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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91697cd8a51a4ae62a60c66519eabd0a4f5160fa409fa1f6837f40c448eccc05. 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: 5


Intelligence 5 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91697cd8a51a4ae62a60c66519eabd0a4f5160fa409fa1f6837f40c448eccc05
SHA3-384 hash: b5d8e5e20568ca3c211980d5aa712ddf366a9b182fcecd98657ed5e3a39d3d73a704a45948ab774c95b2b00881f0f61e
SHA1 hash: 42d52ff0567f72dcea97f81f04a06b75791c58f8
MD5 hash: 7228a87cd4f63cd1ef067a49f01d8f8e
humanhash: freddie-pasta-aspen-beryllium
File name:invoice.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:264'192 bytes
First seen:2020-06-08 06:57:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 67ba77d7d1837503c273a3bdea8991f6 (6 x FormBook)
ssdeep 6144:NIJW2vjzl8nx5lSnynK/90H4Bj737CD2mGkPT6TItms:NQrzRnynWL7sGqeT
Threatray 4'830 similar samples on MalwareBazaar
TLSH 1444D0127B7480B2D1BF2A385D529956AD3772E365AEC4E2734C0254CB5CEB08C662FF
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: postalgaspetenergy.net
Sending IP: 139.28.38.208
From: Jane Kim <info@nanohelix.org.net>
Subject: 재 : μ§€λΆˆ
Attachment: Invoice001.img (contains "invoice.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Downloader.Aiis-6803892-0
Create hunting rule

Gathering data
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2020-06-08 00:34:36 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sfuxzwffdjfomktayzsrt2v5bjhvcyh2icp2d5udp5amishmzqcq._file
Verdict:
malicious
Label(s):
trickbot
Create hunting rule
emotet
Create hunting rule
Similar samples:
00983a8176276beea115d21fef7919c49b29b96d78dbc2151cc04cc7d8c95b35
FormBook
0d271903774ae9467d80cad6fcaec4d2ea4653b8eb4c28e0a1c7dbe0849ccd01
FormBook
7fcf92c7dcd71c8dd4d0b073877afb90075305390ccf6e3a50ca598211e0469f
FormBook
a4fb872505b79e9ecf7b8f1a2c4081e2e31edee3b4c5f30748fdfb0973ae21c6
FormBook
a6009a6b0724811f3bb71fc6f0c6b3b1aad71448948175949c7eb8af82034e91
FormBook
b24a5df4c63722afbed1e3807b18fcc065008ec3431de146dbf3657dffa00893
FormBook
b3b093d992d26b0d21a61a778598abd5dd87649a89f724c2798f60f9dc19de1a
FormBook
b7080e861acf13e24b0f995a17697390e262fd128de58e12e99074531ab3963d
FormBook
c7949573443efdf9faf7bdd96422dd515bc3576d8fce3091776333047524d1a2
FormBook
df745e4434b953ab404e59ef73608a9f3148fa7d629a28b7401c295efdf618b6
FormBook
+ 4'820 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/201109-42rgxyz4e6/
Behaviour
Modifies Internet Explorer settings
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
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Reads user/profile data of web browsers
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.covpsychiz.info/ta/
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

img 66d8149f2c6f2d606703fedf6a54a02e47cec6107ddffdb2abb82a9d467a7c8c

FormBook

Executable exe 91697cd8a51a4ae62a60c66519eabd0a4f5160fa409fa1f6837f40c448eccc05

(this sample)

  
Dropped by
MD5 0faa76e12234c8c96ac9aec645b0d316
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 66d8149f2c6f2d606703fedf6a54a02e47cec6107ddffdb2abb82a9d467a7c8c

Comments