MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 38812a89fadd630ef909720c4b5437769769eb643e9a6e2bbb8d964ffa41cb4d. 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
GoziGozi
Vendor detections: 8
| SHA256 hash: | 38812a89fadd630ef909720c4b5437769769eb643e9a6e2bbb8d964ffa41cb4d |
|---|---|
| SHA3-384 hash: | 6f653bfa28c3c5a7899e4c1b03d20c857515fe352996428bcdd9600b550e05728a50d34822893ae1cba04cda6a125870 |
| SHA1 hash: | 5daf78d5a5935efb815b2916b77f13cd835f311f |
| MD5 hash: | fe14357b83bc6538f3adb818c6b1302c |
| humanhash: | friend-spaghetti-mockingbird-spring |
| File name: | TGBDownloader.exe |
| Download: | download sample |
| Signature | GoziGozi |
| File size: | 3'735'744 bytes |
| First seen: | 2023-12-02 17:10:20 UTC |
| Last seen: | 2023-12-02 18:27:15 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | da615ad92cf6c6d9159a7eb2aceeb372 (7 x Adware.PushWare, 1 x GoziGozi, 1 x Gozi) |
| ssdeep | 49152:aEjEamQb2OguN8Dfk5JEG14wv2QwnN4iTapOcaPKfjtD8cEOxeuxzS2hPV5T1gWj:aEjlmQbfgSgwvSnN4iVJuV0xNx+/UPqT |
| TLSH | T18E06BF12BA828076E5A30271557EAB7A88BDEE30473981D7E7D42E1E1D701D2373E35B |
| TrID | 53.7% (.OCX) Windows ActiveX control (116521/4/18) 26.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 7.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 4.8% (.EXE) Win64 Executable (generic) (10523/12/4) 2.3% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| dhash icon | ce8a9a92a4ac9e8c (1 x GoziGozi) |
| Reporter |  Xev |
| Tags: | exe Gozi GoziGozi signed |
Code Signing Certificate
| Organisation: | Tencent Technology(Shenzhen) Company Limited |
|---|---|
| Issuer: | DigiCert Assured ID Code Signing CA-1 |
| Algorithm: | sha1WithRSAEncryption |
| Valid from: | 2020-11-25T00:00:00Z |
| Valid to: | 2024-02-22T23:59:59Z |
| Serial number: | 0e331230525a25a7f810e53488b0aa40 |
| Intelligence: | 14 malware samples on MalwareBazaar are signed with this code signing certificate |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | efd1f1fc990c010dd18a3c7cd351334bd3d0283b2caa86304955dc0bd81de86a |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
2
# of downloads :
340
Origin country :
GRVendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a file in the %temp% subdirectories
Creating a file
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Gathering data
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-vm control explorer fingerprint greyware lolbin overlay packed shell32
Verdict:
Malicious
Labled as:
Tencent.X potentially unwanted application
Verdict:
Suspicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
42 / 100
Signature
Contains functionality to infect the boot sector
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Behaviour
Behavior Graph:
Score:
4%
Verdict:
Benign
File Type:
PE
Detection(s):
Suspicious file
Verdict:
unknown
Result
Malware family:
gozi
Score:
10/10
Tags:
family:gozi bootkit isfb persistence
Behaviour
Suspicious behavior: EnumeratesProcesses
Enumerates connected drives
Writes to the Master Boot Record (MBR)
Loads dropped DLL
Unpacked files
SH256 hash:
c4b9d6749174aae6f20ba1664aa9c6f22b49ca654de1e8c625526c005390ca85
MD5 hash:
a2dbb792f148dd8bb150e6b56aff994e
SHA1 hash:
077a9fabd81d2d855390bf2698a8aeb8898babb0
SH256 hash:
38812a89fadd630ef909720c4b5437769769eb643e9a6e2bbb8d964ffa41cb4d
MD5 hash:
fe14357b83bc6538f3adb818c6b1302c
SHA1 hash:
5daf78d5a5935efb815b2916b77f13cd835f311f
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: | Check_OutputDebugStringA_iat |
|---|
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | maldoc_find_kernel32_base_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | maldoc_getEIP_method_1 |
|---|---|
| Author: | Didier Stevens (https://DidierStevens.com) |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | PE_Potentially_Signed_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | RIPEMD160_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for RIPEMD-160 constants |
| Rule name: | SHA1_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA1 constants |
| Rule name: | SHA512_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for SHA384/SHA512 constants |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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