General
- Target 2026-08-17_141d1c1b0784957ed7c4995665753b04_dosia_poet-rat_qnapcrypt
- Size 13.8MB
- Sample260818-a4kccashrg
- SHA256 bf6f4e332edfa8d1bf5ed2b3251ac1463b8796d9fea0c0cb96814da8dd34733b
- MD5 141d1c1b0784957ed7c4995665753b04
- SHA1 9c143e988f1c350c59c80d3c98661fc6119e3f0e
- SHA512 92fe352b669fdd80d2b8ba57cac9613c420f25c5c6c9adb6af43d8a1ac0689bf18a344b853742cba6076ba66c78f549dde91bd86c01a567f2b0ef0e1d4f5d613
- SSDEEP 98304:u6GPwHPhPUCg3LOqhGjIMyami7wW0PTLftn/GwTXA0xHCCHwE5f:uRYP5UCg3zhyIW0le8A0MU5f
- TLSH T166E63A63E8D21694C9EEC174C672417BFA613C4A1B7863D71690F3242B37BD0DAB6B81
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
2026-08-17_141d1c1b0784957ed7c4995665753b04_dosia_poet-rat_qnapcrypt
Resource
ubuntu1804-amd64-20260513-en
Malware Config
Targets
-
- Target 2026-08-17_141d1c1b0784957ed7c4995665753b04_dosia_poet-rat_qnapcrypt
- Size 13.8MB
- SHA256 bf6f4e332edfa8d1bf5ed2b3251ac1463b8796d9fea0c0cb96814da8dd34733b
- MD5 141d1c1b0784957ed7c4995665753b04
- SHA1 9c143e988f1c350c59c80d3c98661fc6119e3f0e
- SHA512 92fe352b669fdd80d2b8ba57cac9613c420f25c5c6c9adb6af43d8a1ac0689bf18a344b853742cba6076ba66c78f549dde91bd86c01a567f2b0ef0e1d4f5d613
- SSDEEP 98304:u6GPwHPhPUCg3LOqhGjIMyami7wW0PTLftn/GwTXA0xHCCHwE5f:uRYP5UCg3zhyIW0le8A0MU5f
- TLSH T166E63A63E8D21694C9EEC174C672417BFA613C4A1B7863D71690F3242B37BD0DAB6B81
- MD5 SHA1 SHA512 SSDEEP TLSH
-
XMRig Miner payload
-
Executes dropped EXE
-
Modifies the /etc/hosts DNS resolution file
Modifying the /etc/hosts name-resolution file changes IP routing, which can facilitate traffic hijacking or the blocking of (security update) endpoints.
-
Abuse Elevation Control Mechanism: Sudo and Sudo Caching
Abuse sudo or cached sudo credentials to execute code.
-
Checks hardware identifiers (DMI)
Checks DMI information which indicate if the system is a virtual machine.
-
Creates/modifies Cron job
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
-
Enumerates running processes
Discovers information about currently running processes on the system
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Modifies systemd
Adds/ modifies systemd service files. Likely to achieve persistence.
-
Reads hardware information
Accesses system info like serial numbers, manufacturer names etc.
-
Reads list of loaded kernel modules
Reads the list of currently loaded kernel modules, possibly to detect virtual environments.
-
Write file to user bin folder
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
3XDG Autostart Entries
2Boot or Logon Initialization Scripts
1RC Scripts
1Create or Modify System Process
1Systemd Service
1Scheduled Task/Job
1Cron
1Privilege Escalation
Abuse Elevation Control Mechanism
1Sudo and Sudo Caching
1Boot or Logon Autostart Execution
3XDG Autostart Entries
2Boot or Logon Initialization Scripts
1RC Scripts
1Create or Modify System Process
1Systemd Service
1Scheduled Task/Job
1Cron
1Defense Evasion
Abuse Elevation Control Mechanism
1Sudo and Sudo Caching
1Virtualization/Sandbox Evasion
3System Checks
2