General
- Target 000a16493a26da9482431ddd2f7270470e8cb822f71d361432b0f037a75b4315.zip
- Size 3.5MB
- Sample260924-sybgcswbmb
- SHA256 2bd9d1b4355a402e62cacff18d82c23d24723efef328157eed4fc8d25fffc795
- MD5 91e9738d335c3d1877d214960aeeeaca
- SHA1 1a4877bb0a3b4445371dbccda3c35afb3dcfc04d
- SHA512 5275e2dc6cf44af6b469d5b360f956bfe46826ee14bb48e87bdae6d5c5c3b3dc13c693a369b7165c4dec238b1235fc672adabe74424658440d00d5b81fe5c587
- SSDEEP 98304:EtWZTyXw2s7sPIB5+KpzlFkfae60KPi6GR:E0ZT6s7sQrpzVe60j6GR
- TLSH T13A06330DD4DCD6A0F6870F2B260EE56749F6BD7B0C21EB1AAE514D8E1CBBD05D98D900
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
000a16493a26da9482431ddd2f7270470e8cb822f71d361432b0f037a75b4315.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
000a16493a26da9482431ddd2f7270470e8cb822f71d361432b0f037a75b4315.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Targets
-
- Target 000a16493a26da9482431ddd2f7270470e8cb822f71d361432b0f037a75b4315
- Size 8.4MB
- SHA256 000a16493a26da9482431ddd2f7270470e8cb822f71d361432b0f037a75b4315
- MD5 110ce5cffe5469de41dd6fc491186cee
- SHA1 f66776bc7ec3f66bfd084039848e13efb11250df
- SHA512 ca2c2b1bfb1d92f0f2c19d4edc9284d1083bd29ac61bc8eeaac6dd7c7203ef53d3ce64d05c9cf453d770aaea338604d42dda277db67f7a3fa471293918a1a533
- SSDEEP 98304:6PWChYZLfddzcfLUTvIQdCMd1GQM/xLP6RZaHZ61hWnYyKPbPT+Yv5F+dEoRtO:6PPCfdZcfLAd5WYprTsEcU
- TLSH T131966B2BE17710ECC56BD1B4825BA772BA31B81800747E7F6A50DBB12F21E505F6EB24
- MD5 SHA1 SHA512 SSDEEP TLSH
Family: BQTLock
BQTLock is a cross-platform ransomware that operates under a Ransomware-as-a-Service model.
Renames multiple (1423) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
- Custom signature
Detect suspicious telegram bot
Detect suspicious telegram bot.
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
2Credentials In Files
2