MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1b91aa318e9c011abed18662e8c577ddcb12499de26e2fd19bfb4a4ea81f7450. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1b91aa318e9c011abed18662e8c577ddcb12499de26e2fd19bfb4a4ea81f7450
SHA3-384 hash: 1239d9ee554227807e96f5ba8ef82d9fc82ed2667fb8a51078c094ae1f53274309bdf95ffb4f7cf1126c1c91da5d595d
SHA1 hash: 68275abd75aa0850bc2d272ed6e8d47ed38dec4a
MD5 hash: ac4f63b6d812ccccfc518e11261dbd2f
humanhash: blue-aspen-magazine-winter
File name:DHL-Re01.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:681'472 bytes
First seen:2023-08-02 08:55:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:kIsI2W0kMz2jwkMFBPnDurXNwRUH0cuxsNRsPOZe0bBuBGKtWdMPwj92S:hsDWwzwwFFtnSrdpUcdRsmrVQGbdMPw5
Threatray 687 similar samples on MalwareBazaar
TLSH T1C2E401039DAD8B92E92A47787D1B0E9C7BAA660CF946B7FE11750CDB3F413110D0A46E
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 78d496b2b296d460 (2 x AgentTesla)
Reporter abuse_ch
Tags:AgentTesla DHL exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
263
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
DHL-Re01.exe
Verdict:
Malicious activity
Analysis date:
2023-08-02 09:00:34 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/168a0678-ac34-44f9-a8cd-9a69ee4d1b83

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/439788/
Detection(s):
SecuriteInfo.com.Variant.Lazy.368299.29328.11951.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/64ca1a258b880a9fc643034d/reports/39cae763-f47d-4342-a9d5-87631cd3b7ce/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/1b91aa318e9c011abed18662e8c577ddcb12499de26e2fd19bfb4a4ea81f7450
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/0631e97f-f57c-495e-a339-c118d17cbbc8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1284258
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Installs a global keyboard hook
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1284258 Sample: DHL-Re01.exe Startdate: 02/08/2023 Architecture: WINDOWS Score: 100 74 Found malware configuration 2->74 76 Sigma detected: Scheduled temp file as task from temp location 2->76 78 Multi AV Scanner detection for submitted file 2->78 80 3 other signatures 2->80 7 DHL-Re01.exe 7 2->7         started        11 bPJjdLPoRUoQJ.exe 5 2->11         started        13 newapp.exe 5 2->13         started        15 newapp.exe 2->15         started        process3 file4 52 C:\Users\user\AppData\...\bPJjdLPoRUoQJ.exe, PE32 7->52 dropped 54 C:\...\bPJjdLPoRUoQJ.exe:Zone.Identifier, ASCII 7->54 dropped 56 C:\Users\user\AppData\Local\...\tmpDD8F.tmp, XML 7->56 dropped 58 C:\Users\user\AppData\...\DHL-Re01.exe.log, ASCII 7->58 dropped 94 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->94 96 May check the online IP address of the machine 7->96 98 Uses schtasks.exe or at.exe to add and modify task schedules 7->98 100 Adds a directory exclusion to Windows Defender 7->100 17 DHL-Re01.exe 17 5 7->17         started        22 powershell.exe 19 7->22         started        24 schtasks.exe 1 7->24         started        102 Multi AV Scanner detection for dropped file 11->102 26 bPJjdLPoRUoQJ.exe 14 2 11->26         started        28 schtasks.exe 1 11->28         started        30 newapp.exe 13->30         started        32 schtasks.exe 13->32         started        34 newapp.exe 15->34         started        36 schtasks.exe 15->36         started        signatures5 process6 dnsIp7 60 api4.ipify.org 173.231.16.76, 443, 49692 WEBNXUS United States 17->60 70 3 other IPs or domains 17->70 48 C:\Users\user\AppData\Roaming\...\newapp.exe, PE32 17->48 dropped 50 C:\Users\user\...\newapp.exe:Zone.Identifier, ASCII 17->50 dropped 82 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->82 84 Tries to steal Mail credentials (via file / registry access) 17->84 86 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->86 38 conhost.exe 22->38         started        40 conhost.exe 24->40         started        62 api.ipify.org 26->62 64 192.168.2.1 unknown unknown 26->64 88 Installs a global keyboard hook 26->88 42 conhost.exe 28->42         started        66 api.ipify.org 30->66 68 104.237.62.211, 443, 49695, 49696 WEBNXUS United States 30->68 44 conhost.exe 32->44         started        72 3 other IPs or domains 34->72 90 Tries to harvest and steal browser information (history, passwords, etc) 34->90 46 conhost.exe 36->46         started        file8 92 May check the online IP address of the machine 66->92 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1b91aa318e9c011abed18662e8c577ddcb12499de26e2fd19bfb4a4ea81f7450/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-08-01 03:16:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
27 of 37 (72.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=doi2ummotqarvpwrqzrorrlx3xfresm54jxc7um37nfe5ka7oria._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2ad988ae3330dd6c7886c279f60cc22ab08ba3343e556a2a91ef3a5608383525
AgentTesla
3a99f6960db39c701811edf0ec230f829ac336e829c551f8b849c997e334188a
AgentTesla
6c5d418831206f110eac092468ea4197e3253f3350e48b0986e130995bd46451
AgentTesla
8e16e5a2e8da8e98b9caa9c492cd7fa65c4845102a8687309c4b40a921c91f11
AgentTesla
a03b8ae8131346298ef50cbd942d49bd024b8ac225467f960682600fc8ec1df4
AgentTesla
a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95
AgentTesla
c2f5994e24f8cbd4f5c679459330b57288e1ac8e6af4456a36beb4b8033240a3
AgentTesla
+ 677 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence spyware stealer
Link:
https://tria.ge/reports/230802-kv1m3sdg57/
Behaviour
Creates scheduled task(s)
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
620a6705967984e92eef610ae13697e29308e2e08f3b5866f723d51f6ca9fcc7
MD5 hash:
0323f572931eb31b5822a84c2b1f0b65
SHA1 hash:
4dd152e89903cda0969d3c10c904a666334f087b
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/e29b0d8b-a56c-4f41-886e-888dc0ff8d8e/
SH256 hash:
30bb4e52f3984bcdd262d8ad3224ad14d0f2426da93f2479a1e6b94e9fc30155
MD5 hash:
29f9e1147f47779166332425eaf4709a
SHA1 hash:
29bafe2b69c148d3cf7e55feff2498f0810b02dc
Link:
https://www.unpac.me/results/e29b0d8b-a56c-4f41-886e-888dc0ff8d8e/
SH256 hash:
1644bc0f5491f943e05dadee2ba1b6ab37bf693ca61e61980a205e1cd4894fbd
MD5 hash:
c2362434bb39d3ed49727d19955749f5
SHA1 hash:
0008124eac36fbe399abd18d3e3642a81b909a37
Link:
https://www.unpac.me/results/e29b0d8b-a56c-4f41-886e-888dc0ff8d8e/
SH256 hash:
1b91aa318e9c011abed18662e8c577ddcb12499de26e2fd19bfb4a4ea81f7450
MD5 hash:
ac4f63b6d812ccccfc518e11261dbd2f
SHA1 hash:
68275abd75aa0850bc2d272ed6e8d47ed38dec4a
Link:
https://www.unpac.me/results/e29b0d8b-a56c-4f41-886e-888dc0ff8d8e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1b91aa318e9c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/1b91aa318e9c011abed18662e8c577ddcb12499de26e2fd19bfb4a4ea81f7450

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: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 1b91aa318e9c011abed18662e8c577ddcb12499de26e2fd19bfb4a4ea81f7450

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/439788/

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