MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1a4b2bb9352969a3913db57f776dbaa48b03dfb96ce3addfa346e92687b8cf20. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
Gh0stRAT
Vendor detections: 11
| SHA256 hash: | 1a4b2bb9352969a3913db57f776dbaa48b03dfb96ce3addfa346e92687b8cf20 |
|---|---|
| SHA3-384 hash: | 3cdd4cf52a950091a6b5ba0063feba3e73a99ee08e5eeccdd5dc496b419d2cd559af2b6826ed2883d99ae0b790f05099 |
| SHA1 hash: | 6b45cf0473f25fbb8236e6a96d999f088aa78f60 |
| MD5 hash: | 6bfcd5ae2d0c24563fe755a56b5c8bb0 |
| humanhash: | beryllium-illinois-beer-wyoming |
| File name: | dingtalk_downloader.exe |
| Download: | download sample |
| Signature | Gh0stRAT |
| File size: | 5'852'699 bytes |
| First seen: | 2026-07-04 12:17:21 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | efd455830ba918de67076b7c65d86586 (92 x Gh0stRAT, 22 x ValleyRAT, 6 x OffLoader) |
| ssdeep | 98304:W5fgQ+yJKTKK4KKDyK5kZ1EEEEmEEE1EEEEEEEEEEEQKK1KKK1KKKmNuAuhFtjqH:ab+yr8Auntj5ecmYL7x11zFZL/1odivk |
| Threatray | 1'636 similar samples on MalwareBazaar |
| TLSH | T1BE4602266587E12AF7E57A350A62E1F1073B6E216922CCEE96F03458CF350D35E3F612 |
| TrID | 63.8% (.EXE) Inno Setup installer (107240/4/30) 24.7% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 3.8% (.EXE) Win64 Executable (generic) (6522/11/2) 2.6% (.EXE) Win32 Executable (generic) (4504/4/1) 1.2% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| Magika | pebin |
| dhash icon | c488b8f0e2b692cc (3 x ValleyRAT, 3 x Gh0stRAT, 2 x CobaltStrike) |
| Reporter |  Ling |
| Tags: | exe Gh0stRAT SilverFox ValleyRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
143
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
dingtalk_downloader.exe
Verdict:
No threats detected
Analysis date:
2026-07-04 11:47:19 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
99.9%
Tags:
dropper virus agent
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Deleting a recently created file
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
adaptive-context embarcadero_delphi fingerprint inno installer installer installer-heuristic packed reconnaissance similar-threat
Verdict:
Malicious
Labled as:
Trojan.Convagent.gen
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-07-04T05:39:00Z UTC
Last seen:
2026-07-04T08:56:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Win32.Silverfox.gen HEUR:Trojan.Win32.Convagent.gen
Verdict:
Unknown
Score:
71%
Verdict:
Malware
File Type:
PE
Gathering data
Verdict:
Malicious
Threat:
Trojan.Win32.Silverfox
Gathering data
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
shellcode_loader_008
Similar samples:
+ 1'626 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
discovery installer
Behaviour
Suspicious use of WriteProcessMemory
Inno Setup is an open-source installation builder for Windows applications.
System Location Discovery: System Language Discovery
Executes dropped EXE
Unpacked files
SH256 hash:
1a4b2bb9352969a3913db57f776dbaa48b03dfb96ce3addfa346e92687b8cf20
MD5 hash:
6bfcd5ae2d0c24563fe755a56b5c8bb0
SHA1 hash:
6b45cf0473f25fbb8236e6a96d999f088aa78f60
SH256 hash:
8464d704c323f69b704fef1cc3e8f22163ab2f7dc43085370f2b4f81f3ec01bc
MD5 hash:
4e93407f0fafa096d8299e5f72b388fb
SHA1 hash:
0dd21ac28057736aa8cd9a0ad37fda558983d97f
SH256 hash:
388a796580234efc95f3b1c70ad4cb44bfddc7ba0f9203bf4902b9929b136f95
MD5 hash:
e4211d6d009757c078a9fac7ff4f03d4
SHA1 hash:
019cd56ba687d39d12d4b13991c9a42ea6ba03da
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | Borland |
|---|---|
| Author: | malware-lu |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE |
|---|---|
| Author: | CYFARE |
| Description: | Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments |
| Reference: | https://cyfare.net/ |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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