MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d54645117158603ba561fc062627f335301bfaead5468df13e66b8a7a1f2b45c. 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

SHA256 hash:	d54645117158603ba561fc062627f335301bfaead5468df13e66b8a7a1f2b45c
SHA3-384 hash:	f047fdc63519c1f931bbb21721d4d81a901abc84463dc1fa35536d243c81a811dc758deb42c369cb08a921a4e7efcfc5
SHA1 hash:	f3f98f163bc31fef9f27ce129eb6a4e470a58792
MD5 hash:	1bb551eb76c71143df4d5f4824735781
humanhash:	quebec-wolfram-steak-yankee
File name:	20230464-1000_OFERTA_000001558.0630_001423pdf.exe
Download:	download sample
Signature	GuLoader Alert Create hunting rule
File size:	512'830 bytes
First seen:	2023-05-08 11:55:48 UTC
Last seen:	2023-05-13 22:41:09 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	b34f154ec913d2d2c435cbd644e91687 (533 x GuLoader, 110 x RemcosRAT, 80 x EpsilonStealer)
ssdeep	12288:xnhe2eyrHk+5UsnVW9dVdxvwoUhZaq21043/cZsTp:BheYDk+5UeWrnxPMaqg3EZsTp
Threatray	531 similar samples on MalwareBazaar
TLSH	T12FB49D9239C965AFDC2F4674031FEAB21BB95CE07392496E4F80360E4C3654A90EEDD7
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):
dhash icon	c88604b919c6c6c0 (77 x GuLoader, 10 x Formbook, 8 x AgentTesla)
Reporter	spatronn2
Tags:	exe GuLoader

Intelligence

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File Origin

# of uploads :

2

# of downloads :

271

Origin country :

TR

Vendor Threat Intelligence

ANY.RUN Malicious

Malware family:

n/a

ID:

1

File name:

20230464-1000_OFERTA_000001558.0630_001423pdf.exe

Verdict:

Malicious activity

Analysis date:

2023-05-08 11:56:32 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/5d32223e-d131-4dc1-9e69-3fccf2056ef8

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

CAPE Sandbox

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/387505/

Dr. Web vxCube Clean

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Creating a file

Delayed reading of the file

Creating a file in the %temp% subdirectories

Sending a custom TCP request

Certego Dragonfly Suspicious

Result

Malware family:

n/a

Score:

  5/10

Tags:

n/a

Link:

https://dragonfly.certego.net/analysis/83065/overview

Behaviour

MalwareBazaar

FileScan.IO Malicious

Verdict:

Malicious

Threat level:

  10/10

Confidence:

100%

Tags:

comodo guloader overlay packed shell32.dll

Link:

https://www.filescan.io/uploads/6458e3531c5e671712073ce9/reports/8910a908-122d-4935-9027-f33d3093aa4e/overview

Hybrid Analysis Malware

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/d54645117158603ba561fc062627f335301bfaead5468df13e66b8a7a1f2b45c

InQuest MALICIOUS

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.

Intezer Unknown

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/661f4f7b-292c-4113-877b-44dbd342822a

Joe Sandbox GuLoader

Result

Threat name:

GuLoader

Alert

Create hunting rule

Detection:

malicious

Classification:

troj.evad

Score:

64 / 100

Link:

https://www.joesandbox.com/analysis/1228222

Signature

Multi AV Scanner detection for submitted file

Tries to detect Any.run

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Yara detected GuLoader

Behaviour

Behavior Graph:

Download SVG

CERT.PL MWDB

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d54645117158603ba561fc062627f335301bfaead5468df13e66b8a7a1f2b45c/

ReversingLabs TitaniumCloud Win32.Trojan.GuLoader

Threat name:

Win32.Trojan.GuLoader

Alert

Create hunting rule

Status:

Malicious

First seen:

2023-05-08 09:47:56 UTC

File Type:

PE (Exe)

Extracted files:

187

AV detection:

17 of 24 (70.83%)

Threat level:

  5/5

Spamhaus Hash Blocklist Suspicious file

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2vdekelrlbqdxjlb7qdcmj7tguybx6xk2vdi34j6m24kpipswroa._file

Threatray formbook

Verdict:

malicious

Label(s):

formbook

Alert

Create hunting rule

Similar samples:

0dd1d1a74f49a15f9b7dcfc7890060807198b74b835cb17f60886a0f2c9c1376

GuLoader

28ca1fe12d85075d947b1bc3292c14cba784ed1e22287e56819d9a1d86b2f7e4

GuLoader

3e924b372c019c41e9995a276ce5c1b1487d14ceb9fbc8d606a09a83df5989b8

GuLoader

77133e6383dadf832cbb0e1add33a1aa440b7f280a69d65038323049d1a76bf4

GuLoader

ae4782832ffbad77734b2b938435a05073bb4b15f1218654ea88dca421b8609a

GuLoader

bf71631457bec8633d10c816bfa914ef51bee4acda9a37c2613697976a21decb

GuLoader

c3a3c6015ffc1bc98b5a21f89e78049900e5796e67e098bead011a20a99e7b0d

GuLoader

d99fdee30a323b0ed4cfbd9c4661530f45b368f829869604fb9a83debfff7a32

GuLoader

e196ce44b613d3beb9880da41e6c2cb4411c5e49b54c7fa8ffd77d363a0f8dfa

GuLoader

ff3949d2a8e0d6b08d2b8b643cdfc6a26f44352da217b4a537e9c16d96ed7198

GuLoader

+ 521 additional samples on MalwareBazaar

Hatching Triage guloader

Result

Malware family:

guloader

Alert

Create hunting rule

Score:

  10/10

Tags:

family:guloader discovery downloader

Link:

https://tria.ge/reports/230508-n31jtsad85/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Drops file in Windows directory

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Checks installed software on the system

Legitimate hosting services abused for malware hosting/C2

Checks QEMU agent file

Loads dropped DLL

Guloader,Cloudeye

UnpacMe 2

Unpacked files

SH256 hash:

f004c568d305cd95edbd704166fcd2849d395b595dff814bcc2012693527ac37

MD5 hash:

8b3830b9dbf87f84ddd3b26645fed3a0

SHA1 hash:

223bef1f19e644a610a0877d01eadc9e28299509

Link:

https://www.unpac.me/results/a6ab752e-967c-4bd9-bac8-be1e5fdcb90e/

SH256 hash:

d54645117158603ba561fc062627f335301bfaead5468df13e66b8a7a1f2b45c

MD5 hash:

1bb551eb76c71143df4d5f4824735781

SHA1 hash:

f3f98f163bc31fef9f27ce129eb6a4e470a58792

Link:

https://www.unpac.me/results/a6ab752e-967c-4bd9-bac8-be1e5fdcb90e/

VMRay GuLoader

Malware family:

GuLoader

Alert

Create hunting rule

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/d54645117158/report/overview.html

VirusTotal

Please note that we are no longer able to provide a coverage score for Virus Total.

YOROI YOMI GuLoader

Threat name:

GuLoader

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/d54645117158603ba561fc062627f335301bfaead5468df13e66b8a7a1f2b45c

File information

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

Cape

https://www.capesandbox.com/analysis/387505/