MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477. 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: 435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477
SHA3-384 hash: 583f46363e0a27a90ded3c4435e136c2abac19bfb5ef9c6e5e38eee67c87df7b4cb93c6f47c4393fa9dd8afc880534f3
SHA1 hash: 2297e049eb25fed292d9b75b387e285ae70bcf42
MD5 hash: eef97ee4b86636a0f51e037fa0367113
humanhash: green-oregon-snake-california
File name:eef97ee4b86636a0f51e037fa0367113.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'407'488 bytes
First seen:2020-12-18 07:46:37 UTC
Last seen:2020-12-18 09:59:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:2+N2iesaXg6GdK5ACnDlLknykUkySSAqcD/UQWR+ipfx3w/rzwRgGTnBszbP4Z7S:/f8WSuUkySpqzXhxAXwaGl4bP4ZEn
Threatray 3'195 similar samples on MalwareBazaar
TLSH 46557D11E7AD1704F27A9FBA85E4747086AFAD135255D82E5DD031CA81B2BCC8FD0F2A
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
138
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
eef97ee4b86636a0f51e037fa0367113.exe
Verdict:
Suspicious activity
Analysis date:
2020-12-18 07:47:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/62257d75-8330-4bea-a598-3af97f18d4d8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/108312/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.480.30684.4399.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
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/566047
Signature
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
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 332105 Sample: kqwqyoFz1C.exe Startdate: 18/12/2020 Architecture: WINDOWS Score: 100 35 www.groups-post-sales-2678493.xyz 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 4 other signatures 2->49 11 kqwqyoFz1C.exe 3 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\kqwqyoFz1C.exe.log, ASCII 11->33 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 kqwqyoFz1C.exe 11->15         started        18 kqwqyoFz1C.exe 11->18         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 20 explorer.exe 15->20 injected process9 dnsIp10 37 www.tprmt.com 154.207.58.170, 49760, 49790, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 20->37 39 198.54.117.216, 49772, 80 NAMECHEAP-NETUS United States 20->39 41 23 other IPs or domains 20->41 51 System process connects to network (likely due to code injection or exploit) 20->51 24 wlanext.exe 20->24         started        27 autoconv.exe 20->27         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 24->53 55 Maps a DLL or memory area into another process 24->55 57 Tries to detect virtualization through RDTSC time measurements 24->57 29 cmd.exe 1 24->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-12-17 07:47:53 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
17c7eb5988e11440ac66fccc2a9c8ada3ab1e7183480ddd05ee3a47b19a95f9b
Formbook
29c9884d02cba2c6ab0a72af878c9f1c2768d96b912f5847608fc040f5f98083
Formbook
2e7e018ee5838bf8450f343923ba4ce6c1282ed1b727fc4ab5cbe69b6204fca2
Formbook
641c0aa7cf4d3a8dd646a8a295e8c3f66ea01eb4bc86547c90b52390ca04c2b9
Formbook
6d923f02c2252e4a2ea98a8685fc5237354e2853791855f1a451a390dd85cbb9
Formbook
8d604d5419d217ecd6a9d5b4917e441069b433c8429323600a18b36df608f751
Formbook
b28f4495e2cda5a5fef0408701a136d820c7cf2e7a45dd101e70b31458e31530
Formbook
b475b8978e80b7cfc97d95df7e5c7b51efd86ec23d5257ec0c5aa40df7abf30a
Formbook
bc1a39fab39f372baddb7b2b12553e4c687a099d605892704daefdae5ed4995f
Formbook
f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4
Formbook
+ 3'185 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/201218-9z8czxlmr2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.switchtoambitwithmirtha.com/jskg/
Unpacked files
SH256 hash:
435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477
MD5 hash:
eef97ee4b86636a0f51e037fa0367113
SHA1 hash:
2297e049eb25fed292d9b75b387e285ae70bcf42
Link:
https://www.unpac.me/results/6fe098a7-ec42-47ed-b59c-715715535e36/
SH256 hash:
63a681a5739224e2a8d2184aee0f2672d57a99b920dbd40de6decb78b961b588
MD5 hash:
fc6398e3e937efd3ec3b835312111b12
SHA1 hash:
1df5edc9d3e24de6032d3569db24c58f79f65476
Link:
https://www.unpac.me/results/6fe098a7-ec42-47ed-b59c-715715535e36/
SH256 hash:
ac08545728d9c06bfa3fe9c9700bd6d23f15db370946c7f3196f831220f20a23
MD5 hash:
2a0dfe0201b805c96a9c2bc0f34e114a
SHA1 hash:
a757a5533887ff9b8513c34efe84e3705c699e87
Link:
https://www.unpac.me/results/6fe098a7-ec42-47ed-b59c-715715535e36/
SH256 hash:
ed520502b92f24d98310271988b469d44c748b993b75e5b091aef14e7714eef3
MD5 hash:
ae85005d37888449c7cb4cbdf7d482ec
SHA1 hash:
d6d333db3982da0a494e551fe740ac50572af865
Link:
https://www.unpac.me/results/6fe098a7-ec42-47ed-b59c-715715535e36/
SH256 hash:
df34896e3fd34706d5762504201668eac1a7696dcbf3a7c94c787a57f3b1db30
MD5 hash:
5ca8da7d7bf9f48f68e68e952eae8ae2
SHA1 hash:
9be7d8ea4d44bb2ea9f5453bf8f2d25d2f96e4d5
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6fe098a7-ec42-47ed-b59c-715715535e36/
Parent samples :
bc1a39fab39f372baddb7b2b12553e4c687a099d605892704daefdae5ed4995f
f64ecad45aae27f037e819a6adfaeebbdf0f769690a46a89a29d4f0da22b6cd4
435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477
da5e4f1f4945b3d49a38123f8c80ac861b5ab7720efec6dc194a1e6dbec0fdc2
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477

File information

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

Web download

Formbook

Executable exe 435c72e11302f932b44c88d26c8b7f9dd3f803cfe746dd508fe5ef25218c6477

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/898216/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/108312/

Comments