370a27a30ee57247faddeb1f99a83933247e07c8760a07ed82e451e1cb5e5cdd

Analysis

max time kernel
142s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12-01-2024 21:10

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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

1504 windirstat.exe

pid	process
1504	windirstat.exe

Loads dropped DLL 11 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

pid	process
2932	windirstat1_1_2_setup.exe
2932	windirstat1_1_2_setup.exe
2932	windirstat1_1_2_setup.exe
2932	windirstat1_1_2_setup.exe
2932	windirstat1_1_2_setup.exe
2932	windirstat1_1_2_setup.exe
2932	windirstat1_1_2_setup.exe
2932	windirstat1_1_2_setup.exe
1504	windirstat.exe
1504	windirstat.exe
1504	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\Uninstall.exe	windirstat1_1_2_setup.exe
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

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 behavior: GetForegroundWindowSpam 1 IoCs

Processes:

windirstat.exe

pid process

1504 windirstat.exe

pid	process
1504	windirstat.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

windirstat1_1_2_setup.exewindirstat.exe

description	pid	process
Token: SeRestorePrivilege	2932	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	2932	windirstat1_1_2_setup.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe
Token: SeBackupPrivilege	1504	windirstat.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

windirstat.exe

pid process

1504 windirstat.exe
1504 windirstat.exe
1504 windirstat.exe
1504 windirstat.exe

pid	process
1504	windirstat.exe
1504	windirstat.exe
1504	windirstat.exe
1504	windirstat.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

windirstat1_1_2_setup.exe

description	pid	process	target process
PID 2932 wrote to memory of 1504	2932	windirstat1_1_2_setup.exe	windirstat.exe
PID 2932 wrote to memory of 1504	2932	windirstat1_1_2_setup.exe	windirstat.exe
PID 2932 wrote to memory of 1504	2932	windirstat1_1_2_setup.exe	windirstat.exe
PID 2932 wrote to memory of 1504	2932	windirstat1_1_2_setup.exe	windirstat.exe
PID 2932 wrote to memory of 1504	2932	windirstat1_1_2_setup.exe	windirstat.exe
PID 2932 wrote to memory of 1504	2932	windirstat1_1_2_setup.exe	windirstat.exe
PID 2932 wrote to memory of 1504	2932	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:2932

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:1504

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
8fadddb48d81ecc223182974fd0bac4e

SHA1
4fc95f0308c7b8eab1298b96f87a76a174defc92

SHA256
a2bb36b7d40b414b37c2cbdd533bfe97364d54cd1f2f481944a6b2f8f29b01a0

SHA512
c15f7c0861d7359b86d184fd6435dc9a49364081bea24c8fa6cf00937f616fe95cc9e89fc4ddd1368b116cb1ec81aeec36047b4b78c50dc67843867967870f3e

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

MD5
52814f120f6e77615bc94b55fba525b3

SHA1
34a3f822e7c723ab29aa441135f9f7df4c9b4829

SHA256
a310c25dc2b8b5255d262d9bd87500ad48b176ebaa088eabf7455dbd0bc1c00b

SHA512
0ed48781cb49ca3ac4204b7b057fddecce11a2df02b43c6d20427e9e376f3723bcb96c3b57f6ccabe4d9909a9916d47b27d3d25b46c5574406fa4a3dd9fd1932

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

MD5
b5457cceaea2fbc9572c229651549972

SHA1
530535aa1a1541ff30155176264c07fc4686d546

SHA256
74e1f8a223ac1b10e02b5edff57f4f61138044ba45df9732b4328105957b2f69

SHA512
146e47841e347b4045a8517e99138abbb109173c9888508c2345638601bc681c6e5c2ade607e65d79384e5bd8c3167792648b1b15f67dc9218d1b3eb587677b5

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso3A64.tmp\ioSpecial.ini
Filesize
738B

MD5
2b369169d6c32aaa13041b25bbe2b065

SHA1
2e06f87c00e9fff9037a31d8d4ba85ca3aea7d8d

SHA256
e7afa5bffb7b115a57dfd8aa8cd5b1e956a465171c34d88585795edd922f2228

SHA512
7a5def69ef47146a24baf4fe9d080cd52919ece688da96174180284e8cdf086b7a133437099914694de44cc3cb429d24cc72d0ddb11537ef434869fcf6c20921

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso3A64.tmp\ioSpecial.ini
Filesize
799B

MD5
1b67c5b04e6d2851dcbad65c1ee37bde

SHA1
a63a6c0228b82a3f7e15d69ac27c7ba3aa473942

SHA256
4fcc6ffe9f4a5bd04d95ccbb05da876b47636ff9f735ef9c759dccd4e20aecd6

SHA512
2aa6073fcc57f708e4b5161860a249e22a5143d37c1bdfb1cab384aae21d8794b2e49e008448b655e3a528669f67209e757be6c81cab69c0d9c8c43a4a58d84b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nso3A64.tmp\ioSpecial.ini
Filesize
725B

MD5
15d00a0c6c553a5b7ad060dac9dd2103

SHA1
982a9c902392118e68dfdca5edd2e6bad73d6f1b

SHA256
1506b46f0db95205caea6c946a41acf1380c6316ed7071b8968ac5b3fc0798c5

SHA512
bed760f14051163e24bc55385b04a96824266cc2be712fcc8c2691ceac88a1a6dcd2804180c6356b65f1063d50f1cb866842772ff7bae0c80dad25781716b894

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

MD5
451f547933ef4880d911a125269cc8c4

SHA1
f9845cb83ed038ade98ae6b5e12ff88ab3bb059b

SHA256
b11b5a2bf57f3bfc3ab97844dc513d8c7a20a896bd57930b1ddfedc063f1bc00

SHA512
44e65b4c891d44a8c0bd45691c9101fa875589ccaa263c43bb624825d2d0c64bf8db8581e931b59d84d9d58599dea1a7b3d5673d0d68847bbbf0a1b24883d60d

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\nso3A64.tmp\InstallOptions.dll
Filesize
14KB

MD5
9b2ad0546fd834c01a3bdcbfbc95da7d

SHA1
4f92f5a6b269d969ba3340f1c1978d337992a62c

SHA256
7e08cb4ff81dbb0573c672301681e31b2042682e9a2204673f811455f823dd37

SHA512
5b374fe7cc8d6ff8b93cfcc8deae23f2313f8240c998d04d3e65c196b33c7d36a33930ffd481cdd6d30aa4c73dd2a1c6fe43791e9bf10bd71b33321a8e71c6b8

Download Submit
\Users\Admin\AppData\Local\Temp\nso3A64.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