MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d
SHA3-384 hash: 8892a7626f45bfc1777d22d4c9cfbfe358fc22ef73400d0c25b1db3439d8a0cb9aa65583ddf07b255ff938c1c726e4b7
SHA1 hash: ee68397cb693e7c552b8e6cd65fac451991bb55e
MD5 hash: 4eb1afc7742e0eb94a2d6368cf5b3476
humanhash: washington-whiskey-oscar-bulldog
File name:SwiftHKN0125.Scan.pdf..exe
Download: download sample
Signature Formbook
Create hunting rule
File size:843'264 bytes
First seen:2020-10-08 12:25:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:cF2MpR1vE1ce5mhJF3TTiGoo50clt2kuqUMa8CNF4EAbGDY6lRRY+RbmS4FPAk+a:c8k1MMFfL5okuq082obGfljLH4oSN
Threatray 2'415 similar samples on MalwareBazaar
TLSH 7505C0292B85D75FC22D4F7A841748209BE0D9739307F3CB7ED669E8486E7D98E20253
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: totyhai
Sending IP: 45.127.62.2
From: Paz Edgar <eileen@joyceswift.gq>
Subject: RE:RE:RE:Balance Payment
Attachment: SwiftHKN0125.Scan.pdf.rar (contains "SwiftHKN0125.Scan.pdf..exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/69205/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
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/485341
Signature
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 signatures2 2 Behavior Graph ID: 295128 Sample: SwiftHKN0125.Scan.pdf..exe Startdate: 08/10/2020 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 6 other signatures 2->44 10 SwiftHKN0125.Scan.pdf..exe 3 2->10         started        process3 file4 30 C:\Users\...\SwiftHKN0125.Scan.pdf..exe.log, ASCII 10->30 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 14 SwiftHKN0125.Scan.pdf..exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 32 darkatnightgame.com 34.102.136.180, 49736, 80 GOOGLEUS United States 17->32 34 midifitcamp.com 184.168.131.241, 49737, 80 AS-26496-GO-DADDY-COM-LLCUS United States 17->34 36 3 other IPs or domains 17->36 46 System process connects to network (likely due to code injection or exploit) 17->46 21 cmmon32.exe 17->21         started        24 autochk.exe 17->24         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 26 cmd.exe 1 21->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-08 11:45:16 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7qgzsdxxlc3y723fboj4oynt6d7f3krq2h54y55eetvmjhfizrgq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
07528f3c583c546d2b444b091c3ede380c6427ed0691b95294c7e32dd35560ab
Formbook
0d5af6ad459d48db0b27ab6ab4584191097bfc33c4f2475ce1b3a66e523e2bef
Formbook
1a4afa3e1d1087c27e7d4c724a87611f7ed901dffb86943ef05d1015614b0e32
Formbook
5c0c2689256894521ac0012bc464ad7e0d93c25c60b9df3dfe26b35d85d1713a
Formbook
63d643f5f17f5e621ef22e4c05a5d92c519376d0043c0958284d34ae206c0161
Formbook
a6fd278a82dad870444a8d93e3c05accdfaef779460c2f3777d9ef2441620a41
Formbook
c65fe5438e02a697fa15a0c17e76885ffb3a22eb92d47359f0519196d8b9c104
Formbook
d7d1d6057e7e731b75e1ba9579ccfe717334cc7b4f59324af1a0aa179db22e68
Formbook
da111408d9dccb99b2c429d535ca55f6e970d911da4c24553e75d02fe9c00489
Formbook
fd9f113a78e94fc975ba4e5e940c91395e63b5ea904e7690fbad9f569b6da1b8
Formbook
+ 2'405 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/201008-4tj4v18w6a/
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.darkatnightgame.com/fgn/
Unpacked files
SH256 hash:
fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d
MD5 hash:
4eb1afc7742e0eb94a2d6368cf5b3476
SHA1 hash:
ee68397cb693e7c552b8e6cd65fac451991bb55e
Link:
https://www.unpac.me/results/514f6000-7c48-41e9-a832-0a9ebdc98e5b/
SH256 hash:
13b24d3a09d099dabe41cd6cd71607a77e14640b1e9b4ed2d60f6c012f191c43
MD5 hash:
109cedae3c384a1913107f1efad2b7c8
SHA1 hash:
1f7f35b0ed85fa12bb839cbce698e59a30813420
Link:
https://www.unpac.me/results/514f6000-7c48-41e9-a832-0a9ebdc98e5b/
SH256 hash:
6fa67d16ce1425883efefa8e8c892583a8b6a43a3250567722c4c0aedaa78e90
MD5 hash:
f1044bc431f06826c6659f51625785b6
SHA1 hash:
a5bd468a0c11c9535b3ecba4276820644deb6031
Link:
https://www.unpac.me/results/514f6000-7c48-41e9-a832-0a9ebdc98e5b/
SH256 hash:
5285556c09dfd38826379db979fc888c500fc2a961f8e021687f2742207b0fdb
MD5 hash:
7128f991b8c24109797ce25acc084163
SHA1 hash:
f744c0c138a418eecfa076623829123f06482090
Link:
https://www.unpac.me/results/514f6000-7c48-41e9-a832-0a9ebdc98e5b/
SH256 hash:
ea40b4c489ae8a15845588abdfc86ac773e0fd414f8776a47c247a075d14ee04
MD5 hash:
ede37755372a928134c272aaff0d5773
SHA1 hash:
bb20b39a34e4a4d63d31c39cc158f0c9b1fdf5eb
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/514f6000-7c48-41e9-a832-0a9ebdc98e5b/
Parent samples :
f9b5791e5556abf20bf540734de904ea4a0508005071f43531a1347f7fdcce08
fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d
c61d5fa6c2a4f421767a7c793da96a0e8e88d482e078ef994f0a50bac73464f0
ab8c3b31b7abfcd76554ac8640d5781860ba99d878fb128ed313c64eeef6e39d
4ffeba70e305d0d745d9a60fb8a78cc3f161c3fe4a7373c2303be8f095426abd
cc0807a29f920ca94099399975ae3d52b741d6f1387ea3fb26c44b1bc22cd95c
aa7140aa9e404fcab5e45ba552de89669da4446c6a3474f307def1a75a3d37e0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d

File information

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

Malspam

Formbook

rar 9175166777d6bd9888aceccdfdd67458efeb3e9e44e6ec9f6c56f3d8a2f54a63

Formbook

Executable exe fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d

(this sample)

  
Dropped by
MD5 1c3e67a591d519d0ff9a88c082e52943
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/69205/
  
Dropped by
SHA256 9175166777d6bd9888aceccdfdd67458efeb3e9e44e6ec9f6c56f3d8a2f54a63

Comments