MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f88caffeed956cd5b1671dde49bfc61dac4fd2007b46287debf7dab6c179bf46. 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: 16


Intelligence 16 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f88caffeed956cd5b1671dde49bfc61dac4fd2007b46287debf7dab6c179bf46
SHA3-384 hash: 9db1e2139af0ab001962dd85ceee95f194f7ef6f2c0fa1747d696e0df922f3cf4a77b03bb48dc376644f5c73dfbf8ac2
SHA1 hash: c67a8a7f437716bb324e2697412464fd165c6c90
MD5 hash: 197ab666b7242cd57be0af99c33c150e
humanhash: two-east-happy-delaware
File name:SecuriteInfo.com.Win32.InjectorX-gen.11327.14248
Download: download sample
Signature Formbook
Create hunting rule
File size:265'271 bytes
First seen:2022-12-07 04:28:25 UTC
Last seen:2022-12-07 07:17:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ab6770b0a8635b9d92a5838920cfe770 (84 x Formbook, 30 x AgentTesla, 15 x Loki)
ssdeep 6144:QBn1m1geH7jWuQ0IQWCPt2uKQ+Hm4PMuo:gmycnWuQ0hHoQ0Q
TLSH T11044134A76E0A077D74314F2CD3346ADE7FFAA144951449F97808FABB1212DFCE9220A
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
193
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.InjectorX-gen.11327.14248
Verdict:
Malicious activity
Analysis date:
2022-12-07 04:30:31 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/086c9bc6-df0f-4ba0-ab96-dede5f07a612

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/343692/
Detection(s):
SecuriteInfo.com.Win32.InjectorX-gen.11327.14248.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Searching for synchronization primitives
Сreating synchronization primitives
Launching cmd.exe command interpreter
Sending a custom TCP request
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
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6390168f9a505ad9423dc6b4/reports/85c5b382-2bf5-44ba-91bc-9187476e6b82/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/0488f03d-fe34-462d-aebc-de1e3322d5be
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1129579
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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
Snort IDS alert for network traffic
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: 762303 Sample: SecuriteInfo.com.Win32.Inje... Startdate: 07/12/2022 Architecture: WINDOWS Score: 100 49 Snort IDS alert for network traffic 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus detection for URL or domain 2->53 55 5 other signatures 2->55 11 SecuriteInfo.com.Win32.InjectorX-gen.11327.14248.exe 19 2->11         started        process3 file4 33 C:\Users\user\AppData\Local\Temp\zcvza.exe, PE32 11->33 dropped 14 zcvza.exe 1 11->14         started        process5 signatures6 65 Multi AV Scanner detection for dropped file 14->65 67 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->67 69 Maps a DLL or memory area into another process 14->69 71 Tries to detect virtualization through RDTSC time measurements 14->71 17 zcvza.exe 14->17         started        20 conhost.exe 14->20         started        process7 signatures8 41 Modifies the context of a thread in another process (thread injection) 17->41 43 Maps a DLL or memory area into another process 17->43 45 Sample uses process hollowing technique 17->45 47 Queues an APC in another process (thread injection) 17->47 22 explorer.exe 17->22 injected process9 dnsIp10 35 hafizpower.com 191.96.56.180, 49695, 80 ASDETUKhttpwwwheficedcomGB Chile 22->35 37 www.windkind.net 3.67.141.185, 49696, 80 AMAZON-02US United States 22->37 39 2 other IPs or domains 22->39 57 System process connects to network (likely due to code injection or exploit) 22->57 26 wlanext.exe 22->26         started        signatures11 process12 signatures13 59 Modifies the context of a thread in another process (thread injection) 26->59 61 Maps a DLL or memory area into another process 26->61 63 Tries to detect virtualization through RDTSC time measurements 26->63 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f88caffeed956cd5b1671dde49bfc61dac4fd2007b46287debf7dab6c179bf46/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-12-07 04:02:30 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
26 of 39 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7cgk77xnsvwnlmlhdxpetp6gdwwe7uqapndcq7pl67nlnqlzx5da._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:pr28 rat spyware stealer trojan
Link:
https://tria.ge/reports/221207-e38qrsgf8y/
Behaviour
Gathers network information
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/76e80281-6a37-4e3c-9a1d-c0f321702015
Unpacked files
SH256 hash:
f0d1d1a440d0063a5e6e092aa74e2f8e3d130c8ba64bf69c7d0a3e51156c5498
MD5 hash:
145a37060514d66fc3ab42fddc44efbe
SHA1 hash:
17df10f27170632ee9c4641abf7278e55be4d001
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/7ff89d94-f088-4b85-a9be-84bceaec479d/
Parent samples :
3cfd81b824673a6ba23d472bd09d5e7610a3346cce6f23956507af5eab63c012
f88caffeed956cd5b1671dde49bfc61dac4fd2007b46287debf7dab6c179bf46
f5cd237bed69b3fd27584548ca0f4ea6244a16174b51ab2b62be2a6c2a7159e7
SH256 hash:
7ad292c3e81fc112732c566c056a85997a5b806815c7be77772a978ec6734ad3
MD5 hash:
c457f7dc6091c5cd58fd181fcb116f0d
SHA1 hash:
43309913c0009fe78b17f0aba2409aa8043a759b
Link:
https://www.unpac.me/results/7ff89d94-f088-4b85-a9be-84bceaec479d/
SH256 hash:
f88caffeed956cd5b1671dde49bfc61dac4fd2007b46287debf7dab6c179bf46
MD5 hash:
197ab666b7242cd57be0af99c33c150e
SHA1 hash:
c67a8a7f437716bb324e2697412464fd165c6c90
Link:
https://www.unpac.me/results/7ff89d94-f088-4b85-a9be-84bceaec479d/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f88caffeed95/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/f88caffeed956cd5b1671dde49bfc61dac4fd2007b46287debf7dab6c179bf46

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/343692/

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