MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 179b98e2cb16a094755f853ae892b47948a8b6a83e7ca050d520e113ff180b2f. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments

SHA256 hash: 179b98e2cb16a094755f853ae892b47948a8b6a83e7ca050d520e113ff180b2f
SHA3-384 hash: 322f62b5a710cc56e9250be5ba7e2fd5739d26f3092fa8a941ed1d7ff58100493d94b32438d7e488dc00d21116be6844
SHA1 hash: b22002653deb3a96c5254fb9eb24f2b3c631471a
MD5 hash: 5cc392e63c3dc70a7c7f4df36b2e8766
humanhash: carbon-carpet-four-shade
File name:Documents.exe
Download: download sample
Signature Formbook
File size:1'100'800 bytes
First seen:2023-03-28 09:36:18 UTC
Last seen:2023-03-28 12:22:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:x41pyeFLdKeWjA1v+rArY/GRyaYNPZkfJFjm/97b:/udKeWWoAUOwaYNPZoJ6
Threatray 2'606 similar samples on MalwareBazaar
TLSH T150358DC673B260BED89F8525053819DC5D3871573207E12B5F27BBB4A2192FBBE1E182
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter Anonymous
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
238
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Documents.exe
Verdict:
Malicious activity
Analysis date:
2023-03-28 09:37:43 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
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.
Result
Threat name:
FormBook, Play
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Initial sample is a PE file and has a suspicious name
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)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses netstat to query active network connections and open ports
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected FormBook
Yara detected Play Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 836591 Sample: Documents.exe Startdate: 28/03/2023 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Antivirus detection for URL or domain 2->56 58 7 other signatures 2->58 8 Documents.exe 7 2->8         started        12 veFVEmuTYkjoV.exe 5 2->12         started        process3 file4 38 C:\Users\user\AppData\...\veFVEmuTYkjoV.exe, PE32 8->38 dropped 40 C:\...\veFVEmuTYkjoV.exe:Zone.Identifier, ASCII 8->40 dropped 42 C:\Users\user\AppData\Local\...\tmpC9C9.tmp, XML 8->42 dropped 44 C:\Users\user\AppData\...\Documents.exe.log, ASCII 8->44 dropped 68 Detected unpacking (changes PE section rights) 8->68 70 Detected unpacking (overwrites its own PE header) 8->70 72 Uses schtasks.exe or at.exe to add and modify task schedules 8->72 80 3 other signatures 8->80 14 RegSvcs.exe 8->14         started        17 powershell.exe 21 8->17         started        19 schtasks.exe 1 8->19         started        74 Antivirus detection for dropped file 12->74 76 Multi AV Scanner detection for dropped file 12->76 78 Machine Learning detection for dropped file 12->78 21 schtasks.exe 1 12->21         started        23 RegSvcs.exe 12->23         started        signatures5 process6 signatures7 86 Modifies the context of a thread in another process (thread injection) 14->86 88 Maps a DLL or memory area into another process 14->88 90 Sample uses process hollowing technique 14->90 92 Queues an APC in another process (thread injection) 14->92 25 explorer.exe 3 1 14->25 injected 29 conhost.exe 17->29         started        31 conhost.exe 19->31         started        33 conhost.exe 21->33         started        process8 dnsIp9 46 matrukrupacc.com 216.10.248.111, 49699, 80 PUBLIC-DOMAIN-REGISTRYUS India 25->46 48 www.rt66omm.com 118.27.125.172, 49703, 49704, 49705 INTERQGMOInternetIncJP Japan 25->48 50 6 other IPs or domains 25->50 82 System process connects to network (likely due to code injection or exploit) 25->82 84 Uses netstat to query active network connections and open ports 25->84 35 NETSTAT.EXE 13 25->35         started        signatures10 process11 signatures12 60 Tries to steal Mail credentials (via file / registry access) 35->60 62 Tries to harvest and steal browser information (history, passwords, etc) 35->62 64 Modifies the context of a thread in another process (thread injection) 35->64 66 Maps a DLL or memory area into another process 35->66
Threat name:
ByteCode-MSIL.Trojan.Tnega
Status:
Malicious
First seen:
2023-03-26 23:09:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Behaviour
Creates scheduled task(s)
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Unpacked files
SH256 hash:
c5f46eae4c3daf89f723d9a0ed54928319b429e8e6b7e090b6d9887a7f8ef56a
MD5 hash:
efb0011b5da4e019d914f3c0ab18f002
SHA1 hash:
0be02538e44f1a12f5b61d90c94f9bd20c562813
SH256 hash:
5b7995c538081c69f52a82503ca4a0dbb26107e79ba22da2c2e455c6b071ae36
MD5 hash:
16f560d2b89f660980f70ed7992335ce
SHA1 hash:
8175e9c1970e288239b27dae9d11df232cd0af75
SH256 hash:
cde0d3400cd787fce5d1b95fa52908d64831430cc90dafddbaa79ae0d03bb3d0
MD5 hash:
06a5bc1d3143bcac174d81c5ffc09def
SHA1 hash:
650fb4549fb98ee4c7be5e03bf670241e6339cd0
SH256 hash:
7a9c31201326c2cecb33e0dca60031e981dde49d75c4042c05fc454e44fe6be5
MD5 hash:
93e4e7f41323fac7e3419f1646acd166
SHA1 hash:
62e90420fc1aa6aaf3157f6fb851f4aed181a5b6
SH256 hash:
8f0c7e3047346b8d6477ff6d4639fd6157602c7ebc840f3432b99263f1cb415c
MD5 hash:
e5b073b30db1b058298f5df032164e4d
SHA1 hash:
15d3ada4e7ac01b766615b9b66785e7e2ae9b0ca
SH256 hash:
179b98e2cb16a094755f853ae892b47948a8b6a83e7ca050d520e113ff180b2f
MD5 hash:
5cc392e63c3dc70a7c7f4df36b2e8766
SHA1 hash:
b22002653deb3a96c5254fb9eb24f2b3c631471a
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:pe_imphash
Rule name:Skystars_Malware_Imphash
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

Formbook

Executable exe 179b98e2cb16a094755f853ae892b47948a8b6a83e7ca050d520e113ff180b2f

(this sample)

  
Delivery method
Distributed via e-mail attachment

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