MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58af5a5798c0a1676aaf191471f73575ea31a886cbd5c7d882b9998b0b1d83a7. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 58af5a5798c0a1676aaf191471f73575ea31a886cbd5c7d882b9998b0b1d83a7
SHA3-384 hash: 869eae7c32b1e63bc072f728ca8b32dd3a4d34bfdfa616b0f327d41ae237d6ed8b6db89bfab9e40fbc72d5bc9ece439c
SHA1 hash: aa255f0261479f276c3a1bc4d7cf75d97e37e636
MD5 hash: 211855730bb030d0672ca6c0462d5e1d
humanhash: indigo-autumn-white-bulldog
File name:211855730bb030d0672ca6c0462d5e1d.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:456'192 bytes
First seen:2021-11-24 19:31:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:7zQWBbXOxqQSz7RYUuJWp2UwR3zgWrfxK:hOxqQSzOjWp1wFNbx
Threatray 12'982 similar samples on MalwareBazaar
TLSH T1C8A4E00426E9E1A9FC7FFBF41CB5B5C40774F6E6F881F2DEE980249A58627814E50632
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
208
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
211855730bb030d0672ca6c0462d5e1d.exe
Verdict:
Malicious activity
Analysis date:
2021-11-24 19:57:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fc8ce956-6fc4-4c93-8f7c-256737d53216

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/619e9338b71ceed4152ee849/reports/aa340fd9-9f9c-47ac-8c6e-f453536315fa/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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9bb93cdd-2380-4c98-b579-9d14a0133b4f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/895726
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspicius Add Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 528206 Sample: r07yYNlSzW.exe Startdate: 24/11/2021 Architecture: WINDOWS Score: 100 30 Found malware configuration 2->30 32 Multi AV Scanner detection for dropped file 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 9 other signatures 2->36 7 r07yYNlSzW.exe 6 2->7         started        process3 file4 24 C:\Users\user\AppData\...\BNIuqdGbAUmu.exe, PE32 7->24 dropped 26 C:\Users\user\AppData\Local\...\tmp5F56.tmp, XML 7->26 dropped 28 C:\Users\user\AppData\...\r07yYNlSzW.exe.log, ASCII 7->28 dropped 38 Uses schtasks.exe or at.exe to add and modify task schedules 7->38 40 Injects a PE file into a foreign processes 7->40 11 r07yYNlSzW.exe 2 7->11         started        13 schtasks.exe 1 7->13         started        15 r07yYNlSzW.exe 7->15         started        signatures5 process6 process7 17 dw20.exe 22 6 11->17         started        20 conhost.exe 13->20         started        file8 22 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 17->22 dropped
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/58af5a5798c0a1676aaf191471f73575ea31a886cbd5c7d882b9998b0b1d83a7/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-24 17:11:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
102b0bdae4e027e3e115490a1fe904b1a9f4fd9e4e52243719ee1167ec4ed62a
AgentTesla
12f2ee1cc6d06299b1a044cae83201d6550122a5e4ea1b3211415aba57059f14
AgentTesla
33702123367a61205015471b83b3746161f9b85b0a5106bdee6f7b7bf18d65c0
AgentTesla
3ee4e620dd7cb6d8a6f604e5653a4f5cbf1258032ffc7d13ae9a415c672a5713
AgentTesla
8b8f4f3c2d0d60fe58b92585352ace981df26f4c476fd59f0bb635d9b5158942
AgentTesla
9129d794cfb4727e0245067972311d4d3dd6be3292deee4050204b5964a4ff08
AgentTesla
b22cde1e2d6bc7eb7dd54d804083f7286607668cce5d965ecdaedeb78ff8c08a
AgentTesla
c9af30b2a800c774844eee76e019d10b72c4637adbccd34a6de3bcc8a4f32ba4
AgentTesla
ec810bf129f8acc2ddd94e9761c34bdf7a071dd8041a4f74e410524eb9be8a6f
AgentTesla
+ 12'972 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/211124-x8y3madedq/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1ce7ba21357e60136394f87f61fa44028ba2f8fe19132a9b8c072a4b150013fd
MD5 hash:
d4006f2deb7d43d94d79cbf1254e44dc
SHA1 hash:
f84f9d2b4093ff49328494d17b64997bd4ab756b
Link:
https://www.unpac.me/results/6e5e9bc1-813e-424e-890f-c7324169917d/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/6e5e9bc1-813e-424e-890f-c7324169917d/
SH256 hash:
378489cf159c759b33a1f96f817658d6ba9b09e0236cdc472a3a3c6fa3f407d0
MD5 hash:
e760e463781dabd847e7396ef66eb70e
SHA1 hash:
09c43edd6d12e662007d2e489dab254564892aeb
Link:
https://www.unpac.me/results/6e5e9bc1-813e-424e-890f-c7324169917d/
SH256 hash:
58af5a5798c0a1676aaf191471f73575ea31a886cbd5c7d882b9998b0b1d83a7
MD5 hash:
211855730bb030d0672ca6c0462d5e1d
SHA1 hash:
aa255f0261479f276c3a1bc4d7cf75d97e37e636
Link:
https://www.unpac.me/results/6e5e9bc1-813e-424e-890f-c7324169917d/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/58af5a5798c0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/58af5a5798c0a1676aaf191471f73575ea31a886cbd5c7d882b9998b0b1d83a7

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:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

AgentTesla

Executable exe 58af5a5798c0a1676aaf191471f73575ea31a886cbd5c7d882b9998b0b1d83a7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1791785/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1792276/
Cape
Cape
https://www.capesandbox.com/analysis/209158/

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