guloader | 138e14ab6f482511b4965e42d0a9bd1d4bf7e97395a658b5a050a2fbd7801616 | Triage

Sharing

General

Target

138e14ab6f482511b4965e42d0a9bd1d4bf7e97395a658b5a050a2fbd7801616.vbs
Size

31KB
Sample

240923-bdmkfs1hqj
MD5

7a2764240a88f6ed3b5d20a27c7aed4b
SHA1

82ccd89a01ddb8473af610427b8e74cc578215e1
SHA256

138e14ab6f482511b4965e42d0a9bd1d4bf7e97395a658b5a050a2fbd7801616
SHA512

3dde505fa49a7adab7ee3868d563a78616f87b178b999edcdb456c2a10a1c790d84a775959262e85b550b989cfa13eeb10c4dd425a6288b6354fb003d0d695f6
SSDEEP

768:Zp3UoMmVOExusrjfn9O/IcH3M2BPeSgRSqQgnZSa8RKZ6PRAxMikzYAs3:ZdU8O/DNmb

Score

10^/10

guloader discovery downloader execution

Malware Config

Targets

- Target
  
  138e14ab6f482511b4965e42d0a9bd1d4bf7e97395a658b5a050a2fbd7801616.vbs
- Size
  
  31KB
- MD5
  
  7a2764240a88f6ed3b5d20a27c7aed4b
- SHA1
  
  82ccd89a01ddb8473af610427b8e74cc578215e1
- SHA256
  
  138e14ab6f482511b4965e42d0a9bd1d4bf7e97395a658b5a050a2fbd7801616
- SHA512
  
  3dde505fa49a7adab7ee3868d563a78616f87b178b999edcdb456c2a10a1c790d84a775959262e85b550b989cfa13eeb10c4dd425a6288b6354fb003d0d695f6
- SSDEEP
  
  768:Zp3UoMmVOExusrjfn9O/IcH3M2BPeSgRSqQgnZSa8RKZ6PRAxMikzYAs3:ZdU8O/DNmb
Score

10^/10

guloader discovery downloader execution
- Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- Blocklisted process makes network request
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Command and Scripting Interpreter: PowerShell
  Using powershell.exe command.
  execution
- Legitimate hosting services abused for malware hosting/C2
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

PowerShell

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Web Service

Exfiltration

Impact

Tasks

static1

behavioral1

guloaderdiscoverydownloaderexecution

behavioral2

guloaderdiscoverydownloaderexecution