790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960

Analysis

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
08/05/2026, 12:36

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General

Target
790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe
Size 1.5MB
Sample260508-ps96yshs2t
SHA256 790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960
MD5 0abe9f7519552c42e94a9c894a36197a
SHA1 55fd0313f2d746705e844a6a92267fb657cf2230
SHA512 42d281eb8531730895e4145a71ae500eb0008512d4dbad9f2706c5ffb05c1291cc1fef6fb1b8036491e044dcaf7bfe6d621fffeac7bd578dbf5ef4ef2966a4db
SSDEEP 24576:sYXcwfAsUKXdVkBanrxBySzvoFyFzRIcis69BAiYY2wnzWU:FXcqAsUCdVwCrWSzvNFz+s6LAil
TLSH
T111652283362488CAE2B05A780E2CA51495B3BF787466934D35F73A6E91BD3235C3E771
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
5920	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
5920	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe
4520	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\tightliest\reassessment.lnk	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5920	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5920 wrote to memory of 4580	5920	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe	80
PID 5920 wrote to memory of 4520	5920	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe	81
PID 5920 wrote to memory of 4520	5920	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe	81
PID 4520 wrote to memory of 4808	4520	790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe	82

C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe
"C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5920
- C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe
  "C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe"
  2⤵
  PID:4580
- C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe
  "C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4520
- - C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe
    "C:\Users\Admin\AppData\Local\Temp\790c53a59a8052ba22dd877b3ded8db7253726074ad0c32ce0c6e1b895a82960.exe"
    3⤵
    PID:4808

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

System.dll

Path C:\Users\Admin\AppData\Local\Temp\nsd5A72.tmp\System.dll
Size 12KB
SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
MD5 cff85c549d536f651d4fb8387f1976f2
SHA1 d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
SHA512 531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
SSDEEP 192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
TLSH
T126426B129BB089F2F591583814667F2A6FBE9C5D27F50563CFE304D63D212CB983A283
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4520-23-0x0000000077908000-0x0000000077909000-memory.dmp

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memory/4520-24-0x000000007799B000-0x000000007799C000-memory.dmp

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memory/4520-25-0x000000007791B000-0x000000007791C000-memory.dmp

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memory/4520-27-0x0000000034E70000-0x0000000034EF2000-memory.dmp

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memory/4520-26-0x00000000004A0000-0x00000000017B7000-memory.dmp

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memory/4520-28-0x000000007799B000-0x000000007799C000-memory.dmp

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memory/5920-21-0x00000000746B5000-0x00000000746B6000-memory.dmp

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memory/5920-22-0x0000000000A30000-0x0000000000AB2000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads