| File name: | ab.jpeg.exe |
| Full analysis: | https://app.any.run/tasks/7d340b33-6b8f-4ae3-a043-b2bf8d8df1d9 |
| Verdict: | Malicious activity |
| Threats: | GuLoader is an advanced downloader written in shellcode. It’s used by criminals to distribute other malware, notably trojans, on a large scale. It’s infamous for using anti-detection and anti-analysis capabilities. |
| Analysis date: | May 17, 2025, 08:15:31 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows, 3 sections |
| MD5: | FD70EFF166BEABA884D221A8FFB68A7A |
| SHA1: | 13742B6B153696AFFA22F802A6EE3791681D3452 |
| SHA256: | 4B200DD8310E34C8B7C5656DEA5A61985606F2DF2C27B1FD6CDA76C43A55621D |
| SSDEEP: | 768:rZfxxeQwen+cHraM5htUlAKVnoET+LvL0sqC7o5wN9255R+GYXOSY/:7xP2MSHVb+Lz0sqC7o509257+GYXOSs |
MALICIOUS
GULOADER SHELLCODE has been detected (YARA)
- ab.jpeg.exe (PID: 4944)
GULOADER has been detected (YARA)
- ab.jpeg.exe (PID: 4944)
SUSPICIOUS
Application launched itself
- ab.jpeg.exe (PID: 6816)
Reads security settings of Internet Explorer
- ab.jpeg.exe (PID: 4944)
INFO
The sample compiled with english language support
- ab.jpeg.exe (PID: 6816)
Checks supported languages
- ab.jpeg.exe (PID: 6816)
- ab.jpeg.exe (PID: 4944)
Checks proxy server information
- ab.jpeg.exe (PID: 4944)
Reads the machine GUID from the registry
- ab.jpeg.exe (PID: 4944)
Reads the software policy settings
- ab.jpeg.exe (PID: 4944)
Reads the computer name
- ab.jpeg.exe (PID: 4944)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
guloader
(PID) Process(4944) ab.jpeg.exe
C2 (1)https://clearrange53.com/css/c/ab_hSVfCCrE233.bin
Keys
Xor (1)c2hlbGwzMgDrOPt5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx2dDrKPt5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH46Cby//+awett6pb1WkE0qhB8bhXjsS5sH4HidgSgAC7DErpqalR64Yakz4vzR2xnScmH7xS2RiawWxsPvXr8+Hso02DGbde6Pr1nRCtcyX0lzz/kTAAjP+hQs9nVcxXxrOULeX9jD7BXd9xaXBZhcl7E...
TRiD
| .exe | | | Win32 Executable Microsoft Visual Basic 6 (69.4) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.3) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Generic Win/DOS Executable (1.6) |
| .exe | | | DOS Executable Generic (1.6) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2017:01:28 16:21:43+00:00 |
| ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 86016 |
| InitializedDataSize: | 8192 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x150c |
| OSVersion: | 4 |
| ImageVersion: | 2.8 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 2.8.0.0 |
| ProductVersionNumber: | 2.8.0.0 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Hurtinx |
| FileDescription: | Hurtinx |
| ProductName: | tastvarle |
| FileVersion: | 2.08 |
| ProductVersion: | 2.08 |
| InternalName: | Keyb |
| OriginalFileName: | Keyb.exe |
Total processes
129
Monitored processes
4
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4944 | "C:\Users\admin\AppData\Local\Temp\ab.jpeg.exe" | C:\Users\admin\AppData\Local\Temp\ab.jpeg.exe | ab.jpeg.exe | ||||||||||||
User: admin Company: Hurtinx Integrity Level: MEDIUM Description: Hurtinx Version: 2.08 Modules
guloader(PID) Process(4944) ab.jpeg.exe C2 (1)https://clearrange53.com/css/c/ab_hSVfCCrE233.bin Keys Xor (1)c2hlbGwzMgDrOPt5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx2dDrKPt5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH7ecYx+3nGMft5xjH46Cby//+awett6pb1WkE0qhB8bhXjsS5sH4HidgSgAC7DErpqalR64Yakz4vzR2xnScmH7xS2RiawWxsPvXr8+Hso02DGbde6Pr1nRCtcyX0lzz/kTAAjP+hQs9nVcxXxrOULeX9jD7BXd9xaXBZhcl7E... | |||||||||||||||
| 5212 | C:\WINDOWS\system32\SppExtComObj.exe -Embedding | C:\Windows\System32\SppExtComObj.Exe | — | svchost.exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: KMS Connection Broker Version: 10.0.19041.3996 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6816 | "C:\Users\admin\AppData\Local\Temp\ab.jpeg.exe" | C:\Users\admin\AppData\Local\Temp\ab.jpeg.exe | — | explorer.exe | |||||||||||
User: admin Company: Hurtinx Integrity Level: MEDIUM Description: Hurtinx Exit code: 0 Version: 2.08 Modules
| |||||||||||||||
| 6944 | "C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent | C:\Windows\System32\slui.exe | — | SppExtComObj.Exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
3 524
Read events
3 521
Write events
3
Delete events
0
Modification events
| (PID) Process: | (4944) ab.jpeg.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content |
| Operation: | write | Name: | CachePrefix |
Value: | |||
| (PID) Process: | (4944) ab.jpeg.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies |
| Operation: | write | Name: | CachePrefix |
Value: Cookie: | |||
| (PID) Process: | (4944) ab.jpeg.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History |
| Operation: | write | Name: | CachePrefix |
Value: Visited: | |||
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
39
DNS requests
13
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3216 | svchost.exe | 172.211.123.249:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 20.190.159.23:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4944 | ab.jpeg.exe | 49.13.77.253:443 | clearrange53.com | Hetzner Online GmbH | DE | malicious |
2112 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4688 | SIHClient.exe | 20.109.210.53:443 | slscr.update.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
4688 | SIHClient.exe | 13.85.23.206:443 | fe3cr.delivery.mp.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
clearrange53.com |
| malicious |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
206.23.85.13.in-addr.arpa |
| unknown |
d.8.0.a.e.e.f.b.0.0.0.0.0.0.0.0.5.0.0.0.0.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa |
| unknown |