSpecial.ini
Filesize
585B

MD5
3777e0cdfb58bc171d7aff9db0a41379

SHA1
6f8b1743d64084445be6e407a7656dd6727f6d3b

SHA256
037a87586376d70af66f1290466c6c70583da9a12b531ff3c2b8838f48e4344e

SHA512
4a3cd506a1805b68d9b478e9e9a3663d277cf54a8a748cd82a4fe7afc42ba7a7053a723a36e5774989e91cd1434f478308ce48a0222f4eb27ebd7af230b365d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsy41A4.tmp\ioSpecial.ini
Filesize
725B

MD5
fe91a26a09bc862dec8878e6b24fb589

SHA1
762687107fe0859250be1f23a1acd24f5bf9444c

SHA256
f1db92eb1b56041ce20cd0deec5a66f526154528e5d8bec91b9665fc6725ce9b

SHA512
9e26b6c6f44530ceae98f9b871c014df2404eb27899a47fa48a33e6f43648d5c14632a90cdb056c3689b643ee811e0365fa240d21028acbb5d50bc4c93f649d9

Download Submit
C:\Users\Admin\Desktop\WinDirStat.lnk
Filesize
1KB

MD5
d1dce0fa3b442a30d50ebb0d156ed404

SHA1
517584ca5184d3f85b53b00f708ec274d76a6380

SHA256
f95a5c82fc1b33f809c77b0986182069c4994ef7889fb0f55078c27ee81ade92

SHA512
a34df9eeb88964b1d4a89372364c417b19786ec9daff0a3223dd80d7a9ed5cf1a6e4cedd7eaa9e013222c4decba7d1c608502deee2581bbabdee33b41861b1a7

Download Submit
\Program Files (x86)\WinDirStat\Uninstall.exe
Filesize
46KB

MD5
a127e6118b9dd2f9d5a7cc4d697a0105

SHA1
9ac17d4dcf0884ceafacf10c42209c0942dfe7a8

SHA256
afc864cfce79b2a6add491a27ea672d958233ed7a97a2cbbce60100d2fa1e670

SHA512
0e57d2856c02c55d477d9b3cc1d4bf5ffa3650d4b20be18b0a9e614d19143aee325c4cd92ff31bbddf6e93cd3ebeb47d8727de6e25faa366341cc71117122065

Download Submit
\Program Files (x86)\WinDirStat\windirstat.exe
Filesize
636KB

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

Download Submit
\Users\Admin\AppData\Local\Temp\nsy41A4.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

Download Submit
\Users\Admin\AppData\Local\Temp\nsy41A4.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads