MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7efe680d329762b0cf9918684edc265625b6d3681ed1a7d636bf51909d197e6c. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7efe680d329762b0cf9918684edc265625b6d3681ed1a7d636bf51909d197e6c
SHA3-384 hash: 729b777040c65925c6558b28d809783dd99f02e6a5d0c403d2b6232a717ee3138e683212c79d5f0b5bc6d277bf348735
SHA1 hash: b6cf0a62df822878da174b277603d7088f94f48f
MD5 hash: 90283eec040e802b7eafabca594c21d9
humanhash: montana-shade-music-thirteen
File name:documents_0084568546754.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:529'920 bytes
First seen:2021-01-25 06:22:08 UTC
Last seen:2021-01-27 16:54:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:cxYVtLnOKM6GLsNv5B9Qdd7wzP9FbSOM:cYVZn+vKB9wezPbL
Threatray 3'619 similar samples on MalwareBazaar
TLSH FFB4F250B285C9AAE86E13F45C1AD81023B26D5EF472D20E1EDA777F69B33521163E0F
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
7
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
documents_0084568546754.exe
Verdict:
Malicious activity
Analysis date:
2021-01-25 06:23:37 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/70e1204c-ac8d-43fd-ae91-e6b99df320eb

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/114597/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.61277.22929.28935.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Enabling autorun by creating a file
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/589200
Signature
.NET source code contains potential unpacker
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
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
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 343615 Sample: documents_0084568546754.exe Startdate: 25/01/2021 Architecture: WINDOWS Score: 100 43 www.sxqfuisju.icu 2->43 45 www.avito-rf.website 2->45 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 12 other signatures 2->59 11 documents_0084568546754.exe 6 2->11         started        signatures3 process4 file5 37 C:\Users\user\AppData\...\ayeUqmeZKuV.exe, PE32 11->37 dropped 39 C:\Users\user\AppData\Local\...\tmpC6A3.tmp, XML 11->39 dropped 41 C:\Users\...\documents_0084568546754.exe.log, ASCII 11->41 dropped 63 Tries to detect virtualization through RDTSC time measurements 11->63 15 documents_0084568546754.exe 11->15         started        18 schtasks.exe 1 11->18         started        20 documents_0084568546754.exe 11->20         started        signatures6 process7 signatures8 71 Modifies the context of a thread in another process (thread injection) 15->71 73 Maps a DLL or memory area into another process 15->73 75 Sample uses process hollowing technique 15->75 77 Queues an APC in another process (thread injection) 15->77 22 explorer.exe 15->22 injected 26 conhost.exe 18->26         started        process9 dnsIp10 47 www.dveri-interior.com 185.165.123.36, 49742, 80 VARITI-ASRU Russian Federation 22->47 49 robet89.com 108.179.242.70, 49740, 49762, 80 UNIFIEDLAYER-AS-1US United States 22->49 51 22 other IPs or domains 22->51 61 System process connects to network (likely due to code injection or exploit) 22->61 28 svchost.exe 22->28         started        31 autoconv.exe 22->31         started        signatures11 process12 signatures13 65 Modifies the context of a thread in another process (thread injection) 28->65 67 Maps a DLL or memory area into another process 28->67 69 Tries to detect virtualization through RDTSC time measurements 28->69 33 cmd.exe 1 28->33         started        process14 process15 35 conhost.exe 33->35         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7efe680d329762b0cf9918684edc265625b6d3681ed1a7d636bf51909d197e6c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-25 06:23:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
15 of 46 (32.61%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=p37gqdjss5rlbt4zdbue5xbgkys3nu3id3i2pvrwx5izbhizpzwa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
180444e71cfbd639cea07e4cdc28099a444839f5ad3eb024b87dc9664fdfd5ec
Formbook
25f49539277650096e232f0d3e11788d7099d0bb7f23e87d6fcd852e3384b640
Formbook
468a5fa19b50d02ae7d842b9892e4406bc523371b64ae599517ec04a2ec5abc7
Formbook
7986c14ae93e53bf4616d1c6ccdcc6e882974fb190892d9e597d22d36622d9d8
Formbook
86879b01844ab067722fd2ca12bf5a666136348ca9a7f72a33ca42d9707e84d0
Formbook
9763034a6f6e93c907471ca361e619f5fe5ec0b3aeb301cd046bd877c62aaea7
Formbook
a21da47756a5b8a820ac633dcc6902b2ca4b9dd0861741f8f68153e5c436bda5
Formbook
b44eadaf040e35aad4ad48b005fdc9b5551bfc1f8fb2171b472d3706af133536
Formbook
bfe365fae8e14aae158de051972efe75103b705f7d8cf84061f857d79bb1993b
Formbook
c4527be43e6ad0e3eb7e8ca1bf26c120c0c5eef996716178a87bbe2b807efa57
Formbook
+ 3'609 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader ransomware rat spyware stealer trojan
Link:
https://tria.ge/reports/210125-vk6cq54362/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.mczx.net/hpg3/
Unpacked files
SH256 hash:
133218220785cce5e4db516b58683db68f3a09c9c60ab6701cc78b6463bd35d1
MD5 hash:
301ea1ad82ee60ad257aa6924b33cae9
SHA1 hash:
c4b9b50e70ecbdd640f272e4337ed93137bd6758
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/77bb86e9-e806-4a49-875f-46dc93d34bab/
Parent samples :
180444e71cfbd639cea07e4cdc28099a444839f5ad3eb024b87dc9664fdfd5ec
7efe680d329762b0cf9918684edc265625b6d3681ed1a7d636bf51909d197e6c
SH256 hash:
aaf0467a77a11d4ee7815344712568a28fd7834ce69761f916fcfad5ef9ce314
MD5 hash:
8d1888aecc299e218637067d1831e08d
SHA1 hash:
81b46f5b8fcdbb093fc21f502f2cab4a2fbe3cc8
Link:
https://www.unpac.me/results/77bb86e9-e806-4a49-875f-46dc93d34bab/
SH256 hash:
81a62a0eee465057f71abdd997c8ceb17bbf11e7632d76142a4526baf8949050
MD5 hash:
ea409c77e5d54fbaa989e35cb5b9918c
SHA1 hash:
6a757b08954489ad1d8ece058a9fc6b41c9af263
Link:
https://www.unpac.me/results/77bb86e9-e806-4a49-875f-46dc93d34bab/
SH256 hash:
7efe680d329762b0cf9918684edc265625b6d3681ed1a7d636bf51909d197e6c
MD5 hash:
90283eec040e802b7eafabca594c21d9
SHA1 hash:
b6cf0a62df822878da174b277603d7088f94f48f
Link:
https://www.unpac.me/results/77bb86e9-e806-4a49-875f-46dc93d34bab/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7efe680d329762b0cf9918684edc265625b6d3681ed1a7d636bf51909d197e6c

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

zip f052affd860df6edf2460ca568fb9a503ab7e8261da6fe0e4b0143c29e8346f2

Formbook

Executable exe 7efe680d329762b0cf9918684edc265625b6d3681ed1a7d636bf51909d197e6c

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 f052affd860df6edf2460ca568fb9a503ab7e8261da6fe0e4b0143c29e8346f2
Cape
Cape
https://www.capesandbox.com/analysis/114597/

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