MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c0303022c1e2e014df91a6ff93d540d2e734a938f93e16649941c418d54e5a62. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c0303022c1e2e014df91a6ff93d540d2e734a938f93e16649941c418d54e5a62
SHA3-384 hash: 1deadd1398f32e7b3044541c131870ebc796f1ab7f39b697b592a62fb2536f37329122bea7da2c4cc16f98c261a153fd
SHA1 hash: 16261e05483a7fe8ac03b130a8c86267777b621d
MD5 hash: 3e48abfe23308598b5d28818832fcc8b
humanhash: double-seventeen-winter-oregon
File name:Ziraat Bankasi Swift Mesaji.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:614'568 bytes
First seen:2023-04-03 12:30:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 12288:Xh+G1bV2HMwHjvsYAEYDwjP2ISdkfRChEa+CeKdF:Xh+G1bcHbE1E2uWhhEjs7
Threatray 748 similar samples on MalwareBazaar
TLSH T12DD4F10B7D01110BDD659A3748639BE32EB37D3C8AF41A2113F9BA5F88366C6799D183
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon e070cec884e07889 (5 x GuLoader, 4 x Formbook)
Reporter abuse_ch
Tags:exe geo GuLoader signed TUR ZiraatBank

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:2022-05-30T10:50:35Z
Valid to:2025-05-29T10:50:35Z
Serial number: 38253b47bc660b36f21f6164af2f5c6f96a7b0d2
Thumbprint Algorithm:SHA256
Thumbprint: 09aaf511e937b7aa1f54d7a2ee78653662a35201ec0f4002324e45e99d2e082c
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
200
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Ziraat Bankasi Swift Mesaji.exe
Verdict:
Malicious activity
Analysis date:
2023-04-03 12:34:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/132193ac-a56f-44ab-a263-a54b5ca30846

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/379633/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Creating a file in the %AppData% directory
Delayed reading of the file
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/76290/overview
Behaviour
MalwareBazaar
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
83%
Tags:
guloader icedid overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/642ac70ad1b7f0d264f9efd0/reports/42e304c3-984f-4d86-ac0f-60601e3bd486/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/c0303022c1e2e014df91a6ff93d540d2e734a938f93e16649941c418d54e5a62
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9b5319ed-6d40-41ee-88ee-7ad3e78e7260
Result
Threat name:
FormBook, GuLoader
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1207029
Signature
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for submitted file
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected FormBook
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 839944 Sample: Ziraat_Bankasi_Swift_Mesaji.exe Startdate: 03/04/2023 Architecture: WINDOWS Score: 100 37 www.vinayakatlantis.com 2->37 39 www.sbreyuyufwkg.top 2->39 41 17 other IPs or domains 2->41 51 Snort IDS alert for network traffic 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 2 other signatures 2->57 10 Ziraat_Bankasi_Swift_Mesaji.exe 1 44 2->10         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\System.dll, PE32 10->29 dropped 31 C:\Users\user\AppData\...\gobject-2.0.dll, PE32+ 10->31 dropped 33 C:\Users\user\AppData\Local\...\BtvStack.exe, PE32+ 10->33 dropped 35 C:\Users\user\AppData\Local\...35MDllHost.exe, PE32 10->35 dropped 69 Tries to detect Any.run 10->69 14 Ziraat_Bankasi_Swift_Mesaji.exe 6 10->14         started        signatures6 process7 dnsIp8 49 124.71.228.145, 49793, 80 HWCSNETHuaweiCloudServicedatacenterCN China 14->49 71 Modifies the context of a thread in another process (thread injection) 14->71 73 Tries to detect Any.run 14->73 75 Maps a DLL or memory area into another process 14->75 77 2 other signatures 14->77 18 RAVCpl64.exe 14->18 injected signatures9 process10 process11 20 help.exe 13 18->20         started        signatures12 59 Tries to steal Mail credentials (via file / registry access) 20->59 61 Tries to harvest and steal browser information (history, passwords, etc) 20->61 63 Writes to foreign memory regions 20->63 65 3 other signatures 20->65 23 explorer.exe 4 1 20->23 injected 27 firefox.exe 20->27         started        process13 dnsIp14 43 www.minevisn.com 89.31.143.1, 49841, 49842, 49843 QSC-AG-IPXDE Germany 23->43 45 www.hangthanhlyonline.com 160.124.11.52, 49836, 49837, 49839 POWERLINE-AS-APPOWERLINEDATACENTERHK South Africa 23->45 47 14 other IPs or domains 23->47 67 System process connects to network (likely due to code injection or exploit) 23->67 signatures15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c0303022c1e2e014df91a6ff93d540d2e734a938f93e16649941c418d54e5a62/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-04-03 07:40:45 UTC
File Type:
PE (Exe)
Extracted files:
64
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yaydaiwb4lqbjx4ru37zhvka2lttjkjy7e7bmzezihcbrvkoljra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06243274174960778e1adac528d0c2641cf742fa2ba0759c9fe762f7a0692aff
GuLoader
169fdf358714cd65c4451fe9ec9cb72217367296298f5b570b3e6c74f1a59f61
GuLoader
79e1fc85396ae65e8431f8ceb92fefb5ec396381840d830c415ea2d81cb78a49
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7cdb9e0fde39ad1578dbd905a88c8b6492a608349c0fed0c79879f5a086108e9
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9a24f59f2af8bc6f278f8ad8d8e9664687deef8ac0a387ea576a9d1e84837fc7
GuLoader
e29c4da2ffb29da2ca94953e638058674b6234ac0c75864d644a661d582a3ab1
GuLoader
f548590defc2ccbe24f628129535444295460ede5f719adb540cf1a67bcae839
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f65e518f76a18d65bdc59a8e942cb1ff660568440f3abe7b312be1de4b8330c8
GuLoader
f6abe7db0c36a39bf0c72dd5361c5d16b6e99496f9317e017c521a15a82e17d6
GuLoader
+ 738 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230403-pp3ygaef58/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks QEMU agent file
Checks computer location settings
Loads dropped DLL
Unpacked files
SH256 hash:
6586d2cb2a24d07b709bc0afd4cbf71bea0bc22bf6f839a2d1fa8d488fbdab96
MD5 hash:
2c0560928d0d5af1328f1ea738c98983
SHA1 hash:
a91f63e61b48ac90cd5002e4d515b165e949ca61
Link:
https://www.unpac.me/results/bf25535f-7064-4e3f-a3fd-86c0cf47afe0/
SH256 hash:
c0303022c1e2e014df91a6ff93d540d2e734a938f93e16649941c418d54e5a62
MD5 hash:
3e48abfe23308598b5d28818832fcc8b
SHA1 hash:
16261e05483a7fe8ac03b130a8c86267777b621d
Link:
https://www.unpac.me/results/bf25535f-7064-4e3f-a3fd-86c0cf47afe0/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c0303022c1e2/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.34
Link:
https://yomi.yoroi.company/submissions/c0303022c1e2e014df91a6ff93d540d2e734a938f93e16649941c418d54e5a62

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Suspicious_Macro_Presence
Create hunting rule
Author:Mehmet Ali Kerimoglu (CYB3RMX)
Description:This rule detects common malicious/suspicious implementations.

File information

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

Malspam

GuLoader

Executable exe c0303022c1e2e014df91a6ff93d540d2e734a938f93e16649941c418d54e5a62

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/379633/

Comments