MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 adc10139a3870919bf60c4345f1e9d09eec3c590a434e761c55ff3da112e9a68. 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: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: adc10139a3870919bf60c4345f1e9d09eec3c590a434e761c55ff3da112e9a68
SHA3-384 hash: 2aea257242029bf25303062f6e42ab0b006ab1fbab259051f879ed39d475b5edd42e5b62085b50f7ebb4ff0d7bb0d887
SHA1 hash: 95332a045f2e869e01f1adcffd529b7c4a6980c8
MD5 hash: 59f1d68e7d7425a82b9fe1a3ff2dd295
humanhash: hydrogen-wyoming-jupiter-low
File name:invoice.exe
Download: download sample
Signature Formbook
File size:553'472 bytes
First seen:2021-01-18 09:43:13 UTC
Last seen:2021-01-18 11:16:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3f85ebb67bac58f72de974a91d40889a (5 x Formbook, 3 x RemcosRAT, 2 x AgentTesla)
ssdeep 12288:F8WvAMYGY5RFNBeU7vgTOzgdCe84OT5qHg4KwT4s3:F8W4T17vgKz0FsAA4KwEY
Threatray 3'500 similar samples on MalwareBazaar
TLSH 7BC4AE21B880C032C173253549B9E2F2097EA5305F655ACFABC819B95FB41D26B3A77F
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: alnassar.com.sa
Sending IP: 162.244.93.110
From: AKBAR AGUNG <umar@amb-indonesia.co.id>
Reply-To: umar@amb-indonesia.co.id
Subject: Re: pertanyaan pesanan#18/01/2021
Attachment: pertanyaan pesanan 2.rar (contains "invoice.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
153
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
invoice.exe
Verdict:
Malicious activity
Analysis date:
2021-01-18 09:56:18 UTC
Tags:
trojan formbook stealer

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

Behaviour
Sending a UDP request
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser 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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 340863 Sample: invoice.exe Startdate: 18/01/2021 Architecture: WINDOWS Score: 100 36 www.palmbeachdialysiscenter.com 2->36 38 palmbeachdialysiscenter.com 2->38 40 www.matodentro.com 2->40 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 4 other signatures 2->50 11 invoice.exe 2->11         started        signatures3 process4 signatures5 58 Maps a DLL or memory area into another process 11->58 60 Tries to detect virtualization through RDTSC time measurements 11->60 14 invoice.exe 11->14         started        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 Queues an APC in another process (thread injection) 14->68 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.whatisasap.com 91.195.241.137, 49738, 80 SEDO-ASDE Germany 17->30 32 palmbeachdialysiscenter.com 34.102.136.180, 49743, 49754, 49755 GOOGLEUS United States 17->32 34 9 other IPs or domains 17->34 42 System process connects to network (likely due to code injection or exploit) 17->42 21 mstsc.exe 17->21         started        24 autochk.exe 17->24         started        signatures10 process11 signatures12 52 Modifies the context of a thread in another process (thread injection) 21->52 54 Maps a DLL or memory area into another process 21->54 56 Tries to detect virtualization through RDTSC time measurements 21->56 26 cmd.exe 1 21->26         started        process13 process14 28 conhost.exe 26->28         started       
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2021-01-18 09:44:07 UTC
AV detection:
15 of 44 (34.09%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
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 UnmapMainImage
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.berkeleyreese.com/tabo/
Unpacked files
SH256 hash:
adc10139a3870919bf60c4345f1e9d09eec3c590a434e761c55ff3da112e9a68
MD5 hash:
59f1d68e7d7425a82b9fe1a3ff2dd295
SHA1 hash:
95332a045f2e869e01f1adcffd529b7c4a6980c8
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

Formbook

Executable exe adc10139a3870919bf60c4345f1e9d09eec3c590a434e761c55ff3da112e9a68

(this sample)

  
Delivery method
Distributed via e-mail attachment

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