MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eaaac6aaed3693a3b985b49faf8af5ff9df1b1761cba58a10b5e5ce8fcc6ba81. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments
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SHA256 hash: eaaac6aaed3693a3b985b49faf8af5ff9df1b1761cba58a10b5e5ce8fcc6ba81
SHA3-384 hash: b50c6134c8b68ce1835e9ba5451071991df7b8971c84ba04a4e1e5d4fccdeb31cbd7a3c2e6972956bff2eed06073bb48
SHA1 hash: f50c787cb2583bad4f454057fb1deddad48a61b1
MD5 hash: d84f87aac35c44a6c4aeb25327a74dd0
humanhash: sink-east-white-timing
File name:New_Order.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:898'048 bytes
First seen:2022-06-15 23:18:08 UTC
Last seen:2022-06-15 23:49:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:Z+hLuyyJOdaDaO5B2Zt1OCmLRdGdkLsmx7F:ZeLuyyJOE+aB2BOCmNcdkNBF
TLSH T1441512133AA84757D59C57F9E9328CB4673A7F09A461E74D1C813ECF29327208C4ABA7
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
302
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/280392/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.34043.7033.15261.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Creating a file
Launching cmd.exe command interpreter
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
packed
Link:
https://www.filescan.io/uploads/62aa68c27046ab63f8751930/reports/8fc94e28-753b-44ba-8066-b1b42e7d4407/overview
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/52a67053-1840-459d-bcb2-00ebeb1fb332
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1014130
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 646626 Sample: New_Order.exe Startdate: 16/06/2022 Architecture: WINDOWS Score: 100 45 www.pakwingtravels.com 2->45 47 www.mmod.online 2->47 49 pakwingtravels.com 2->49 57 Multi AV Scanner detection for domain / URL 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for URL or domain 2->61 63 9 other signatures 2->63 11 New_Order.exe 7 2->11         started        signatures3 process4 file5 37 C:\Users\user\AppData\...\RHidJsplwQSij.exe, PE32 11->37 dropped 39 C:\...\RHidJsplwQSij.exe:Zone.Identifier, ASCII 11->39 dropped 41 C:\Users\user\AppData\Local\...\tmp6AD0.tmp, XML 11->41 dropped 43 C:\Users\user\AppData\...43ew_Order.exe.log, ASCII 11->43 dropped 69 Uses schtasks.exe or at.exe to add and modify task schedules 11->69 71 Adds a directory exclusion to Windows Defender 11->71 73 Tries to detect virtualization through RDTSC time measurements 11->73 15 New_Order.exe 11->15         started        18 powershell.exe 25 11->18         started        20 schtasks.exe 1 11->20         started        signatures6 process7 signatures8 81 Modifies the context of a thread in another process (thread injection) 15->81 83 Maps a DLL or memory area into another process 15->83 85 Sample uses process hollowing technique 15->85 87 Queues an APC in another process (thread injection) 15->87 22 explorer.exe 15->22 injected 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        process9 dnsIp10 51 deliver-rapids.xyz 198.54.116.160, 49765, 80 NAMECHEAP-NETUS United States 22->51 53 www.afjkh15.com 20.239.137.39, 49817, 80 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 22->53 55 www.deliver-rapids.xyz 22->55 65 System process connects to network (likely due to code injection or exploit) 22->65 67 Performs DNS queries to domains with low reputation 22->67 30 cmstp.exe 22->30         started        signatures11 process12 signatures13 75 Modifies the context of a thread in another process (thread injection) 30->75 77 Maps a DLL or memory area into another process 30->77 79 Tries to detect virtualization through RDTSC time measurements 30->79 33 cmd.exe 1 30->33         started        process14 process15 35 conhost.exe 33->35         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/eaaac6aaed3693a3b985b49faf8af5ff9df1b1761cba58a10b5e5ce8fcc6ba81/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-06-15 23:19:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
13 of 40 (32.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5kvmnkxng2j2homfwsp27cxv76o7dmlwds5friillzoor7ggxkaq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:b0e7 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220615-3atcdagfa7/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
5eed568a6a9a014593d5bff25cf1e027aac3e319f2e2f03056a9a3f46dcf23e5
MD5 hash:
aaf52936d86d011a32da1aa8a9e50ca8
SHA1 hash:
99a9328f98daed800c0fd55f25013294b27a5434
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/52a59321-deb4-4147-bbf1-c5768d4ab890/
Parent samples :
eaaac6aaed3693a3b985b49faf8af5ff9df1b1761cba58a10b5e5ce8fcc6ba81
3c32f970eff96cb882dd705933628e2eeac0cb0a474ab0d34efafbbf750d219c
SH256 hash:
5e95b92999dc337f367d2c8e91e68daadbcdfc537d2d11fa2612ce68a58e8d04
MD5 hash:
e3df2dd40f0ce5dcd593a52653983ca4
SHA1 hash:
d7d895a35867dc41c8a03ab5ec3aa4e38e1a08a3
Link:
https://www.unpac.me/results/52a59321-deb4-4147-bbf1-c5768d4ab890/
SH256 hash:
7eb698b4311ec33514d05425ea7b1e979b834eadc4f4d7f01a5c59b66a568a5d
MD5 hash:
c05d58db9455714f04b17426f76bfea5
SHA1 hash:
20de1eb9ba25900f3e45a8b680c9baecbd99d8c3
Link:
https://www.unpac.me/results/52a59321-deb4-4147-bbf1-c5768d4ab890/
SH256 hash:
15036ac1b6a1a53cc4339abec06a457d38c30f83b2472ba43c5376de73bed9de
MD5 hash:
12e1b84a62443fd32857653896985857
SHA1 hash:
15ba1c3b8f2ecfe60903c8f61e301f8bab932f3f
Link:
https://www.unpac.me/results/52a59321-deb4-4147-bbf1-c5768d4ab890/
SH256 hash:
eaaac6aaed3693a3b985b49faf8af5ff9df1b1761cba58a10b5e5ce8fcc6ba81
MD5 hash:
d84f87aac35c44a6c4aeb25327a74dd0
SHA1 hash:
f50c787cb2583bad4f454057fb1deddad48a61b1
Link:
https://www.unpac.me/results/52a59321-deb4-4147-bbf1-c5768d4ab890/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/eaaac6aaed36/report/overview.html
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/eaaac6aaed3693a3b985b49faf8af5ff9df1b1761cba58a10b5e5ce8fcc6ba81

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:exploit_any_poppopret
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Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe eaaac6aaed3693a3b985b49faf8af5ff9df1b1761cba58a10b5e5ce8fcc6ba81

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/280392/

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