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Overview
overview
10Static
static
10Ransomware...KB.exe
windows10-ltsc_2021-x64
7Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
7Ransomware...KB.exe
windows10-ltsc_2021-x64
7Ransomware...KB.exe
windows11-21h2-x64
7Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows7-x64
10Ransomware...KB.exe
windows10-2004-x64
10Ransomware...KB.exe
windows10-ltsc_2021-x64
10Ransomware...KB.exe
windows11-21h2-x64
10Ransomware...KB.exe
windows10-2004-x64
9Ransomware...KB.exe
windows7-x64
9Ransomware...KB.exe
windows10-2004-x64
9Ransomware...KB.exe
windows10-ltsc_2021-x64
9Ransomware...KB.exe
windows11-21h2-x64
9Ransomware...KB.exe
windows11-21h2-x64
9Ransomware...KB.exe
windows7-x64
9Ransomware...KB.exe
windows10-2004-x64
9Ransomware...KB.exe
windows10-ltsc_2021-x64
9Ransomware...KB.exe
windows11-21h2-x64
9Ransomware...KB.ps1
windows11-21h2-x64
10Ransomware...KB.ps1
windows7-x64
10Ransomware...KB.ps1
windows10-2004-x64
10Ransomware...KB.ps1
windows10-ltsc_2021-x64
10Ransomware...KB.ps1
windows11-21h2-x64
10Resubmissions
25/03/2025, 15:11
250325-skmbpsxzaw 1025/03/2025, 15:06
250325-sg1d6a1px2 1025/03/2025, 15:01
250325-sd5jpsxyct 1025/03/2025, 14:56
250325-sbdcfaxxgs 1025/03/2025, 14:50
250325-r7ve6a1nv3 1025/03/2025, 14:46
250325-r5ab7sxwhx 1025/03/2025, 14:40
250325-r2c9paxwe1 1005/02/2025, 10:25
250205-mgcefaslhw 1005/02/2025, 10:17
250205-mbs51atmbk 1005/02/2025, 09:15
250205-k785zs1pfn 10Analysis
-
max time kernel
102s -
max time network
105s -
platform
windows10-ltsc_2021_x64 -
resource
win10ltsc2021-20250314-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20250314-enlocale:en-usos:windows10-ltsc_2021-x64system -
submitted
25/03/2025, 14:56
Static task
static1
Behavioral task
behavioral1
Sample
RansomwareSamples/MAKOP_27_10_2020_115KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral2
Sample
RansomwareSamples/MAKOP_27_10_2020_115KB.exe
Resource
win7-20241010-en
Behavioral task
behavioral3
Sample
RansomwareSamples/MAKOP_27_10_2020_115KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral4
Sample
RansomwareSamples/MAKOP_27_10_2020_115KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral5
Sample
RansomwareSamples/MAKOP_27_10_2020_115KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral6
Sample
RansomwareSamples/MedusaLocker_24_04_2020_661KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral7
Sample
RansomwareSamples/MedusaLocker_24_04_2020_661KB.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
RansomwareSamples/MedusaLocker_24_04_2020_661KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral9
Sample
RansomwareSamples/MedusaLocker_24_04_2020_661KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral10
Sample
RansomwareSamples/MedusaLocker_24_04_2020_661KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral11
Sample
RansomwareSamples/MountLocker_20_11_2020_200KB.exe
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
RansomwareSamples/MountLocker_20_11_2020_200KB.exe
Resource
win7-20250207-en
Behavioral task
behavioral13
Sample
RansomwareSamples/MountLocker_20_11_2020_200KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral14
Sample
RansomwareSamples/MountLocker_20_11_2020_200KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral15
Sample
RansomwareSamples/MountLocker_20_11_2020_200KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral16
Sample
RansomwareSamples/Nefilim_31_08_2020_3061KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral17
Sample
RansomwareSamples/Nefilim_31_08_2020_3061KB.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
RansomwareSamples/Nefilim_31_08_2020_3061KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral19
Sample
RansomwareSamples/Nefilim_31_08_2020_3061KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral20
Sample
RansomwareSamples/Nefilim_31_08_2020_3061KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral21
Sample
RansomwareSamples/Nemty_03_02_2021_124KB.exe
Resource
win11-20250314-en
Behavioral task
behavioral22
Sample
RansomwareSamples/Nemty_03_02_2021_124KB.exe
Resource
win7-20241023-en
Behavioral task
behavioral23
Sample
RansomwareSamples/Nemty_03_02_2021_124KB.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral24
Sample
RansomwareSamples/Nemty_03_02_2021_124KB.exe
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral25
Sample
RansomwareSamples/Nemty_03_02_2021_124KB.exe
Resource
win11-20250313-en
Behavioral task
behavioral26
Sample
RansomwareSamples/NetWalker_19_10_2020_903KB.ps1
Resource
win11-20250313-en
Behavioral task
behavioral27
Sample
RansomwareSamples/NetWalker_19_10_2020_903KB.ps1
Resource
win7-20241010-en
Behavioral task
behavioral28
Sample
RansomwareSamples/NetWalker_19_10_2020_903KB.ps1
Resource
win10v2004-20250314-en
Behavioral task
behavioral29
Sample
RansomwareSamples/NetWalker_19_10_2020_903KB.ps1
Resource
win10ltsc2021-20250314-en
Behavioral task
behavioral30
Sample
RansomwareSamples/NetWalker_19_10_2020_903KB.ps1
Resource
win11-20250313-en
General
-
Target
RansomwareSamples/Nemty_03_02_2021_124KB.exe
-
Size
123KB
-
MD5
78c3c27df6232caa15679c6b72406799
-
SHA1
e439d28b6bb6fd449bddad9cf36c97433a363aed
-
SHA256
a2fe2942436546be34c1f83639f1624cae786ab2a57a29a75f27520792cbf3da
-
SHA512
36dcdaffaef3ea2136cca3386f18ee3f6462aa66c82ef64660e3c300f3d58720a9c742930e2ee8e94c2379fbc7b3e6932dda20b5caa30b1c1f1ef38095aac6f6
-
SSDEEP
3072:xlwfdbiGnmYcAbwc7HNXG8/IEjkeOBeFtEv9VTYnH5upMocGMn7qxR1tMkTJNzn:DwfY2sA0kHFkktN5upMocGMns/lNzn
Malware Config
Signatures
-
Renames multiple (162) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\M: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\O: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\P: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\S: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\A: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\B: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\G: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\J: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\N: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\T: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\W: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\Y: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\H: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\Z: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\K: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\Q: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\R: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\U: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\V: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\X: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\D: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\I: Nemty_03_02_2021_124KB.exe File opened (read-only) \??\L: Nemty_03_02_2021_124KB.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Nemty_03_02_2021_124KB.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
1KB
MD5ee42367c45eb71d049fc7a92cae5a413
SHA13063b523256094710b8c9bf050b2dadbd079eef8
SHA25602be0608a9c57572d77808769b262696d1741d680b330dbb9ef6e7a145b88bc7
SHA51281bf463cf1335a89c590b1e24689f5eb5f28a001c5b43693db74b1b87dbb7c1255022f1bb4ef7ae6211af9d7f59aaaba8836d01b3c9a2b9f2aee2a39c27975ba