MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59. 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: 738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59
SHA3-384 hash: 006f2983eac4d233e16b13334fad95d45bf21613cc10fe03e5ff5ec9c506a849d7319acd66f1215a05c00b57b182b970
SHA1 hash: 137b6d0f06733a3ddb3313e0b944f7e6c98b6eb4
MD5 hash: f9d12c4d7d523fd7f6af1cf98c62f57f
humanhash: alanine-uniform-papa-sodium
File name:45543443344334433.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:657'920 bytes
First seen:2023-09-22 06:13:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:5rD6GpTXvY+T10Wgd9OryjxpjikcZNzySR0tS6dpm0K:RDzpTXTT109o0LjikcPzyNU0jK
Threatray 185 similar samples on MalwareBazaar
TLSH T172E4235B76F46B60DEB99B7916F49290B3FB42472859DE2C3CE331C0BCA3341A649913
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0070e0c4c4e07000 (9 x AgentTesla, 2 x Loki, 1 x Formbook)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
310
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
45543443344334433.exe
Verdict:
Malicious activity
Analysis date:
2023-09-22 09:01:48 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/e4030b1e-54e2-4812-ae85-2e0ae0bd4b94

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/450552/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.6120.15291.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Restart of the analyzed sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/650d30aa1edabd99829e638a/reports/ac1393c8-8c42-4ac0-b6f0-fa0e9f4cc106/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/efe111ec-1ed3-4095-bf8d-32e008200d1b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1312756
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Deletes itself after installation
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for sample
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 domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1312756 Sample: 45543443344334433.exe Startdate: 22/09/2023 Architecture: WINDOWS Score: 100 39 Multi AV Scanner detection for domain / URL 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 5 other signatures 2->45 9 45543443344334433.exe 3 2->9         started        process3 signatures4 57 Injects a PE file into a foreign processes 9->57 12 45543443344334433.exe 9->12         started        15 MpCmdRun.exe 1 9->15         started        17 45543443344334433.exe 9->17         started        process5 signatures6 59 Maps a DLL or memory area into another process 12->59 61 Queues an APC in another process (thread injection) 12->61 19 EpEaHDIMYLCoWzBa.exe 12->19 injected 22 conhost.exe 15->22         started        process7 signatures8 47 Injects code into the Windows Explorer (explorer.exe) 19->47 24 explorer.exe 13 19->24         started        process9 signatures10 49 Tries to steal Mail credentials (via file / registry access) 24->49 51 Tries to harvest and steal browser information (history, passwords, etc) 24->51 53 Deletes itself after installation 24->53 55 2 other signatures 24->55 27 explorer.exe 2 1 24->27 injected 31 EpEaHDIMYLCoWzBa.exe 24->31 injected process11 dnsIp12 33 chancertoken.live 102.130.122.114, 49790, 49791, 49792 xneeloZA South Africa 27->33 35 www.tonyowendesign.com 156.255.142.179, 49785, 49786, 49787 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 27->35 37 15 other IPs or domains 27->37 63 System process connects to network (likely due to code injection or exploit) 27->63 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59/
Threat name:
ByteCode-MSIL.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2023-09-22 05:13:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oof53lb2tfcw3x2wmkyyvfr2tolpsnj3qjvrknt5tkrbkihobjmq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
039bf6fc7dfbdaede3058b77c9e156f241f7d3a45f6ce97c852a0c594fb6adca
AgentTesla
13729adf9d5d63528bc95299f6fa400dcd3330dd4b2c00cb1fb1b28112ece9de
AgentTesla
17cd5809bd3abd8c512b094c8bb0b1b9d02fd5fb84b874916c6adf69944c3af5
AgentTesla
539e48b91ce31c5fa27b4466e9f9d9a4933e9bf17a4afd06c1dc826d0ba749c4
AgentTesla
5762d46e91e94d731bb4f1047a3d080b27be1b34d05236e8c8f24b24238545fd
AgentTesla
6a5fb47fa51f3c9fda9c9b2646a5d0b7d35ea2447e1c144131f2819d49e73518
AgentTesla
7767d8ab0cab91977e3ba3fb74784b15699c62acd71f0e3cf80d7528c6b837d4
AgentTesla
845adc24e3235ebe41dd0d7f8c3b044a5c485e89af4adb60404c4ac915dcad21
AgentTesla
89c067236782e5c962ac5f4b18f76b962d9e4bd9e91c50871252380bb90e3a89
AgentTesla
8c305a8516089a9e811fbc9cf560b0e36a2494debe59c5677376638c7155a452
AgentTesla
+ 175 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230922-gzbb7sfh62/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
e2710c2d8d002b8156e112ed1c4281314c5d3114bbeaa769b68cf09633bf79c5
MD5 hash:
0b88c2cf6090c99d17dd5c98df86b2f9
SHA1 hash:
6484f6d9c0dc729ee79d40d84d60ec8b3439b4aa
Detections:
win_formbook_w0
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/ce60ac5d-ed7b-41e5-bbb3-6d4d805dc243/
Parent samples :
6a5fb47fa51f3c9fda9c9b2646a5d0b7d35ea2447e1c144131f2819d49e73518
5762d46e91e94d731bb4f1047a3d080b27be1b34d05236e8c8f24b24238545fd
89c067236782e5c962ac5f4b18f76b962d9e4bd9e91c50871252380bb90e3a89
738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59
ad88ebe85ec15202272324207b4d11133e9f52c076435ea45d181590bff8e179
e12bb875c395c4575c2482f653fd3005cc564a244e027f47218c99569c22ccf2
2379a4e1ccdd7849ad7ea9e11ee55b2052e58dda4628cd4e28c3378de503de23
ad75b282d723aca18196bbafaf8cce4901aa56b696967fd652fc163e1c0fc9ee
80bb6faabfb8cfdfc6f858a50b3893f0df49b414087619470cafce4ea26af74c
29747217bce30303d61906054f220ec42a5895938db61bf39d1b541db15ac47b
38687f648dac2391e0d3510baab25f8ae4272a41d2f378314a36a52362f7d442
cbf93b2bacf9e0aa11ff45a7b39541bf47da07574c778fee8a0a9e2ce21c5993
e72b90cdd75e9fcc56f6a017cb0b496ad0292bf4eb58d5f82ea51f98d7472e13
d07898b300b08a5bf93a6814e095476aa8ee8161e61a4d1a822640c69321b655
871a29a5b20d5534205d177ec159eb6984e1b543b31d66f5d2110838e50fb86e
SH256 hash:
a415414e68d200b7ba63c49c7e6df646d04c5859b1aab6ce0393c505f8fc9b1c
MD5 hash:
a9a8418c823334769794df3c4d967962
SHA1 hash:
aa2e724493d4f57186c4fd0ae1bc20ce4406776b
Link:
https://www.unpac.me/results/ce60ac5d-ed7b-41e5-bbb3-6d4d805dc243/
SH256 hash:
d4d5678b670977ae70f3797f601836b21e98bbbc875de0509943abd243c046c3
MD5 hash:
d39bd0c2eafcdca7ec6d692631d52ae0
SHA1 hash:
c0f1f6d03116044e3ca7ff8f5425f14b7dd0ac8c
Link:
https://www.unpac.me/results/ce60ac5d-ed7b-41e5-bbb3-6d4d805dc243/
SH256 hash:
32999635bb4adae0b4934edd3da2f4e325e6612e7051f986f5fedd39d673b2ac
MD5 hash:
3cfaa03fdbfb9cfadac18ae6bef20398
SHA1 hash:
2470e05fc0ae520733ea68eb173e6b5c5c9fdb2e
Link:
https://www.unpac.me/results/ce60ac5d-ed7b-41e5-bbb3-6d4d805dc243/
SH256 hash:
631c38cf652447128f262e600cc8783bdcb6d36f77e1d86b37f9fad749f6e997
MD5 hash:
c22c5bef73b2740fc1ccdf0e5a1cb7ea
SHA1 hash:
216ae0a5f45a184d3f62175703183277d93b87b6
Link:
https://www.unpac.me/results/ce60ac5d-ed7b-41e5-bbb3-6d4d805dc243/
SH256 hash:
7ec118e70613ce2d9aee29cda2918ca710dde346c68d4da75c2ea0402e6d4391
MD5 hash:
1622a62bf6805b2dca82a8632eceac71
SHA1 hash:
071b72a5a1231149dfe4b9fcfa3a6ee49265ab7c
Link:
https://www.unpac.me/results/ce60ac5d-ed7b-41e5-bbb3-6d4d805dc243/
SH256 hash:
738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59
MD5 hash:
f9d12c4d7d523fd7f6af1cf98c62f57f
SHA1 hash:
137b6d0f06733a3ddb3313e0b944f7e6c98b6eb4
Link:
https://www.unpac.me/results/ce60ac5d-ed7b-41e5-bbb3-6d4d805dc243/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59

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:NET
Create hunting rule
Author:malware-lu
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.

Malspam

AgentTesla

Executable exe 738bddac3a99456ddf5662b18a963a9b96f9353b826b15367d9aa21520ee0a59

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/450552/

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