MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c79c943ee3380a0bbce2f3665c40ae1e46b0ca42effde611924b3d51d7b625be. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c79c943ee3380a0bbce2f3665c40ae1e46b0ca42effde611924b3d51d7b625be
SHA3-384 hash: 553aed358ea021ca0239dfe932951da439d891827b53743f476ffb30b6e67dd9483df449dd6ce5ebd25e8ccd248403ca
SHA1 hash: eb1fb16fc427e31a4ff9e9366790a589aff60488
MD5 hash: d4aa2c60930c58871042259f3eca141c
humanhash: comet-island-nine-freddie
File name:New Vendor - Setup Form.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:324'608 bytes
First seen:2020-12-17 18:10:51 UTC
Last seen:2020-12-17 19:42:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 6144:ld2eJK3GPuSeFo4yrc8XSWMqCYo/0jCRs48cOn:l0eJK3uuSml8XmqC2ET6
Threatray 5'301 similar samples on MalwareBazaar
TLSH 626412809B5C67A7D1EF26FBE9D271919361E22E07C3DBDFACD042691601BE448C2E17
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
187
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
New Vendor - Setup Form.exe
Verdict:
Suspicious activity
Analysis date:
2020-12-17 18:13:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4e5272be-41e7-4d10-856e-b25a7034515e

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/108387/
Detection(s):
Porcupine.MSIL.Kryptik.HNX.98993.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Unauthorized injection to a system process
Result
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/565647
Signature
.NET source code contains potential unpacker
Allocates many large memory junks
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 331910 Sample: New Vendor - Setup Form.exe Startdate: 17/12/2020 Architecture: WINDOWS Score: 100 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus / Scanner detection for submitted sample 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 4 other signatures 2->44 10 New Vendor - Setup Form.exe 5 2->10         started        process3 file4 30 C:\Users\...30ew Vendor - Setup Form.exe.log, ASCII 10->30 dropped 54 Writes to foreign memory regions 10->54 56 Allocates memory in foreign processes 10->56 58 Sample uses process hollowing technique 10->58 60 3 other signatures 10->60 14 vbc.exe 10->14         started        17 WerFault.exe 20 9 10->17         started        signatures5 process6 signatures7 62 Modifies the context of a thread in another process (thread injection) 14->62 64 Maps a DLL or memory area into another process 14->64 66 Sample uses process hollowing technique 14->66 68 2 other signatures 14->68 19 explorer.exe 14->19 injected process8 dnsIp9 32 www.alodolu.com 156.241.53.23, 49783, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 19->32 34 popuplomi.com 50.97.186.163, 49757, 80 SOFTLAYERUS United States 19->34 36 23 other IPs or domains 19->36 46 System process connects to network (likely due to code injection or exploit) 19->46 23 raserver.exe 19->23         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 23->48 50 Maps a DLL or memory area into another process 23->50 52 Tries to detect virtualization through RDTSC time measurements 23->52 26 cmd.exe 1 23->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c79c943ee3380a0bbce2f3665c40ae1e46b0ca42effde611924b3d51d7b625be/
Threat name:
ByteCode-MSIL.Trojan.Heracles
Create hunting rule
Status:
Malicious
First seen:
2020-12-16 02:20:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=y6ojipxdhafaxphc6ntfyqfodzdlbssc5766memsjm6vdv5wew7a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
17c7eb5988e11440ac66fccc2a9c8ada3ab1e7183480ddd05ee3a47b19a95f9b
Formbook
2e7e018ee5838bf8450f343923ba4ce6c1282ed1b727fc4ab5cbe69b6204fca2
Formbook
63cdf6732c057eee9626cae35b73e53dbc35b1c7231c573e8c672372074ac926
Formbook
6d923f02c2252e4a2ea98a8685fc5237354e2853791855f1a451a390dd85cbb9
Formbook
8d604d5419d217ecd6a9d5b4917e441069b433c8429323600a18b36df608f751
Formbook
b28f4495e2cda5a5fef0408701a136d820c7cf2e7a45dd101e70b31458e31530
Formbook
b2f4176efc7fb22a1958f63af6f3029b8d4fdbecb98625828822d471a6a137b4
Formbook
bc1a39fab39f372baddb7b2b12553e4c687a099d605892704daefdae5ed4995f
Formbook
e973f018b330b3afa0ce25d89e8e5eece3d187309e27265718cd333c28332c0b
Formbook
f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4
Formbook
+ 5'291 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/201217-j6hcv6xsba/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Drops file in Windows directory
Suspicious use of SetThreadContext
Drops desktop.ini file(s)
Uses the VBS compiler for execution
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.fhmaluxury.com/rerx/
Unpacked files
SH256 hash:
c79c943ee3380a0bbce2f3665c40ae1e46b0ca42effde611924b3d51d7b625be
MD5 hash:
d4aa2c60930c58871042259f3eca141c
SHA1 hash:
eb1fb16fc427e31a4ff9e9366790a589aff60488
Link:
https://www.unpac.me/results/f0e175d8-ebbf-4c64-8600-a31ee7d4d5a7/
SH256 hash:
b370157c26f1562049c818963b75cc9d46157dcbb6134ef307b9bcce65678ec6
MD5 hash:
fade8ade1cc80bcadc6ecf0f95ca4539
SHA1 hash:
005c1022b9400cd52666a4afb7037c1c6a4e9a56
Link:
https://www.unpac.me/results/f0e175d8-ebbf-4c64-8600-a31ee7d4d5a7/
SH256 hash:
6d756570e3d5745a0c5c3b660294765031ccbb4fbefdbc939637b400f10c5cb6
MD5 hash:
05a74ff69e90747b2a70ca35e3946f83
SHA1 hash:
d607ddf33ccd0b3ce709b3d4d80722b9c8fec33d
Link:
https://www.unpac.me/results/f0e175d8-ebbf-4c64-8600-a31ee7d4d5a7/
SH256 hash:
d3e099f04a35445338e403bf8bf4cd2ff17fd30eabd355cb7d9e03762c198e9b
MD5 hash:
0e3da18d77255074e40d41b764b06cb1
SHA1 hash:
aab3a6665f09003f9fa4c6c8bb4bf3967ed8bf34
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f0e175d8-ebbf-4c64-8600-a31ee7d4d5a7/
Parent samples :
b2f4176efc7fb22a1958f63af6f3029b8d4fdbecb98625828822d471a6a137b4
c79c943ee3380a0bbce2f3665c40ae1e46b0ca42effde611924b3d51d7b625be
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/c79c943ee3380a0bbce2f3665c40ae1e46b0ca42effde611924b3d51d7b625be

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/108387/

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