MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e. 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


Formbook


Vendor detections: 15


Intelligence 15 IOCs YARA 16 File information Comments
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SHA256 hash: 2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e
SHA3-384 hash: 7ccf5ab1efaa275bd866f1bca541823bb1358b43c1a274208bc61d67c00fe7e78ba918671935a0f4668e59c9941cf0a0
SHA1 hash: 05982135347d56efb1009e25f59bb334bcc0ee9f
MD5 hash: 5aa23d8b62564d941b9280e3e6a4a7f7
humanhash: bravo-vegan-table-jupiter
File name:SecuriteInfo.com.Trojan.PackedNET.2583.23619.14250
Download: download sample
Signature Formbook
Create hunting rule
File size:351'232 bytes
First seen:2023-12-11 08:28:41 UTC
Last seen:2023-12-11 14:30:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:RMtupv8mx9piku5erIF9XCA2RO0F8S9hIlS8VPR5PJ9+fZmTDmv6MZRQtSYvbQnf:RMMpvJ/k35eUnN2Q0F8Whn8V55/2OCvw
Threatray 3'460 similar samples on MalwareBazaar
TLSH T14B7422253EB4199BF8FE05F59A760E0447F131511486F7E67AC804CAD3DAB60C853E97
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)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
293
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
AgentTesla
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Link:
https://www.capesandbox.com/analysis/464972/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2583.23619.14250.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Searching for synchronization primitives
Sending a custom TCP request
Launching the default Windows debugger (dwwin.exe)
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Creating a window
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin monero
Link:
https://www.filescan.io/uploads/6576c8573636548f3749eda9/reports/dabbd4b7-cec9-43c5-b725-8ae98e47323b/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4ca4ffbc-ca67-4f46-a7e4-0d52e398ea98
Result
Threat name:
AgentTesla
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1358184
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2023-12-11 03:34:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=f2gmhdzwgktfmuguzncplsnwnnndd2peghzbuz3bli2wni7qzopa._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
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Similar samples:
2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e
Formbook
514de837b5ed18cd2d8f89382cf72fda346681fca39a4eb895f06d8da5717fba
Formbook
8cb2647b24754e94c09a29438e2f49a2d55f0b772f8f013f5b90dcbfe8f957d8
Formbook
beea0fcc9ece913f4a98c351b86a27976d8c0f42f28b6d7baeab79afb7c7fb93
Formbook
fb25063ae8fa5da1296cef1871b69a74ef949073eb715b75dce5ab7909f5e124
Formbook
+ 3'450 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/231211-kdj9rsbag5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://discord.com/api/webhooks/1183413987946274836/x2mGL5RsDliW33UcztWPXWKu2_GrASEJKuUh8AEd9kIV3tIOo9lsaMizqXjKhhr_O01m
Unpacked files
SH256 hash:
bc74f471d8fead08cfa38b3ba98e27408288c41aa10e181424d3340a1f711d43
MD5 hash:
a0f146395e0975241db1455a73431758
SHA1 hash:
830ae1c13f44cf6d930b943fad8605fec2330bff
Detections:
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
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Agenttesla_type2
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INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
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INDICATOR_SUSPICIOUS_EXE_DiscordURL
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INDICATOR_EXE_Packed_GEN01
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INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/ffb0edc1-3ee2-4431-b928-39fa59959498/
SH256 hash:
2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e
MD5 hash:
5aa23d8b62564d941b9280e3e6a4a7f7
SHA1 hash:
05982135347d56efb1009e25f59bb334bcc0ee9f
Link:
https://www.unpac.me/results/ffb0edc1-3ee2-4431-b928-39fa59959498/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.77
Link:
https://yomi.yoroi.company/submissions/2e8cc38f3632a65650d4cb44f5c9b66b5a31e9e431f21a67615a3566a3f0cb9e

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
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Author:ditekSHen
Description:Detects binaries and memory artifcats referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NETexecutableMicrosoft
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.

Cape
Cape
https://www.capesandbox.com/analysis/464972/

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