MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f6dea89dedfcd5dbe36191a81d6bd4379111e78884444acc4777cc5c19e8b83. 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


AgentTesla


Vendor detections: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5f6dea89dedfcd5dbe36191a81d6bd4379111e78884444acc4777cc5c19e8b83
SHA3-384 hash: a5bf1b0aec7ba6953e09dedf91f3512779cf2fe963fdd325b0fd064e013289ff2c3a9b05a0adb92cd21575bb5aa1ceba
SHA1 hash: 389862228d0b600442283e11e7ad63cdd74975d7
MD5 hash: f7072f75974cfd1777ebb964c3e44302
humanhash: saturn-carpet-colorado-high
File name:SecuriteInfo.com.Gen.Variant.Nemesis.13654.13587.27214
Download: download sample
Signature AgentTesla
Create hunting rule
File size:177'560 bytes
First seen:2022-11-08 09:39:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b78ecf47c0a3e24a6f4af114e2d1f5de (295 x GuLoader, 23 x Formbook, 21 x RemcosRAT)
ssdeep 3072:l8bQCLmGlFIdcz/bNalfwY4CJ065vBAZUWesXnRLR5t755n6X8VVokSGbnByKSZ0:lyIAol2CJ0CvBHWesXRJ7nn64sG7gK+0
TLSH T1740402425783B973EA57A43215EBD33ECBB24E505550545337182EF67FB2382CB6A08B
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 b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter SecuriteInfoCom
Tags:AgentTesla exe signed

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:2022-07-07T00:33:24Z
Valid to:2025-07-06T00:33:24Z
Serial number: 5b7641348b0ca535
Thumbprint Algorithm:SHA256
Thumbprint: 1d706a6dfb21ecbf10e65e2b11048ec3630bf3197b427f1da243aa67956a856b
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
177
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
guloader
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Gen.Variant.Nemesis.13654.13587.27214
Verdict:
Malicious activity
Analysis date:
2022-11-08 09:45:17 UTC
Tags:
guloader
Link:
https://app.any.run/tasks/c9b8961e-ae9c-4846-8c12-68008170f7e3

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/330445/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.13654.13587.27214.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% subdirectories
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/50017/overview
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
buer overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/636a23f5c0dbe6b5f9a4b086/reports/a680e64f-fe2c-4dba-b471-84da05badfe2/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/b29aa93d-17cf-483e-8da8-0bdeb64c77d8
Result
Threat name:
AgentTesla, GuLoader
Create hunting rule
Detection:
malicious
Classification:
evad.troj.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1108090
Signature
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 740755 Sample: SecuriteInfo.com.Gen.Varian... Startdate: 08/11/2022 Architecture: WINDOWS Score: 100 26 ftp.lansol.com 2->26 28 lombardeamok.tk 2->28 30 2 other IPs or domains 2->30 38 Snort IDS alert for network traffic 2->38 40 Multi AV Scanner detection for domain / URL 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 5 other signatures 2->44 8 SecuriteInfo.com.Gen.Variant.Nemesis.13654.13587.27214.exe 3 33 2->8         started        signatures3 process4 file5 24 C:\Users\user\AppData\Local\...\System.dll, PE32 8->24 dropped 46 Writes to foreign memory regions 8->46 48 Tries to detect Any.run 8->48 12 CasPol.exe 15 12 8->12         started        16 CasPol.exe 8->16         started        18 CasPol.exe 8->18         started        20 3 other processes 8->20 signatures6 process7 dnsIp8 32 ftp.lansol.com 143.95.237.75, 21, 30462, 49804 ASMALLORANGE1US United States 12->32 34 lombardeamok.tk 27.100.36.115, 49801, 80 HOSTUS-GLOBAL-ASHostUSHK United States 12->34 36 api.ipify.org.herokudns.com 3.220.57.224, 443, 49803 AMAZON-AESUS United States 12->36 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->50 52 Tries to steal Mail credentials (via file / registry access) 12->52 54 Tries to harvest and steal ftp login credentials 12->54 60 2 other signatures 12->60 22 conhost.exe 12->22         started        56 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->56 58 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->58 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5f6dea89dedfcd5dbe36191a81d6bd4379111e78884444acc4777cc5c19e8b83/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-08 08:46:22 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 40 (52.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l5w6vco637gv3prwdenidvv5in4rchtyrbcejlgeo56mlqm6robq._file
Verdict:
malicious
Label(s):
cloudeye
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/221108-lm7xvsbhgk/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks QEMU agent file
Loads dropped DLL
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0ed701f2-2ead-44ef-a32d-7278d6e98ed3
Unpacked files
SH256 hash:
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
MD5 hash:
3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1 hash:
fe582246792774c2c9dd15639ffa0aca90d6fd0b
Link:
https://www.unpac.me/results/55d1abac-6c79-44ba-87d9-ae4b8abc86a1/
SH256 hash:
5f6dea89dedfcd5dbe36191a81d6bd4379111e78884444acc4777cc5c19e8b83
MD5 hash:
f7072f75974cfd1777ebb964c3e44302
SHA1 hash:
389862228d0b600442283e11e7ad63cdd74975d7
Link:
https://www.unpac.me/results/55d1abac-6c79-44ba-87d9-ae4b8abc86a1/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5f6dea89dedf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Cape
Cape
https://www.capesandbox.com/analysis/330445/

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