MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2
SHA3-384 hash: d6523518d50ad97779fecc53b621c3118f844ba3acf7ead17ad14699057ec42de0b59d9e6632943ec1610be953e15d03
SHA1 hash: 26eef33ce4264ba6225b9ce57ce161766720a3a1
MD5 hash: 76d89150b049ee763286c145d6a647a4
humanhash: white-batman-lake-batman
File name:SecuriteInfo.com.W32.MSIL_Kryptik.GVV.gen.Eldorado.5935.31502
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'058'816 bytes
First seen:2023-10-13 06:35:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'739 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:VFLbdQV2OjZQCpXk4GekW0a2p1eN+sRtY7VJmBT:TLbd4hbUSkW0eN+0gVJST
Threatray 565 similar samples on MalwareBazaar
TLSH T1B435F22C0CF809124161E1AEDFD8EA57B2C08CD6664C9D9687C68F995A1393BF09FD3D
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
316
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Kryptik.GVV.gen.Eldorado.5935.31502
Verdict:
No threats detected
Analysis date:
2023-10-13 06:38:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bdd5fcaa-6ae4-431d-a49a-0ca868115439

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/454047/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.W32.MSIL_Kryptik.GVV.gen.Eldorado.5935.31502.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin packed replace
Link:
https://www.filescan.io/uploads/6528e5558d16e62970c46d67/reports/e5142577-3747-4082-933d-1fcf296ef3f0/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/91873eb4-36c8-4183-a651-d7602ac101b4
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1325131
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2023-10-13 06:36:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=efmq6xd3nlbq2hd52avmeixjqa3jjiwtxabwq5pchoqqsq6dghja._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
3e1c698228509853ff20630c605525450e37d2741f7137b3784a21d4e5d7a998
AgentTesla
4af5374d05140e1ebf05625397c061e7e6e6396597399880f903cdda22466875
AgentTesla
64fdde31e18afd348c0727affafb347f0cd0203ec20268fbea9dcb4cc6d1caa9
AgentTesla
881bd1f6b3a38e6e6bf2c43c904b65beeba6a00a109319da26b360e12579ac30
AgentTesla
b8e44f4a0d92297c5bb5b217c121f0d032850b38749044face2b0014e789adfb
AgentTesla
d1fdb78142a09be2db38f3e704f9cc96649745d1055eef07a702ed674cb4b9ed
AgentTesla
e3adb8e74cd21839185ef70b6430c229a34636536412afc08bfbf1b8a610b359
AgentTesla
f9a4e3002fdbcd93464f38fc49bebadbcc0417454c702e8298cf245fc751eee9
AgentTesla
+ 555 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:o5gu rat spyware stealer trojan
Link:
https://tria.ge/reports/231013-hcxscshc62/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
06a5eaa46cd5ea4f79f56bc97213f30a8f348b3eea97aa46e54f962752bc8fb9
MD5 hash:
3bedfb033cbab1368aedfee7033f9f4a
SHA1 hash:
e37016043d77c05aa1cfed6307b0f4d4ec42dfb6
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/5f042deb-0c47-4c4e-8110-3d27f866653f/
Parent samples :
e3adb8e74cd21839185ef70b6430c229a34636536412afc08bfbf1b8a610b359
21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2
9e986879ac645f058d5deb6415cc90f40130a67e3d4263be55dbe1a8ff68ad2d
0b97c43d0eb22c21c8c4be37b6b45a1fd2acc9aa8c2a30012a06c2a0fb23a1f2
87f10102a623e0a9e8f37e044736a264c8948c38685ff5d55750662010e09c5a
98266e6f5d23aad6132b20b3d2a9c3a0bf009eea9935fa9689e9d9ed66acf244
2230b251f4acccb3ec401aa9d70e85a5dc390ba5bcf25a4f11761256d1d18016
4e0083ec0b7eac1f6a517e47fc77f8aa0fe7229dc4f8ad8dc42c170ebc2dd2c1
ccbdd15e650bb5d3bb0e22c96cfb7d03b38b1fcbd7f7c161c87726fa04df6570
97989a17279bcd8fcfccf4fc1442517ff46eba38c08fa8dc3eac65b114ba8c32
6d911bfb01daa6f3acafd3ccb33b432d806c82b2b35c0c3408d822bf8c6b4c00
9669bb3304a589cfcbd3faca14cfa67aaf2b1bdb5bf61c285292e872c03ba5bf
f5fd6d272de7ed1db622c1e3fc51f5ce84338b700b94b7f86564e9f7f3de6b54
a5193fd07f44ded01330a618e8f1e1d9243171dc5433b1e64bc3ded9e05b0fd8
SH256 hash:
a040efb5ce92995b5d40fd2536c8ad6a93f2d8584a3dd52f07cdb0b34c9e6e29
MD5 hash:
a5a52675690de850e3de6c05a9bd885f
SHA1 hash:
fd953edf2e910fbb43c9e6d4c8d48632bb4e55c6
Link:
https://www.unpac.me/results/5f042deb-0c47-4c4e-8110-3d27f866653f/
SH256 hash:
8bc831495012e59668f1a733ad20717180d84d72544946e9ba769c87ab86c228
MD5 hash:
b0560a4e2f88f6569907576a00e22599
SHA1 hash:
c7c877142b58ad9b9f46cb6bb2925d8acac189a6
Link:
https://www.unpac.me/results/5f042deb-0c47-4c4e-8110-3d27f866653f/
SH256 hash:
d511c0658340ec9d35d8f08fd22ae55c6aeebcb52dac453040817a6f9ffd7e43
MD5 hash:
3ac67cb9041168e636198401f53d857b
SHA1 hash:
6207398f41db994130c80150a0c2598045e68b45
Link:
https://www.unpac.me/results/5f042deb-0c47-4c4e-8110-3d27f866653f/
SH256 hash:
be7d24590e9fe8d1791aad2fffd42b0e8bdb111b29f95ebbfb246ec7fafe3884
MD5 hash:
740e697a460a6d03399776419e9d02cd
SHA1 hash:
43b9de6749930097efd3754a9316fe9fdf100600
Link:
https://www.unpac.me/results/5f042deb-0c47-4c4e-8110-3d27f866653f/
SH256 hash:
21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2
MD5 hash:
76d89150b049ee763286c145d6a647a4
SHA1 hash:
26eef33ce4264ba6225b9ce57ce161766720a3a1
Link:
https://www.unpac.me/results/5f042deb-0c47-4c4e-8110-3d27f866653f/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/21590f5c7b6a/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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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.

Web download

AgentTesla

Executable exe 21590f5c7b6ac30d1c7dd02ac222e9803694a2d3b8036875e23ba10943c331d2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2719465/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/454047/

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