MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c10c5389ff2136ba1c998b3d68e57c85aee9f83440cc06ca872135d354a3ab6d. 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: 17


Intelligence 17 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c10c5389ff2136ba1c998b3d68e57c85aee9f83440cc06ca872135d354a3ab6d
SHA3-384 hash: 2797e0121915b182a297d0473e1c1fbc97930640697574241ea71902476b520b49dfa1de1c9373d5db3a6025ead21703
SHA1 hash: 8f2d8903df45d5c1df3f729bd83aa9b2000bd0cc
MD5 hash: d9501becbd9477487252f0dba1c9c2c7
humanhash: finch-five-snake-kilo
File name:[#10859027] - RE Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:315'341 bytes
First seen:2023-06-19 11:04:17 UTC
Last seen:2023-06-19 11:44:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 6144:pYa61XJYjNzheLOiax9ruv/3WMcT9vSbxeh6IiElM1:pYTJYJzheLxEVuX3WsA6Gq1
Threatray 3'800 similar samples on MalwareBazaar
TLSH T11364125177B0E163DAA35BB52F7726320FF2EC152889591B23906F0DBE42183E91D793
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 64f4d4d4ecf4d4d4 (82 x SnakeKeylogger, 34 x AgentTesla, 24 x Formbook)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
295
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
[#10859027] - RE Quotation.exe
Verdict:
Malicious activity
Analysis date:
2023-06-19 11:05:04 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d7b40c5c-83a5-431d-83a1-86bcba8ab32c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/400386/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.22782.28258.14703.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/91552/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/64903660691d8876d649e8b4/reports/3a84925f-4545-4061-bfb5-eb6c2de1214b/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c10c5389ff2136ba1c998b3d68e57c85aee9f83440cc06ca872135d354a3ab6d
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/336fbffd-271f-4b84-823b-1b6021ed35f0
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1257297
Signature
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
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
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 890313 Sample: [#10859027]_-_RE_Quotation.exe Startdate: 19/06/2023 Architecture: WINDOWS Score: 100 58 Found malware configuration 2->58 60 Multi AV Scanner detection for dropped file 2->60 62 Multi AV Scanner detection for submitted file 2->62 64 5 other signatures 2->64 6 kkgppyue.exe 19 2->6         started        10 [#10859027]_-_RE_Quotation.exe 1 21 2->10         started        12 kkgppyue.exe 19 2->12         started        14 kkgppyue.exe 2->14         started        process3 file4 26 C:\Users\user\AppData\...\qlfnhbydmw.dll, PE32 6->26 dropped 66 Multi AV Scanner detection for dropped file 6->66 68 Detected unpacking (changes PE section rights) 6->68 70 Detected unpacking (creates a PE file in dynamic memory) 6->70 72 Machine Learning detection for dropped file 6->72 16 kkgppyue.exe 14 2 6->16         started        28 C:\Users\user\AppData\...\kkgppyue.exe, PE32 10->28 dropped 30 C:\Users\user\AppData\...\qlfnhbydmw.dll, PE32 10->30 dropped 74 Detected unpacking (overwrites its own PE header) 10->74 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->76 78 May check the online IP address of the machine 10->78 80 Creates multiple autostart registry keys 10->80 20 [#10859027]_-_RE_Quotation.exe 17 3 10->20         started        32 C:\Users\user\AppData\...\qlfnhbydmw.dll, PE32 12->32 dropped 82 Maps a DLL or memory area into another process 12->82 22 kkgppyue.exe 2 12->22         started        34 C:\Users\user\AppData\...\qlfnhbydmw.dll, PE32 14->34 dropped 24 kkgppyue.exe 14->24         started        signatures5 process6 dnsIp7 36 104.237.62.211, 443, 49684 WEBNXUS United States 16->36 38 api.ipify.org 16->38 40 api4.ipify.org 173.231.16.76, 443, 49678, 49686 WEBNXUS United States 20->40 46 2 other IPs or domains 20->46 50 Creates multiple autostart registry keys 20->50 48 2 other IPs or domains 22->48 52 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->52 54 Tries to steal Mail credentials (via file / registry access) 22->54 56 Tries to harvest and steal browser information (history, passwords, etc) 22->56 42 64.185.227.155, 443, 49687 WEBNXUS United States 24->42 44 api.ipify.org 24->44 signatures8
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c10c5389ff2136ba1c998b3d68e57c85aee9f83440cc06ca872135d354a3ab6d/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-06-19 10:00:50 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yegfhcp7ee3luhezrm6wrzl4qwxot6buidgansuhee25gvfdvnwq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0cc8d93630b4068b0b72119c061925754274478463014d05696a34603f88eaf7
AgentTesla
60221fe8c0c8b95270816c5f36f3e5c0f01cede1c822a7d7a115189dc78a0cb5
AgentTesla
6d731cdb770865654178d35ddd42ed30c749311de73924037707997e363e0bb0
AgentTesla
7ca4331b53cb649259648314c7e8eb267cfba6d16fdbc58273fd1005584f4b91
AgentTesla
ad641230d3be8895193642d333ed88e1d6e94c209dfcb6c1932cd6a7f324a82f
AgentTesla
+ 3'790 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230619-m6t1sadd75/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Accesses Microsoft Outlook profiles
Adds Run key to start application
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
4b2547b2122fff98f6193ea3b6d252d0e0da9c3e720c3c94b607c5a10d7b1b1d
MD5 hash:
c438c834bd5a58271b6348ba932056af
SHA1 hash:
789d42bf972db9142a447039817c2fcf5c9f611d
Link:
https://www.unpac.me/results/5db94458-61c9-42fe-b9ec-771d3a238fa9/
SH256 hash:
c10c5389ff2136ba1c998b3d68e57c85aee9f83440cc06ca872135d354a3ab6d
MD5 hash:
d9501becbd9477487252f0dba1c9c2c7
SHA1 hash:
8f2d8903df45d5c1df3f729bd83aa9b2000bd0cc
Link:
https://www.unpac.me/results/5db94458-61c9-42fe-b9ec-771d3a238fa9/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c10c5389ff21/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/c10c5389ff2136ba1c998b3d68e57c85aee9f83440cc06ca872135d354a3ab6d

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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 c10c5389ff2136ba1c998b3d68e57c85aee9f83440cc06ca872135d354a3ab6d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/400386/

Comments