MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 22a8a048d90bb54c4bd72b1e91ca54eab47fa6eebf0b5e7cf903e9a822ccb25e. 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

SHA256 hash: 22a8a048d90bb54c4bd72b1e91ca54eab47fa6eebf0b5e7cf903e9a822ccb25e
SHA3-384 hash: 84b8cc5ea90b4fd600d3a2746dbe706da7da197223ce824a2fd94347e4806994d865d3a0dc09bcf4c6445ddfbd3c4da1
SHA1 hash: 4e5c45a5e1d2f9a5db1ef47709f44bb113319c84
MD5 hash: 9795780b4d31228041ce605b465f0bbd
humanhash: floor-four-beryllium-river
File name:file
Download: download sample
Signature Formbook
File size:235'115 bytes
First seen:2022-11-15 21:02:02 UTC
Last seen:2022-11-15 22:48:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 29b61e5a552b3a9bc00953de1c93be41 (174 x Formbook, 82 x AgentTesla, 81 x Loki)
ssdeep 6144:MEa0NEJYbuoqqhGG5kGJeCHQULa61HDoz7ClRDxBf62C:XEJYqoJhGG5kGQCHQULa61HDoz6RDxd0
Threatray 19'929 similar samples on MalwareBazaar
TLSH T1AA3412032681D5B7DEC3DD338AB7C7B2C7FADD6A142904D38F533E92662218B9716086
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 b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter jstrosch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
3
# of downloads :
194
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
0.General Representative Agreement Sales (TO - Project Base).xls
Verdict:
Malicious activity
Analysis date:
2022-11-15 19:59:00 UTC
Tags:
macros opendir exploit cve-2017-11882 loader formbook trojan stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
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)
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 746971 Sample: file.exe Startdate: 15/11/2022 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Antivirus detection for URL or domain 2->37 39 4 other signatures 2->39 9 file.exe 18 2->9         started        process3 file4 25 C:\Users\user\AppData\Local\...\rgitwjh.exe, PE32 9->25 dropped 12 rgitwjh.exe 9->12         started        process5 signatures6 51 Antivirus detection for dropped file 12->51 53 Multi AV Scanner detection for dropped file 12->53 55 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 12->55 57 Maps a DLL or memory area into another process 12->57 15 rgitwjh.exe 12->15         started        process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 15->18 injected process9 dnsIp10 27 www.19t221013d.tokyo 36.3.113.7, 49716, 49717, 49749 VECTANTARTERIANetworksCorporationJP Japan 18->27 29 www.afterdarksocial.club 162.214.129.149, 49711, 49712, 49745 UNIFIEDLAYER-AS-1US United States 18->29 31 21 other IPs or domains 18->31 41 System process connects to network (likely due to code injection or exploit) 18->41 22 rundll32.exe 13 18->22         started        signatures11 process12 signatures13 43 Tries to steal Mail credentials (via file / registry access) 22->43 45 Tries to harvest and steal browser information (history, passwords, etc) 22->45 47 Modifies the context of a thread in another process (thread injection) 22->47 49 Maps a DLL or memory area into another process 22->49
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2022-11-15 16:53:30 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:henz rat spyware stealer trojan
Behaviour
Modifies Internet Explorer settings
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
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
0e269590075db8fae5f50fc93f05858bee15d0df70fded8257ea05d8dabddc9d
MD5 hash:
346661ca43cb88e99995cdd7c82e8451
SHA1 hash:
4c546b5e83e75342451908d42a3e393246595734
Detections:
XLoader win_formbook_auto win_formbook_g0
SH256 hash:
28b16f47301f54fa84b0bc5ac89a7af59689d9cef26c72dc46899e68d721927c
MD5 hash:
1a19d42acf93b01f6510ffca0eec3f99
SHA1 hash:
d3a5adc90c2bc1d9b99143800966295b8af46cb9
SH256 hash:
f64b4ca1733706f8d22df1258c1100b4f6b7f415ebf7dc30c0f2d1e7045d5353
MD5 hash:
7d27683f8af9f06b06305bdbd6f60320
SHA1 hash:
30c9c48a1450cad51db0ba7f1619ffa3c6730991
SH256 hash:
31075c3c008d2c1c0b70d01c5efa61e9f393714f0b85051135d6ebb34e7fa2f7
MD5 hash:
0e8360dad8340efb35f3e9ec397a8525
SHA1 hash:
be46fdd3a99da6782dffb0b39b93a9e5cd32ed5c
SH256 hash:
22a8a048d90bb54c4bd72b1e91ca54eab47fa6eebf0b5e7cf903e9a822ccb25e
MD5 hash:
9795780b4d31228041ce605b465f0bbd
SHA1 hash:
4e5c45a5e1d2f9a5db1ef47709f44bb113319c84
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Formbook

Executable exe 22a8a048d90bb54c4bd72b1e91ca54eab47fa6eebf0b5e7cf903e9a822ccb25e

(this sample)

  
Delivery method
Distributed via web download

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