MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04485275963ca6154767437248125ec169e808006463f79f737d325aeee8d3a6. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04485275963ca6154767437248125ec169e808006463f79f737d325aeee8d3a6
SHA3-384 hash: ada81d6bc71ed780dcf0b0ef7581fa14a370c9f38530481bb10ed88650cacb845a07715967eec2bce82d373a041fa180
SHA1 hash: 1a885369fcd806abb1ddb78a12fb1f6c20d30331
MD5 hash: 12df41bbb58bb99ad3df727681b0750e
humanhash: king-steak-undress-beryllium
File name:CTM Copy_xlsx.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:269'374 bytes
First seen:2022-05-20 17:59:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:aNeZwp+BeU153NEYOyldTMSAKTUevYviEt:aNL8p3k8MSAWYKEt
TLSH T1E84412402F64C053D48A3F3128355A76BABCBD1AED55B74B3B083A25BB32B4D56DE321
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 015c3eae8ede1c21 (15 x Formbook, 1 x Loki)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
300
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
CTM Copy_xlsx.exe
Verdict:
Malicious activity
Analysis date:
2022-05-20 18:48:49 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/b5414b76-c1fe-463b-8040-936eb2cac4de

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/273132/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/19279/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe formbook lokibot overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6287d7236bd27afab46358b7/reports/34adcf92-4f2c-48ed-9668-58261cb070e2/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/8a98e967-1971-439c-aa4b-9d6da44a0fdf
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/998795
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found 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 dropped file
Multi AV Scanner detection for submitted file
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 631298 Sample: CTM Copy_xlsx.exe Startdate: 20/05/2022 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Antivirus detection for URL or domain 2->49 51 5 other signatures 2->51 11 CTM Copy_xlsx.exe 18 2->11         started        process3 file4 31 C:\Users\user\AppData\Local\Temp\qglem.exe, PE32 11->31 dropped 14 qglem.exe 11->14         started        process5 signatures6 61 Multi AV Scanner detection for dropped file 14->61 63 Tries to detect virtualization through RDTSC time measurements 14->63 17 qglem.exe 14->17         started        process7 signatures8 37 Modifies the context of a thread in another process (thread injection) 17->37 39 Maps a DLL or memory area into another process 17->39 41 Sample uses process hollowing technique 17->41 43 Queues an APC in another process (thread injection) 17->43 20 explorer.exe 17->20 injected process9 dnsIp10 33 www.identamazononline.com 172.105.103.207, 49784, 80 LINODE-APLinodeLLCUS United States 20->33 35 www.herbootsto.biz 20->35 53 System process connects to network (likely due to code injection or exploit) 20->53 24 wlanext.exe 20->24         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 24->55 57 Maps a DLL or memory area into another process 24->57 59 Tries to detect virtualization through RDTSC time measurements 24->59 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/04485275963ca6154767437248125ec169e808006463f79f737d325aeee8d3a6/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-05-10 01:10:48 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
30 of 40 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=arefe5mwhstbkr3hinzeqes6yfu6qcaamrr7ph3tpuzfv3xi2ota._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ai26 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220520-wla7lsecgq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
237286c3aac9ea49fd5e3626a4e771030f43a03328cb9dca7d892a2ee1fe5774
MD5 hash:
fe4a326c49d1647d2dcfad96e72b86a8
SHA1 hash:
9e67487ed55cf69d8ea4900639dbbf407adb7c2b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/d30b3322-9a8b-4349-95aa-63c98893408f/
Parent samples :
f0023062662c42d563fd03a92e4ed00a14cf78d4c6debde99fe168babf6fa347
d75366d566a861424df0ed7a67ea3e65a14d93db568db8163787de3106ecf816
a88a1ec7699128b0e1f344c880b17b839927b7580e3bf7ece152dff57d719dfe
04485275963ca6154767437248125ec169e808006463f79f737d325aeee8d3a6
SH256 hash:
dc59eee6a68d128e2bff339ca2a575f1f48449749a0f31fceeab798f0a80b6bc
MD5 hash:
789a9b225bac734ee4408b39c3e43726
SHA1 hash:
c22afa412f9b13f00e934e1d041b7053368c1f86
Link:
https://www.unpac.me/results/d30b3322-9a8b-4349-95aa-63c98893408f/
SH256 hash:
04485275963ca6154767437248125ec169e808006463f79f737d325aeee8d3a6
MD5 hash:
12df41bbb58bb99ad3df727681b0750e
SHA1 hash:
1a885369fcd806abb1ddb78a12fb1f6c20d30331
Link:
https://www.unpac.me/results/d30b3322-9a8b-4349-95aa-63c98893408f/
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/04485275963ca6154767437248125ec169e808006463f79f737d325aeee8d3a6

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:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/273132/

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