a76e7ef4d14bf1fb21ad2e84fb31773452bcc3754e93e1b9f724081b594f836d | Triage

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Reports

Overview

overview

9

Static

static

7

a76e7ef4d1...dN.exe

windows7-x64

9

a76e7ef4d1...dN.exe

windows10-2004-x64

9

Sharing

General

Target

a76e7ef4d14bf1fb21ad2e84fb31773452bcc3754e93e1b9f724081b594f836dN
Size

47KB
Sample

240919-gf7lastcqb
MD5

57b06070abf12033cbba8edd4fcdca90
SHA1

ff2cc5e4137515261fd0a611ebe13b3b97f9fe65
SHA256

a76e7ef4d14bf1fb21ad2e84fb31773452bcc3754e93e1b9f724081b594f836d
SHA512

a4360614fab8a3ef646fdeb930adb80a53eb61159361c47576a0fe392de5621340b6e8db64c7dbeac395e8b8a8f1193bc27051c9c4e834cd9df4d57550b30f7b
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI91BT37CPKKdJJ1EXBwzEXBwdcMcI9iSp:CTW7JJ7TxTW7JJ7ToSp

Score

9^/10

discovery ransomware upx

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

a76e7ef4d14bf1fb21ad2e84fb31773452bcc3754e93e1b9f724081b594f836dN.exe

Resource

win7-20240903-en

discovery ransomware upx

windows7-x64

8 signatures

150 seconds

Behavioral task

behavioral2

Sample

a76e7ef4d14bf1fb21ad2e84fb31773452bcc3754e93e1b9f724081b594f836dN.exe

Resource

win10v2004-20240802-en

discovery ransomware upx

windows10-2004-x64

7 signatures

150 seconds

Malware Config

Targets

- Target
  
  a76e7ef4d14bf1fb21ad2e84fb31773452bcc3754e93e1b9f724081b594f836dN
- Size
  
  47KB
- MD5
  
  57b06070abf12033cbba8edd4fcdca90
- SHA1
  
  ff2cc5e4137515261fd0a611ebe13b3b97f9fe65
- SHA256
  
  a76e7ef4d14bf1fb21ad2e84fb31773452bcc3754e93e1b9f724081b594f836d
- SHA512
  
  a4360614fab8a3ef646fdeb930adb80a53eb61159361c47576a0fe392de5621340b6e8db64c7dbeac395e8b8a8f1193bc27051c9c4e834cd9df4d57550b30f7b
- SSDEEP
  
  768:kBT37CPKKdJJ1EXBwzEXBwdcMcI91BT37CPKKdJJ1EXBwzEXBwdcMcI9iSp:CTW7JJ7TxTW7JJ7ToSp
Score

9^/10

discovery ransomware upx
- Renames multiple (1526) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Executes dropped EXE
- Loads dropped DLL
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

discoveryransomwareupx

behavioral2

discoveryransomwareupx

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