370a27a30ee57247faddeb1f99a83933247e07c8760a07ed82e451e1cb5e5cdd

Analysis

max time kernel
150s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
19-05-2023 23:12

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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

1632 windirstat.exe

pid	process
1632	windirstat.exe

Loads dropped DLL 11 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

pid	process
1504	windirstat1_1_2_setup.exe
1504	windirstat1_1_2_setup.exe
1504	windirstat1_1_2_setup.exe
1504	windirstat1_1_2_setup.exe
1504	windirstat1_1_2_setup.exe
1504	windirstat1_1_2_setup.exe
1504	windirstat1_1_2_setup.exe
1504	windirstat1_1_2_setup.exe
1632	windirstat.exe
1632	windirstat.exe
1632	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
T1081
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 1 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

description	ioc	process
File opened (read-only)	\??\D:	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.exe	windirstat1_1_2_setup.exe
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

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

Processes:

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

windirstat.exe

pid process

1632 windirstat.exe

pid	process
1632	windirstat.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

description	pid	process
Token: SeRestorePrivilege	1504	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	1504	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe
Token: SeBackupPrivilege	1632	windirstat.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

windirstat.exe

pid process

1632 windirstat.exe
1632 windirstat.exe
1632 windirstat.exe

pid	process
1632	windirstat.exe
1632	windirstat.exe
1632	windirstat.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

windirstat1_1_2_setup.exe

description	pid	process	target process
PID 1504 wrote to memory of 1632	1504	windirstat1_1_2_setup.exe	windirstat.exe
PID 1504 wrote to memory of 1632	1504	windirstat1_1_2_setup.exe	windirstat.exe
PID 1504 wrote to memory of 1632	1504	windirstat1_1_2_setup.exe	windirstat.exe
PID 1504 wrote to memory of 1632	1504	windirstat1_1_2_setup.exe	windirstat.exe
PID 1504 wrote to memory of 1632	1504	windirstat1_1_2_setup.exe	windirstat.exe
PID 1504 wrote to memory of 1632	1504	windirstat1_1_2_setup.exe	windirstat.exe
PID 1504 wrote to memory of 1632	1504	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:1504

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 behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1632

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

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\Uninstall.exe
Filesize
46KB

MD5
a127e6118b9dd2f9d5a7cc4d697a0105

SHA1
9ac17d4dcf0884ceafacf10c42209c0942dfe7a8

SHA256
afc864cfce79b2a6add491a27ea672d958233ed7a97a2cbbce60100d2fa1e670

SHA512
0e57d2856c02c55d477d9b3cc1d4bf5ffa3650d4b20be18b0a9e614d19143aee325c4cd92ff31bbddf6e93cd3ebeb47d8727de6e25faa366341cc71117122065

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

MD5
1bddb8a0e0f9cd90a5b3936ec2c2c4cf

SHA1
c8302168fb532fe03e76cb8a82aa53b49ee0bc44

SHA256
1e87c07744054709d271337d8ce06929429b334d70875605cb68ecc4c6610cd1

SHA512
b857de9026b3eab13f4dbc464e6403835e3a61e5e9e3566735bf1ddd8dedc4ecf08807b27207bd8b385250b71ea234b301dd49e6f3c90f1270ae03868c035472

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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

MD5
2276d610af250db1954ccc3aa648be1d

SHA1
7c170574c00eac53288c7853e30c7a7cf8c2aa0a

SHA256
633e7c8a9f8de2d8fda25f12d8b52637e8118968d69b819d95bbd7a97f437d55

SHA512
c18acd05f24d4daa79c1915d8731f44b307dd8d2900e2a8b45ac376e489ff7f5a43e8f88d91998edd734efa945614429a4048c799c3218553b3fba0f8bd9d44b

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

MD5
f8db35e0a05a341e08b971bde06d839e

SHA1
6df2192ca791065e82098ea23dec715e575a0588

SHA256
a82fe9549809bb8b6ce719463b2737dacefb3a75ac46f39305f3624de2f374f7

SHA512
63be94970a6d050a358cb98475f288c7f4e3c34220d9e12ea119cfef6aedb61fc735427419431e55c6d3f35bc6f48e66c5c0d9687fd1bf4c9a892994cabb4c38

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

MD5
789d67238dcff38e7c20e8ad86050d70

SHA1
318c64b832b40e0c9ffe5b3655cc93db1c2f7bf7

SHA256
fa1434a447c31ae92089ec835bcd625556f62ec6caac93d6ecb8ad5c6ba26fb5

SHA512
19e178be22dcfb96553448b0c08dd848bd0f75e1a0609ef9134f73ac882fc8cf97e619171a3b3e8895fdb0a3523d75ab4efefdcf8c4d3abed0efcf53f58840af

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst4E23.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst4E23.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst4E23.tmp\ioSpecial.ini
Filesize
798B

MD5
fc73cbba157af29aa4086aa07ff6de90

SHA1
fb88b955c986bd202cb392ea10a58339f430d8b9

SHA256
6708d10afa5b720d57c77d07eec5faa2785c3e6aa0c47c674e91abe840fa7dc5

SHA512
458563f20e115c997e5d5a4cd6cfaa448e9edcec0cb6885ab7eb5b7f14c779a298ebf7b2b20ae6c470da007438e20a0fa5c2445017686ef3dcf26d3b49c9a83d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nst4E23.tmp\ioSpecial.ini
Filesize
725B

MD5
e73bf9bbdc7f4babfaa84ad800afce12

SHA1
b369ce9e48bbca1149d7b73dd1ab849d761d9eba

SHA256
94069670af9b5d57516cfbc582f0181b5eb71771d7066f903e27ce1d8a79aa6d

SHA512
c8a27c200cebd53e47c28c70a868abc98ed6c3ce089fecbb4da0b088cc7b675c383d172ec9f5e5311a1d07100e566d7e1873f278237bf73a5aaf91a1151ff54d

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

MD5
1098ef74bbb95e242d3f6be4448292e2

SHA1
547f932aeb89fe1a5be6528cda6ea9f03f9aa39d

SHA256
a4b555f0646f54904421e06309ac253561bfc780b5bc776a041f6f1ef5bbff04

SHA512
1c5b321b53a700449a6a529879b8cb4ab3a1a3ccd1c01c21bf0584187abae136e13f6982ecd1ce0aa0e8b280d3570c875f56ce98ecba0b334f1d83cc0c56dcbb

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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

MD5
24cd9a82fcfc658dd3ae7ba25c958ffb

SHA1
26e14a532e1e050eb20755a0b7a5fea99dd80588

SHA256
cc3ee246f2710dc9ba9e2a88e3192b88f1db4caa2eefb8641642a33df04e585c

SHA512
4de675be1f7d618d133ef24765a027840473e0c5bc93550d5e5fdbf078edc74c2241e6e3cd8753517e2954c7f09b9909028de7b727294d723fb5700658c7979d

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\nst4E23.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

Download Submit
\Users\Admin\AppData\Local\Temp\nst4E23.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

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\Users\Admin\AppData\Local\Temp\nst4E23.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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