MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74ba567fadf80160af985b3da457bd75db7cd2f94fd2a224aff945fd48a70660. 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 2 File information Comments
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SHA256 hash: 74ba567fadf80160af985b3da457bd75db7cd2f94fd2a224aff945fd48a70660
SHA3-384 hash: b8c7e03ae914fa4dd64569b988f9ae8dbe36df96a76c7adf961534859d4bff593064ddb99833faa821037ce739a1dc02
SHA1 hash: df76050c6e23dd22db856cddd5f25de5915a94d2
MD5 hash: d76ca513ec114fa3b5a8fda929f8dd8a
humanhash: stairway-jig-nebraska-island
File name:j7a.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:872'960 bytes
First seen:2022-06-08 15:05:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:e0KMaKzPdNa/rk7ZacJDTU372iNd9qsuJcGKes/ola8tn9sVjg8nYw11B2SWY55l:e0/pVNerIMb371npNJolaiWdJ1B2gZ
TLSH T1DF05D0407707EC7EF0290E3768A084046760561E86ABE72B76CD36DD685F3CB1AF2A57
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 James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
288
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
swift copy.xlsx
Verdict:
Malicious activity
Analysis date:
2022-06-08 07:14:11 UTC
Tags:
encrypted exploit CVE-2017-11882 loader formbook trojan stealer
Link:
https://app.any.run/tasks/661303f9-48d3-4c6c-bbe1-b2098fb55d19

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/277826/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
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SecuriteInfo.com.Trojan.PackedNET.1364.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe fareit formbook obfuscated packed redline replace.exe wacatac
Link:
https://www.filescan.io/uploads/62a0bae2a2b1fc9744d6d9c9/reports/322a4059-a13d-4d17-b210-6ee51a7ce355/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dc7cf00d-6960-41df-bf14-5b15427541e5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1009252
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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
Self deletion via cmd or bat file
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 641751 Sample: j7a.exe Startdate: 08/06/2022 Architecture: WINDOWS Score: 100 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus detection for URL or domain 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 6 other signatures 2->38 10 j7a.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\j7a.exe.log, ASCII 10->28 dropped 50 Tries to detect virtualization through RDTSC time measurements 10->50 14 j7a.exe 10->14         started        signatures5 process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 14->52 54 Maps a DLL or memory area into another process 14->54 56 Sample uses process hollowing technique 14->56 58 Queues an APC in another process (thread injection) 14->58 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.azteknj.com 17->30 40 System process connects to network (likely due to code injection or exploit) 17->40 21 svchost.exe 17->21         started        signatures10 process11 signatures12 42 Self deletion via cmd or bat file 21->42 44 Modifies the context of a thread in another process (thread injection) 21->44 46 Maps a DLL or memory area into another process 21->46 48 Tries to detect virtualization through RDTSC time measurements 21->48 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/74ba567fadf80160af985b3da457bd75db7cd2f94fd2a224aff945fd48a70660/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-06-07 20:35:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
35
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=os5fm75n7aawbl4ylm62iv55oxnxzuxzj7jkejfp7fc72sfhazqa._file
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:ns36 rat spyware stealer trojan
Link:
https://tria.ge/reports/220608-sgp87acfgq/
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
Unpacked files
SH256 hash:
77fcdc98275be3899697a2d81336939ab009af88e52459bed791d9c15e510cad
MD5 hash:
857bbffa4a3a9aeddd9e03953cd88260
SHA1 hash:
0fe65251cbc73acfeddc4f57db92bd835c39fb8b
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/ca095fbe-d27d-470d-8c98-214a70a0b23a/
Parent samples :
5616e1cbc30858dd5157bc181cfebaf939f5c30610f4c32b4f778713e969e473
15864c219b9aeaeac0fd6f49f585be11b3472232fa337da62fc8dd79bdd41c74
74ba567fadf80160af985b3da457bd75db7cd2f94fd2a224aff945fd48a70660
SH256 hash:
fe78017f2153de0c5ca645c4255899ab044502fe5c77d5c04ced635d9fe981d9
MD5 hash:
ab47b292d4d39311539a0b97e6661f4f
SHA1 hash:
54cd9efbebe4f41b23e6f24fffac0da8f72d921b
Link:
https://www.unpac.me/results/ca095fbe-d27d-470d-8c98-214a70a0b23a/
SH256 hash:
08f410aa4a774c478363c56130aff88c178763063f50b015a533e1d9a594c9db
MD5 hash:
e73f18d528f5570e49db8125db04a708
SHA1 hash:
547cd5bf209f71123f0074dc5249811ef7fd9603
Link:
https://www.unpac.me/results/ca095fbe-d27d-470d-8c98-214a70a0b23a/
SH256 hash:
94a17de2a06e295aba445ee6d10a6416d5375af53475bab7426175f4d1ad047a
MD5 hash:
5fd42f3c392aa3b2fbcc45c32395b968
SHA1 hash:
020ab3d3e2607042e86b0e01a3c1631fe0e2def3
Link:
https://www.unpac.me/results/ca095fbe-d27d-470d-8c98-214a70a0b23a/
SH256 hash:
74ba567fadf80160af985b3da457bd75db7cd2f94fd2a224aff945fd48a70660
MD5 hash:
d76ca513ec114fa3b5a8fda929f8dd8a
SHA1 hash:
df76050c6e23dd22db856cddd5f25de5915a94d2
Link:
https://www.unpac.me/results/ca095fbe-d27d-470d-8c98-214a70a0b23a/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/74ba567fadf8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/74ba567fadf80160af985b3da457bd75db7cd2f94fd2a224aff945fd48a70660

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:pe_imphash
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Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/277826/
  
URLhaus
https://urlhaus.abuse.ch/url/2230025/

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