MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d803e44c98cd23b971f692182f8d1d508fe82fb0fd6b681e7896c552d88411a. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7d803e44c98cd23b971f692182f8d1d508fe82fb0fd6b681e7896c552d88411a
SHA3-384 hash: 5f3a811ef2d6c43e331a0e547d5cc708d4980e2702f23f4bf4145c7e1f9d4b348308b1a3022465fc37e00a8481a6f409
SHA1 hash: a8b93fd7ef556b4586aab7f524e2bfa27be98dcd
MD5 hash: 63f46a184f61c0f7a8085b2c96415909
humanhash: comet-sad-idaho-oven
File name:RFQ_OB Jiefeng E&E Co Ltd.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:228'756 bytes
First seen:2021-03-02 07:47:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6e7f9a29f2c85394521a08b9f31f6275 (277 x GuLoader, 44 x RemcosRAT, 39 x VIPKeylogger)
ssdeep 6144:5T4Dt+yxkNcCbuD7yTSH6MMkV1MJH6Rh8C2e+HExJ:5TDyCNcCKD06Rdfcm3lxxJ
Threatray 4'031 similar samples on MalwareBazaar
TLSH 40240250E230D837E3B243329628ABB75FFAD2255554AF4B43C07C593DA26C6EE1E352
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: mail.suministroscarmelo.com
Sending IP: 146.255.103.156
From: Zhangjiagang Haifeng Elevator Guide Rail Co.,Ltd.  <jiefeng001@elevator.hk>
Subject: O/B Jiefeng E&E Co.,Ltd_ Inquiry
Attachment: RFQ_OB Jiefeng EE Co Ltd.iso (contains "RFQ_OB Jiefeng E&E Co Ltd.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
119
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ_OB Jiefeng E&E Co Ltd.exe
Verdict:
Malicious activity
Analysis date:
2021-03-02 08:12:47 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/d056eb51-aac3-4039-af04-eb6d79e9857a

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/120833/
Detection(s):
SecuriteInfo.com.Variant.Jaik.44300.30809.18188.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
DNS request
Sending an HTTP GET request
Connection attempt
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/623401
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
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 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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 360690 Sample: RFQ_OB Jiefeng E&E Co Ltd.exe Startdate: 02/03/2021 Architecture: WINDOWS Score: 100 33 www.xiaotiantian.cool 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 8 other signatures 2->47 11 RFQ_OB Jiefeng E&E Co Ltd.exe 11 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\ntsgcmfqtgq.dll, PE32 11->31 dropped 57 Maps a DLL or memory area into another process 11->57 15 RFQ_OB Jiefeng E&E Co Ltd.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 15->18 injected process9 dnsIp10 35 erychist.com 192.254.236.203, 49736, 80 UNIFIEDLAYER-AS-1US United States 18->35 37 www.ecynthia.com 154.93.116.148, 49740, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 18->37 39 15 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 systray.exe 18->22         started        25 autofmt.exe 18->25         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7d803e44c98cd23b971f692182f8d1d508fe82fb0fd6b681e7896c552d88411a/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-03-02 07:48:09 UTC
AV detection:
17 of 47 (36.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pwad4rgjrtjdxfy7neqyf6gr2uep5ax3b7llnaphrfwfklmiiena._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
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Formbook
de7e8ed0bd9ad8231adb43f89717a72375e29c9360e2b78bbc918992093bc217
Formbook
+ 4'021 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210302-pgvebcdpz6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.suzukisanjapanese.com/vxwp/
Unpacked files
SH256 hash:
b34fb342f21d690aac024b6f48a597e78d15791ef480ac55159cd585d0f64af7
MD5 hash:
0a9fb96a7579b685ec36b17fc354e6a3
SHA1 hash:
355754104dd47d5fcf8918dee0dc2e2ee53390a6
Link:
https://www.unpac.me/results/3ba8b351-503b-45a4-a6e8-fa8469fb47ad/
SH256 hash:
4f1e9e46ee7613f16ac3c521bc573c74a266e571fa17aabd028e9b6281c7fc38
MD5 hash:
cabc0810687389a1e7a194ff05568277
SHA1 hash:
2f5839bf006811d6c1c3d074ebc541170b2a72a5
Link:
https://www.unpac.me/results/3ba8b351-503b-45a4-a6e8-fa8469fb47ad/
SH256 hash:
7d803e44c98cd23b971f692182f8d1d508fe82fb0fd6b681e7896c552d88411a
MD5 hash:
63f46a184f61c0f7a8085b2c96415909
SHA1 hash:
a8b93fd7ef556b4586aab7f524e2bfa27be98dcd
Link:
https://www.unpac.me/results/3ba8b351-503b-45a4-a6e8-fa8469fb47ad/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/7d803e44c98cd23b971f692182f8d1d508fe82fb0fd6b681e7896c552d88411a

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Malspam

Formbook

iso 69052957503016194c8dad542e3b03a96b7ffbbe11a7cff3abd7f68bbe5e0f54

Formbook

Executable exe 7d803e44c98cd23b971f692182f8d1d508fe82fb0fd6b681e7896c552d88411a

(this sample)

  
Dropped by
MD5 94531622d1ea002ec99654ca5fdfbcfb
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/120833/
  
Dropped by
SHA256 69052957503016194c8dad542e3b03a96b7ffbbe11a7cff3abd7f68bbe5e0f54

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