370a27a30ee57247faddeb1f99a83933247e07c8760a07ed82e451e1cb5e5cdd

Analysis

max time kernel
128s
max time network
31s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
05-04-2023 14:14

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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

868 windirstat.exe

pid	process
868	windirstat.exe

Loads dropped DLL 11 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

pid	process
2032	windirstat1_1_2_setup.exe
2032	windirstat1_1_2_setup.exe
2032	windirstat1_1_2_setup.exe
2032	windirstat1_1_2_setup.exe
2032	windirstat1_1_2_setup.exe
2032	windirstat1_1_2_setup.exe
2032	windirstat1_1_2_setup.exe
2032	windirstat1_1_2_setup.exe
868	windirstat.exe
868	windirstat.exe
868	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.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). Likely ransomware behaviour.

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 use of AdjustPrivilegeToken 64 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

description	pid	process
Token: SeRestorePrivilege	2032	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	2032	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe
Token: SeBackupPrivilege	868	windirstat.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

windirstat.exe

pid process

868 windirstat.exe
868 windirstat.exe
868 windirstat.exe

pid	process
868	windirstat.exe
868	windirstat.exe
868	windirstat.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

windirstat1_1_2_setup.exe

description	pid	process	target process
PID 2032 wrote to memory of 868	2032	windirstat1_1_2_setup.exe	windirstat.exe
PID 2032 wrote to memory of 868	2032	windirstat1_1_2_setup.exe	windirstat.exe
PID 2032 wrote to memory of 868	2032	windirstat1_1_2_setup.exe	windirstat.exe
PID 2032 wrote to memory of 868	2032	windirstat1_1_2_setup.exe	windirstat.exe
PID 2032 wrote to memory of 868	2032	windirstat1_1_2_setup.exe	windirstat.exe
PID 2032 wrote to memory of 868	2032	windirstat1_1_2_setup.exe	windirstat.exe
PID 2032 wrote to memory of 868	2032	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:2032

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:868

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
b4732981379af38b281785b7e3bfa391

SHA1
76976d92bc01820c9c9321297969f4806e6b59c6

SHA256
86514d5abfd9410222cd7ae5f9bb3911eb88e65617beb2343d4a1033b1c07e04

SHA512
7f907ba15a5a0308fad83b0969e989197fcbc7da5b1db17a37ab9c2cf12284e021f5b51b1dc74fe9b1d2b20931cfc8dfcfacbbb166449c0927609c2cc8a05447

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

MD5
c30984414fee6e0df077f89e7c35b62c

SHA1
d3e6450079d12d2adf99549fc7caa276fed80593

SHA256
dcf352d0cca48c0595e3aa46b8e433ce6332735f16a82e75419608843a9bd925

SHA512
45ce2944f8763555cd495a6744eff97b2541d98118e440e7497fd73457be82af3622bd4d9e2ac77e1bdb9f0ddce3dbb64d40d4f064ea58bf9f1cfd9bc95b8e1a

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

MD5
15fba4d963287744cf322d6e088047e2

SHA1
55f5e23618c8e311be5c914ede2207223282bbdf

SHA256
9cab4b69091ce37f528d767fbdde837af89dfa63fcb2cdac77f191633cec9808

SHA512
3ddb92c1ca6271f2fdb2b79fc5c75c1f55c9bf484b5ac9b8035320d8e25def4bfc15e3eaa6ede60a76a34318ad2963b2b2add7a10e7c504ed97cabf565b6fa39

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1A19.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1A19.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1A19.tmp\ioSpecial.ini
Filesize
790B

MD5
1ddd4d4d7aa2a3011e8657425b9039eb

SHA1
01a40ddcff835e3f9a5284c32d326378383d6c52

SHA256
5a167595590504dc086144bfb189944401f2ac2b81496b56d72233d3237aebaf

SHA512
6b0f2b802578599aa0a0846c69dfeef67c0016f26b590633ea78312859e2e5a5d1f7b500eb21ec08d0588ab98471687f6f3758ededdc73461dfa45c6407968f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1A19.tmp\ioSpecial.ini
Filesize
799B

MD5
1edf43260057786760c9ad3ecf5342ef

SHA1
0a142043dc3af0d4d89474d0fd1b541562313a3a

SHA256
d8fff8aeb8d02d8409c35ef8fcf60d488e4cefb7b373e73e9c903eea50304f0d

SHA512
77fa9ec6abeaf0f8a59457312227d28dce1f915c5ff0454b852cabe0291ada9ed706b94c6670ab6c49d1a18d66a17bb0153c498b599310e019c6e91022cc3ab2

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj1A19.tmp\ioSpecial.ini
Filesize
725B

MD5
74ff757b42142e090c407fdf6f4e59cd

SHA1
100a39a25cb2f7f56fd91cd14d603097b146a771

SHA256
35f255446be227cc7ec6b896c9ecfca255e36d05131e7d3f7ec7b9a35cab29c7

SHA512
15e569fa01f69fd70515a583c4eb474a808f28cff1fb76b5556d17b2db5b3b5672ac87f8f9e0765384ed3809ea9b92ebe06531a8aba9476da0b277e9f9be7076

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

MD5
e3ea1970d1c4cea94805fee1e2502ff1

SHA1
c460e88b76d11cee66a978a09c07bb222da53cb7

SHA256
b5b18bd544ca2cd86617b6c992762c25a1ac41e76bd3f3e141b0154d988af867

SHA512
b63838c0346dbe72ff4e1db45cf7f484686422006a2cc8415ee2bcd5a23967e1275133faae50a42ab858b7f46f2b2b26d1bf28bd49d2ca76f00c7cb5a339e007

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\nsj1A19.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

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\Users\Admin\AppData\Local\Temp\nsj1A19.tmp\System.dll
Filesize
10KB

MD5
4125926391466fdbe8a4730f2374b033

SHA1
fdd23034ada72d2537939ac6755d7f7c0e9b3f0e

SHA256
6692bd93bcd04146831652780c1170da79aa3784c3c070d95fb1580e339de6c5

SHA512
32a1cf96842454b3c3641316ee39051ae024bdce9e88ac236eadad531f2c0a08d46b77d525f7d994c9a5af4cc9a391d30ee92b9ec782b7fb9a42c76f0f52a008

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\Users\Admin\AppData\Local\Temp\nsj1A19.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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