MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 affd4b17fb142660b6ab9ab7e98bc84c4e8c2c1fbe3b9f3e664fa8e902efc816. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: affd4b17fb142660b6ab9ab7e98bc84c4e8c2c1fbe3b9f3e664fa8e902efc816
SHA3-384 hash: 76acdbcf184fe8ee427ec16549dc4ca2566ed0d836f2281228f9873a5d762144919c15e5acb65317b51e84d55c9e9384
SHA1 hash: 5ecdece5b2105747b7ec5351c38fd21ce18d5cf2
MD5 hash: 314b4a8833bf61263152d3c38da6851c
humanhash: oregon-summer-stream-hawaii
File name:Ziraat Bankasi Swift Mesaji.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:405'639 bytes
First seen:2023-01-12 15:38:12 UTC
Last seen:2023-01-12 17:36:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 1f23f452093b5c1ff091a2f9fb4fa3e9 (274 x GuLoader, 36 x RemcosRAT, 23 x AgentTesla)
ssdeep 6144:zIw3Cwh2f6S/hPJ1bDPz0JGyCZNQY9nk9X9Oge2sY3aIpaLSq3m:xy5ZpnoXA2sY3apm
TLSH T1F1849ED1F254C8EBE46E46B36C2FB52025865A6990B0D21F26A7B71964F3353209FF0F
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 30f0dcf4d4ccf030 (5 x GuLoader)
Reporter abuse_ch
Tags:exe geo GuLoader TUR ZiraatBank

Intelligence

File Origin
# of uploads :
2
# of downloads :
173
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:
2023-01-12 15:38:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/37caab28-796d-418e-a4e0-67646c8e0b30

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/352328/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.16318.32668.17515.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Delayed reading of the file
Searching for the Windows task manager window
Running batch commands
Creating a process with a hidden window
Verdict:
No Threat
Threat level:
  2/10
Confidence:
75%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63c02997d53d23fd7ca47d3c/reports/0eb594d1-fdef-4028-b742-543dadfae523/overview
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/4133b990-08ca-4277-94c5-ac9872306080
Result
Threat name:
FormBook, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1150591
Signature
C2 URLs / IPs found in malware configuration
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Mass process execution to delay analysis
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
Obfuscated command line found
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
Yara detected FormBook
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 783330 Sample: Ziraat Bankasi Swift Mesaji.exe Startdate: 12/01/2023 Architecture: WINDOWS Score: 100 54 www.thisacc.net 2->54 56 www.shemaxxlimited.co.uk 2->56 58 15 other IPs or domains 2->58 76 Snort IDS alert for network traffic 2->76 78 Malicious sample detected (through community Yara rule) 2->78 80 Multi AV Scanner detection for submitted file 2->80 82 6 other signatures 2->82 11 Ziraat Bankasi Swift Mesaji.exe 4 36 2->11         started        signatures3 process4 file5 48 C:\Users\user\Churnable\...\libbz2-1.dll, PE32+ 11->48 dropped 50 C:\Users\user\AppData\Local\...\nsExec.dll, PE32 11->50 dropped 52 C:\Users\user\AppData\Local\...\System.dll, PE32 11->52 dropped 90 Obfuscated command line found 11->90 92 Tries to detect Any.run 11->92 15 Ziraat Bankasi Swift Mesaji.exe 6 11->15         started        19 cmd.exe 11->19         started        21 cmd.exe 11->21         started        23 62 other processes 11->23 signatures6 process7 dnsIp8 66 wordpress-505420-2660585.cloudwaysapps.com 161.35.150.245, 443, 49842 DIGITALOCEAN-ASNUS United States 15->66 68 Modifies the context of a thread in another process (thread injection) 15->68 70 Tries to detect Any.run 15->70 72 Maps a DLL or memory area into another process 15->72 74 2 other signatures 15->74 25 explorer.exe 3 1 15->25 injected 29 Conhost.exe 19->29         started        31 Conhost.exe 21->31         started        33 Conhost.exe 23->33         started        35 Conhost.exe 23->35         started        37 Conhost.exe 23->37         started        39 59 other processes 23->39 signatures9 process10 dnsIp11 60 www.darkbluenotary.com 216.40.34.41, 49851, 80 TUCOWSCA Canada 25->60 62 www.cutmil-pets.com 15.197.130.221, 49849, 80 TANDEMUS United States 25->62 64 8 other IPs or domains 25->64 88 System process connects to network (likely due to code injection or exploit) 25->88 41 wlanext.exe 12 25->41         started        signatures12 process13 signatures14 84 Modifies the context of a thread in another process (thread injection) 41->84 86 Maps a DLL or memory area into another process 41->86 44 cmd.exe 41->44         started        process15 process16 46 conhost.exe 44->46         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/affd4b17fb142660b6ab9ab7e98bc84c4e8c2c1fbe3b9f3e664fa8e902efc816/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2023-01-12 15:39:06 UTC
File Type:
PE (Exe)
Extracted files:
7
AV detection:
9 of 40 (22.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v76uwf73cqtgbnvltk36tc6ijrhiyla7xy5z6ptgj6uosaxpzala._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/230112-s3lswsge43/
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Checks installed software on the system
Loads dropped DLL
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5802d9f3-cd4c-4e64-9a4c-2c4c5034143c
Unpacked files
SH256 hash:
938580b466533dfa1461e9858fd106b60e1a52b713380915cc03afd3e4b4573c
MD5 hash:
98bdb37511634dad8d1236d91d373b26
SHA1 hash:
778cf74b4f8860cc378fa4e61aeba318197783ce
Link:
https://www.unpac.me/results/72d57320-46f4-4301-b4ce-6e2b48904153/
SH256 hash:
f004c568d305cd95edbd704166fcd2849d395b595dff814bcc2012693527ac37
MD5 hash:
8b3830b9dbf87f84ddd3b26645fed3a0
SHA1 hash:
223bef1f19e644a610a0877d01eadc9e28299509
Link:
https://www.unpac.me/results/72d57320-46f4-4301-b4ce-6e2b48904153/
SH256 hash:
f7d98be26c813724c7cb673b53475fe660d3ef4f9930d57a550c91578c660e91
MD5 hash:
723646252e79cbb15c7817360f93a6d2
SHA1 hash:
c9ce61d71b7377456ab49c823fc756336b01f7b5
Link:
https://www.unpac.me/results/72d57320-46f4-4301-b4ce-6e2b48904153/
SH256 hash:
affd4b17fb142660b6ab9ab7e98bc84c4e8c2c1fbe3b9f3e664fa8e902efc816
MD5 hash:
314b4a8833bf61263152d3c38da6851c
SHA1 hash:
5ecdece5b2105747b7ec5351c38fd21ce18d5cf2
Link:
https://www.unpac.me/results/72d57320-46f4-4301-b4ce-6e2b48904153/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.53
Link:
https://yomi.yoroi.company/submissions/affd4b17fb142660b6ab9ab7e98bc84c4e8c2c1fbe3b9f3e664fa8e902efc816

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/352328/

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