MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 59be3e15ddff51758d23796f5528e93ff6c5164486bd0416ff25dc0ddc33f29c. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 59be3e15ddff51758d23796f5528e93ff6c5164486bd0416ff25dc0ddc33f29c
SHA3-384 hash: 7e4f25c6327d24f3c5e26bc0e1d806ee71b8b8a6d42f2b701ebfa63b43e16209d62468ac291189de90d53dabbfbd8c60
SHA1 hash: 66d5d70f1ba22a76ed04c9a3ce9fc979f20c40b7
MD5 hash: 2277b9f854d6236cd376707afbfc3ae5
humanhash: skylark-beer-fix-mike
File name:RFQ Specification BINIF0865.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:779'264 bytes
First seen:2020-10-21 07:00:53 UTC
Last seen:2020-10-25 21:46:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:YTvzrv1qY/ULxPuBqG6H8S9pGU3e69sBofF7TvPxZd4CTjhb9A1GKZHNYPzodrq4:YD/NqY0xPcqG6Z9pG/69sofF7rPxbTjU
Threatray 2'573 similar samples on MalwareBazaar
TLSH 95F4AD98315075AFC56BCD7799681C24AA217C6B631BC203902736EC9A3DADBDF106F3
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: mail0.naironair.xyz
Sending IP: 138.68.237.164
From: Amacon Makgoka<amacon.makgoka@hotmail.com>
Subject: Re: 回复: Request for Quotation with reference: BINIF0865
Attachment: RFQ Specification BINIF0865.rar (contains "RFQ Specification BINIF0865.exe")

Intelligence

File Origin
# of uploads :
3
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/73861/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.3682.4423.2319.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
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/505314
Signature
Binary contains a suspicious time stamp
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: 301681 Sample: RFQ Specification BINIF0865.exe Startdate: 21/10/2020 Architecture: WINDOWS Score: 100 35 www.jmconcretepros.com 2->35 37 www.missphil.com 2->37 39 jmconcretepros.com 2->39 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 6 other signatures 2->53 11 RFQ Specification BINIF0865.exe 3 2->11         started        signatures3 process4 file5 33 C:\...\RFQ Specification BINIF0865.exe.log, ASCII 11->33 dropped 63 Injects a PE file into a foreign processes 11->63 15 RFQ Specification BINIF0865.exe 11->15         started        18 RFQ Specification BINIF0865.exe 11->18         started        20 RFQ Specification BINIF0865.exe 11->20         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 22 explorer.exe 15->22 injected process9 dnsIp10 41 www.blemishedaquabots.com 154.213.48.242, 49747, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 22->41 43 www.blingsunglasses.com 154.216.110.164, 49739, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 22->43 45 11 other IPs or domains 22->45 55 System process connects to network (likely due to code injection or exploit) 22->55 26 wscript.exe 22->26         started        signatures11 process12 signatures13 57 Modifies the context of a thread in another process (thread injection) 26->57 59 Maps a DLL or memory area into another process 26->59 61 Tries to detect virtualization through RDTSC time measurements 26->61 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/59be3e15ddff51758d23796f5528e93ff6c5164486bd0416ff25dc0ddc33f29c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-20 17:15:08 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lg7d4fo575ixldjdpfxvkkhjh73mkfseq26qifx7exoa3xbt6koa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0040dd5bbff90801dacfa809df431ebbf40ea1008eebe95fbeb718433bfe71cc
Formbook
1307127d4024fc9c364c95bd94dae974ab105b088b0701843146cfe961f11205
Formbook
15d71d7a0b659fa5429a2e96d9185dad6aca0fe201dfa802b7fd0ef2b8211c76
Formbook
3cedd0eac8bec00831ed605f54d9f10fff7c0d7d1d233040ddc78e02d942d928
Formbook
6b2748e985037153ceb4efe01c3ddf259ba6d4ea07b6d1b0d6aca2d96ca97da5
Formbook
754b53cd03dcc7c3d854a9628e5d01447fd778aae73f7890b5f7527ad4bd76ea
Formbook
79fe9749c4a7e8297e056cc4f0fbed7130900cd9aa2be3a1339acde4a11ca171
Formbook
7ac0888e83ebfc1401796d95250dcfae864d1db479bd741bd44847722a03555e
Formbook
ac320ccfb00631656e4ffddeb052255a8a52bbcdfd7559f943b62fd4aada1f42
Formbook
e85ece3cee51156974c3fb8f0e2c707dae2b51b0d2db9e5fb10531d2fdd76ca6
Formbook
+ 2'563 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201021-tg9nfkv9ha/
Behaviour
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 SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.tripleacafe.com/aqu2/
Unpacked files
SH256 hash:
31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b
MD5 hash:
0aebe46040ceb011e78506d4985fe3de
SHA1 hash:
218ac1e7b14a66c604ec3042f8486bed9cd4c2c1
Link:
https://www.unpac.me/results/e6688990-34ac-45cf-a98d-2e987e281295/
SH256 hash:
c9023f2564c9a63bd2c295ebdb202dde04546ef3b23493c9695ccf6e00c156d2
MD5 hash:
9e17ac2a5260d3a3023dcbb6771c57ce
SHA1 hash:
7b0a57e68a7b72072bf4614326e2880c94ee5a0c
Link:
https://www.unpac.me/results/e6688990-34ac-45cf-a98d-2e987e281295/
SH256 hash:
1980e1eeb3061024861d0147537e79e6c2f5b6be80ac1789694dae958db1ac1f
MD5 hash:
473a47201500f76c9ee81120e8001809
SHA1 hash:
06652754dea89be53933705afc5ba3c0fada8737
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/e6688990-34ac-45cf-a98d-2e987e281295/
Parent samples :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 hash:
59be3e15ddff51758d23796f5528e93ff6c5164486bd0416ff25dc0ddc33f29c
MD5 hash:
2277b9f854d6236cd376707afbfc3ae5
SHA1 hash:
66d5d70f1ba22a76ed04c9a3ce9fc979f20c40b7
Link:
https://www.unpac.me/results/e6688990-34ac-45cf-a98d-2e987e281295/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/59be3e15ddff51758d23796f5528e93ff6c5164486bd0416ff25dc0ddc33f29c

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:win_nymaim_g0
Create hunting rule
Author:mak, msm, CERT.pl

File information

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

Malspam

Formbook

rar 3cfd5989484e77ecc72344e68c9af1467a63cff9911d78d395c3199e5cd40f61

Formbook

Executable exe 59be3e15ddff51758d23796f5528e93ff6c5164486bd0416ff25dc0ddc33f29c

(this sample)

  
Dropped by
MD5 d06f461cbf6a3d8490299f9a6866eb0f
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/73861/
  
Dropped by
SHA256 3cfd5989484e77ecc72344e68c9af1467a63cff9911d78d395c3199e5cd40f61

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