370a27a30ee57247faddeb1f99a83933247e07c8760a07ed82e451e1cb5e5cdd

Analysis

max time kernel
153s
max time network
138s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
17-10-2023 14:04

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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

1856 windirstat.exe

pid	process
1856	windirstat.exe

Loads dropped DLL 11 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

pid	process
2236	windirstat1_1_2_setup.exe
2236	windirstat1_1_2_setup.exe
2236	windirstat1_1_2_setup.exe
2236	windirstat1_1_2_setup.exe
2236	windirstat1_1_2_setup.exe
2236	windirstat1_1_2_setup.exe
2236	windirstat1_1_2_setup.exe
2236	windirstat1_1_2_setup.exe
1856	windirstat.exe
1856	windirstat.exe
1856	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	2236	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	2236	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe
Token: SeBackupPrivilege	1856	windirstat.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

windirstat.exe

pid process

1856 windirstat.exe
1856 windirstat.exe
1856 windirstat.exe
1856 windirstat.exe

pid	process
1856	windirstat.exe
1856	windirstat.exe
1856	windirstat.exe
1856	windirstat.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

windirstat1_1_2_setup.exe

description	pid	process	target process
PID 2236 wrote to memory of 1856	2236	windirstat1_1_2_setup.exe	windirstat.exe
PID 2236 wrote to memory of 1856	2236	windirstat1_1_2_setup.exe	windirstat.exe
PID 2236 wrote to memory of 1856	2236	windirstat1_1_2_setup.exe	windirstat.exe
PID 2236 wrote to memory of 1856	2236	windirstat1_1_2_setup.exe	windirstat.exe
PID 2236 wrote to memory of 1856	2236	windirstat1_1_2_setup.exe	windirstat.exe
PID 2236 wrote to memory of 1856	2236	windirstat1_1_2_setup.exe	windirstat.exe
PID 2236 wrote to memory of 1856	2236	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:2236

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:1856

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.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:\Users\Admin\AppData\Local\Temp\nsyE36E.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsyE36E.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsyE36E.tmp\ioSpecial.ini
Filesize
790B

MD5
be46cd566f911d57baaff5cf1c20a82e

SHA1
24b30cfbf05c43357c688d75d72b50b7e1b38ec9

SHA256
7b330b349b7c20e01f4758a9fc4be093237cdda0ce3b062714bfa495919888a1

SHA512
ecaf4cb9fc6d6df41b2efe98fe126630180e09ef721e7722bf37939913796db698df62c698d8a1ca34316f108bd960b4a715ed2778940a584989974a80507cef

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsyE36E.tmp\ioSpecial.ini
Filesize
799B

MD5
ce69ba91cfc6296bc5a89f3b90d43a48

SHA1
0653b9e5a939f44868f29d435969bc6387056b25

SHA256
9bd153883abfcf777f0033d9d375bd3d5217a9e56883dbe513a265fd1f72305f

SHA512
38ce9ef0b1c124c139d12874fea78dd5c9966e610812d8917fd067b5bba041d16eff922b43d4672fff4b0750968e046d8f597b9331be69f66743999c5c4c3eed

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsyE36E.tmp\ioSpecial.ini
Filesize
725B

MD5
7424d1392a6b063304704938ef64a97f

SHA1
912229e5f82df899eeca36d2e88663d388d575f9

SHA256
ffd102d3f4698333bcd8c2bf4f8b1f8c25ab66d38a62cd8da8e39a0a73c4453b

SHA512
ef674f9a366704bc5c2f41223ff646974b245545e65dfc0994b8bda52dad6f6296bffde2399babc6bb690165602118a73869ad61cc4e3893c570eccc8546d65e

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

MD5
c49cbd76b01262ee158b84ccbb9623ae

SHA1
ebbdfa994f0d57bd70eeaf8b42a6eaf389265cec

SHA256
447b02cca3f7bf8f12cf33fcf88379912930997d427afcf02de8bbf4fb88ff62

SHA512
beb0caec9045c367e931bb47d5e15beaa652ffa0f61b0946d9d1ac9d1526b12f6321692c5c6d693f077ba72915b0f1a5a3a87681a7fe45fc01e84a9ea0b1a67d

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\nsyE36E.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

Download Submit
\Users\Admin\AppData\Local\Temp\nsyE36E.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

Download Submit
\Users\Admin\AppData\Local\Temp\nsyE36E.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