MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab7e2f3d96941792e0be9139f29d555c350123f8be701c6cd0f132c98f351407. 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


a310Logger


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ab7e2f3d96941792e0be9139f29d555c350123f8be701c6cd0f132c98f351407
SHA3-384 hash: f6174162240a3da8379370e2aae4a933b84ca3d80cb7c09f289e18e8b34c10749c93cb5951b28325c7d41b0be42b8d5a
SHA1 hash: ea5e11f919586f87d34a8039afb9308b93a07f63
MD5 hash: e1d4a036b94386f0d33843622fab1bad
humanhash: equal-mockingbird-fruit-kitten
File name:e1d4a036b94386f0d33843622fab1bad.exe
Download: download sample
Signature a310Logger
Create hunting rule
File size:1'916'928 bytes
First seen:2021-07-27 15:48:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 49152:fhZUoHMjmCm6Ud+zyXc6dnS3vt05IVqCVhT6DDt:fhZUosjmCmN+mRnI+m6
Threatray 4'219 similar samples on MalwareBazaar
TLSH T17395E0B1051DEF22F8B706BD7872564442B48D46C96BCB68EE73329BCA70FC23456B91
dhash icon f0c4e86969e8d4f0 (9 x Formbook, 4 x SnakeKeylogger, 3 x AgentTesla)
Reporter abuse_ch
Tags:a310logger exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
payment.xlsx
Verdict:
Malicious activity
Analysis date:
2021-07-27 14:56:31 UTC
Tags:
encrypted exploit CVE-2017-11882
Link:
https://app.any.run/tasks/ef8242c6-1f43-4010-b9ce-195ff85bc560

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/174438/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.953-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Replacing files
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Sending a UDP request
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Deleting a recently created file
Launching a process
Launching the default Windows debugger (dwwin.exe)
Reading critical registry keys
Unauthorized injection to a recently created process
Stealing user critical data
Unauthorized injection to a system process
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/ff5bbba7-d9a6-46b2-aede-692d57b08c81
Result
Threat name:
a310Logger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/822489
Signature
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus detection for dropped file
Detected unpacking (creates a PE file in dynamic memory)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file access)
Writes or reads registry keys via WMI
Writes to foreign memory regions
Yara detected a310Logger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 454903 Sample: 77TTjhTbBQ.exe Startdate: 27/07/2021 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected a310Logger 2->49 51 2 other signatures 2->51 8 77TTjhTbBQ.exe 3 2->8         started        process3 file4 31 C:\Users\user\AppData\...\77TTjhTbBQ.exe.log, ASCII 8->31 dropped 59 Detected unpacking (creates a PE file in dynamic memory) 8->59 61 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->61 63 Writes or reads registry keys via WMI 8->63 65 Injects a PE file into a foreign processes 8->65 12 77TTjhTbBQ.exe 3 7 8->12         started        signatures5 process6 file7 33 C:\Users\user\AppData\Roaming\...\sqlite3.dll, PE32 12->33 dropped 35 C:\Users\user\AppData\...\SQLite3_StdCall.dll, PE32 12->35 dropped 67 Writes to foreign memory regions 12->67 69 Allocates memory in foreign processes 12->69 71 Tries to steal Crypto Currency Wallets 12->71 73 Injects a PE file into a foreign processes 12->73 16 InstallUtil.exe 7 12->16         started        20 InstallUtil.exe 7 12->20         started        signatures8 process9 file10 27 C:\Users\user\AppData\...\WotvXqAn.exe, PE32 16->27 dropped 37 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->37 39 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 16->39 41 Tries to steal Mail credentials (via file access) 16->41 22 WotvXqAn.exe 3 16->22         started        29 C:\Users\user\AppData\...\TvytOeoN.exe, PE32 20->29 dropped 43 Tries to harvest and steal browser information (history, passwords, etc) 20->43 25 TvytOeoN.exe 3 20->25         started        signatures11 process12 signatures13 53 Antivirus detection for dropped file 22->53 55 Multi AV Scanner detection for dropped file 22->55 57 Machine Learning detection for dropped file 22->57
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-07-26 17:36:00 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
06671aa1c0e3f5552f64c537c302ccb4d94dc24a6e3a5f99d7ba31bc4b94b6c7
a310Logger
3f46e10e5fe376b995e2947d1be21955aa8341f39d80cca737109fcf2cf2bf3b
a310Logger
413cdd0ae3d9ba60b132796a63dad08bea31d309157f5497380ad72cb3b0ae27
a310Logger
5e0f712886c0970f0ce44e8c0c658c9e2e40a81cb6e6fa065b52a60b4f080952
a310Logger
8a7a54c2c7952b89a9bd9898ee42e52da9aeb17e41a878f2a5236401f3e14efa
a310Logger
f2e9a5272a9103ffdba37b1bd146522d36ebca54b733aa7967499a9d76d02a02
a310Logger
+ 4'209 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://tria.ge/reports/210727-e9ntf5x87j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
CustAttr .NET packer
Unpacked files
SH256 hash:
adbee7cd639045f263272ae55e0db31a98671c8547a4e26d2a9a802f44974793
MD5 hash:
72d57e12b79e303aa48ea55588974c56
SHA1 hash:
6478f093210559f696f5555f7649efdbdcaccd4f
Link:
https://www.unpac.me/results/31e6d53b-2cbd-4882-927a-4693cc86308a/
SH256 hash:
b283a55ee987ead323c8cc0f5e5e23c1e52e9ebbd83e99c2685b1cebcc6a186a
MD5 hash:
c5835b92be6b91189458561aee8ccf80
SHA1 hash:
d34606b00864a820b303b5742297d8edbd851fbe
Link:
https://www.unpac.me/results/31e6d53b-2cbd-4882-927a-4693cc86308a/
SH256 hash:
6449ee1644ace1a94910fa8636cc27743a0a4c3ee9372c212e7546986308fe2d
MD5 hash:
2d99343f3a3cffb58c09fadf9b2b57dc
SHA1 hash:
9eee7d7742d05fd82d667864ab29bbab4edd315d
Link:
https://www.unpac.me/results/31e6d53b-2cbd-4882-927a-4693cc86308a/
SH256 hash:
97d2fa1d01b2f9a2199896e05e0cf60c14a9f41ef2d72e15fbb862b7afa08438
MD5 hash:
68463851c0e6fe7a254c99fae763d454
SHA1 hash:
4587a5371d88c296a0184fe47ee0c5245b187127
Link:
https://www.unpac.me/results/31e6d53b-2cbd-4882-927a-4693cc86308a/
SH256 hash:
ab7e2f3d96941792e0be9139f29d555c350123f8be701c6cd0f132c98f351407
MD5 hash:
e1d4a036b94386f0d33843622fab1bad
SHA1 hash:
ea5e11f919586f87d34a8039afb9308b93a07f63
Link:
https://www.unpac.me/results/31e6d53b-2cbd-4882-927a-4693cc86308a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/ab7e2f3d96941792e0be9139f29d555c350123f8be701c6cd0f132c98f351407

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.

Web download

a310Logger

Executable exe ab7e2f3d96941792e0be9139f29d555c350123f8be701c6cd0f132c98f351407

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1468634/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/174438/

Comments