MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c732cdf1e9a860f4a90bfb86cf661c838f2848e323c7670f23dc9606fd017389. 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


GuLoader


Vendor detections: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c732cdf1e9a860f4a90bfb86cf661c838f2848e323c7670f23dc9606fd017389
SHA3-384 hash: 6eef0e2050fbc6d2e3d1ae00a2b803fdfc16f5c4039c6c42338bd49f0ca173fd25448f1acee28ff6c5c917ffbf3947c1
SHA1 hash: 78024a4746ff40c1741b2391ea5c74b6ee759567
MD5 hash: f044b38f130cf9ab5bd29d618ed4f946
humanhash: burger-utah-magnesium-jersey
File name:Company Profile.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:583'024 bytes
First seen:2022-07-13 11:38:02 UTC
Last seen:2022-07-13 12:48:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f10e4da994053bf80c20cee985b32e29 (65 x GuLoader, 9 x RemcosRAT, 6 x QuasarRAT)
ssdeep 6144:6xFSTOLpJAQ7K239vTung8ZAWQgb/C2VDnceDT7IUWAGbjxG7S:8Van13C4D1DIUWAGz
TLSH T1B0C4D77124B541C2E6FAC932BDE1B72820C4BCBED8EA895EE11977A951333C1553D23E
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 71e8e8cc96ccf0f0 (1 x Formbook, 1 x GuLoader)
Reporter lowmal3
Tags:exe GuLoader sawmaking FEJLTILSTANDENE Facty ruflendes Forstyrrelserne7 signed

Code Signing Certificate

Organisation:sawmaking FEJLTILSTANDENE Facty ruflendes Forstyrrelserne7
Issuer:sawmaking FEJLTILSTANDENE Facty ruflendes Forstyrrelserne7
Algorithm:sha256WithRSAEncryption
Valid from:2022-07-13T03:16:02Z
Valid to:2023-07-13T03:16:02Z
Serial number: -39aec262c8f2110d
Thumbprint Algorithm:SHA256
Thumbprint: 67b9988ad99aa1871c0137604148639a94f40172554176f7449f864d47b0987f
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
284
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Company Profile.exe
Verdict:
Malicious activity
Analysis date:
2022-07-13 11:49:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/cca673c7-84ff-4df2-9e7c-313eb878d245

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/287016/
Detection(s):
SecuriteInfo.com.TROJ_GEN.F0D1C00GD22.3978.10855.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file in the %AppData% subdirectories
Creating a file
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
buer overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/62ceaeae8dab2096b993a9e1/reports/6ea00764-b35c-4c46-919c-5d0fa93b4513/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a2458f65-8f83-4cec-96d4-b60539033faa
Result
Threat name:
FormBook, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1030121
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected FormBook
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 662611 Sample: Company Profile.exe Startdate: 13/07/2022 Architecture: WINDOWS Score: 100 36 www.supernewshub.site 2->36 38 www.seramiksanayi.com 2->38 40 21 other IPs or domains 2->40 58 Snort IDS alert for network traffic 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for URL or domain 2->62 64 7 other signatures 2->64 11 Company Profile.exe 3 66 2->11         started        signatures3 process4 file5 30 C:\Users\user\...\SolutionExplorerCLI.dll, PE32 11->30 dropped 32 C:\Users\user\AppData\...\devAMD64.exe, PE32+ 11->32 dropped 34 C:\Users\user\AppData\Local\...\System.dll, PE32 11->34 dropped 72 Tries to detect Any.run 11->72 15 Company Profile.exe 6 11->15         started        signatures6 process7 dnsIp8 48 194.31.98.31, 49736, 80 BURSABILTR Netherlands 15->48 50 Modifies the context of a thread in another process (thread injection) 15->50 52 Tries to detect Any.run 15->52 54 Maps a DLL or memory area into another process 15->54 56 2 other signatures 15->56 19 explorer.exe 15->19 injected signatures9 process10 dnsIp11 42 www.andriy-cherednychenko.com 185.68.16.73, 49769, 80 UKRAINE-ASUA Ukraine 19->42 44 evety.xyz 112.213.110.27, 49782, 80 SUNHK-DATA-AS-APSunNetworkHongKongLimited-HongKong Hong Kong 19->44 46 15 other IPs or domains 19->46 66 System process connects to network (likely due to code injection or exploit) 19->66 23 colorcpl.exe 19->23         started        signatures12 process13 signatures14 68 Modifies the context of a thread in another process (thread injection) 23->68 70 Maps a DLL or memory area into another process 23->70 26 cmd.exe 1 23->26         started        process15 process16 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c732cdf1e9a860f4a90bfb86cf661c838f2848e323c7670f23dc9606fd017389/
Threat name:
Win32.Trojan.Shelsy
Create hunting rule
Status:
Malicious
First seen:
2022-07-13 09:17:07 UTC
File Type:
PE (Exe)
Extracted files:
18
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y4zm34pjvbqpjkil7odm6zq4qohsqshdepdwodzd3slan7ibooeq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
guloader
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Score:
  10/10
Tags:
family:formbook family:guloader campaign:jb25 discovery downloader rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220713-nrq61sdfaq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks installed software on the system
Checks QEMU agent file
Deletes itself
Loads dropped DLL
Formbook payload
Formbook
Guloader,Cloudeye
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE Generic .bin download from Dotted Quad
Unpacked files
SH256 hash:
d99c171ddf89cde390f2da6152118e5fe26ec9bda1eab6152c5d8e2caa3855bf
MD5 hash:
8efc64cc3efadaedcd93b04ef7253de6
SHA1 hash:
ed6cb522b294134ab1d35597655bd4dce5a08a92
Link:
https://www.unpac.me/results/59e6e91a-0640-4fd3-b632-97af07bb05c1/
SH256 hash:
c7a20bcaa0197aedddc8e4797bbb33fdf70d980f5e83c203d148121c2106d917
MD5 hash:
792b6f86e296d3904285b2bf67ccd7e0
SHA1 hash:
966b16f84697552747e0ddd19a4ba8ab5083af31
Link:
https://www.unpac.me/results/59e6e91a-0640-4fd3-b632-97af07bb05c1/
SH256 hash:
c732cdf1e9a860f4a90bfb86cf661c838f2848e323c7670f23dc9606fd017389
MD5 hash:
f044b38f130cf9ab5bd29d618ed4f946
SHA1 hash:
78024a4746ff40c1741b2391ea5c74b6ee759567
Link:
https://www.unpac.me/results/59e6e91a-0640-4fd3-b632-97af07bb05c1/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c732cdf1e9a8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/c732cdf1e9a860f4a90bfb86cf661c838f2848e323c7670f23dc9606fd017389

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:Ins_NSIS_Buer_Nov_2020_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect NSIS installer used for Buer loader

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

GuLoader

Executable exe c732cdf1e9a860f4a90bfb86cf661c838f2848e323c7670f23dc9606fd017389

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/287016/

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