MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b. 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 5 File information Comments
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SHA256 hash: aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b
SHA3-384 hash: f326e1c7585ea8e129cc6bf36ffca569d6e4a6e22926cbb0f889eea0c1d2d6d21f681e3971cc6a012b1b7ff20eb4022f
SHA1 hash: c46f1e6a7f0d319def34e0265e33c997140924fb
MD5 hash: 2a154dec02a81275d7af9c0257f5c88d
humanhash: neptune-ack-spaghetti-finch
File name:SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.5311.32204
Download: download sample
Signature Formbook
Create hunting rule
File size:240'801 bytes
First seen:2022-11-16 05:40:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 29b61e5a552b3a9bc00953de1c93be41 (174 x Formbook, 82 x AgentTesla, 81 x Loki)
ssdeep 3072:W/JSq+ytGIon9KcQMmC8bRYFLcMGzLY/nZnBGw19p0qa7QkEgCf/cllKFHBsb8N0:sEa0Dod8nXr3MQkMkleHef+Cjrvki5
TLSH T15734123201D2996FEE53783746B3435AF6778E016123836783783EBAAE2571763642CD
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 74f0b696969ce8f0 (1 x Formbook, 1 x MassLogger)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
181
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.5311.32204
Verdict:
Malicious activity
Analysis date:
2022-11-16 05:42:41 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/65752694-fdda-4814-a769-f0463f1cdeee

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/334642/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.5311.32204.UNOFFICIAL
Create hunting rule

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
Link:
https://www.filescan.io/uploads/637477f57db879aacbceac8b/reports/bb92dea4-cf22-47bf-8075-203d18f543e2/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/df1f0889-df00-4206-9bb0-359a003c27fb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1114523
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
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 747219 Sample: SecuriteInfo.com.Trojan.NSI... Startdate: 16/11/2022 Architecture: WINDOWS Score: 100 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus detection for URL or domain 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 3 other signatures 2->39 9 SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.5311.32204.exe 18 2->9         started        process3 file4 25 C:\Users\user\AppData\Local\...\gklkgwy.exe, PE32 9->25 dropped 12 gklkgwy.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 gklkgwy.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.wzkazzis.site 91.195.240.94, 49685, 80 SEDO-ASDE Germany 18->27 29 dgdconsult.com 192.64.112.158, 49686, 49687, 80 NAMECHEAP-NETUS United States 18->29 31 www.dgdconsult.com 18->31 41 System process connects to network (likely due to code injection or exploit) 18->41 22 mstsc.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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-11-16 01:30:52 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vk6vb3jpvam2zrr4kie4qdt7dblrav7ekl5og3zlr7vfqbrc5snq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:codp rat spyware stealer trojan
Link:
https://tria.ge/reports/221116-gdfd2adc3x/
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
Reads user/profile data of web browsers
Executes dropped EXE
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d7c83bd5-9e99-4014-bc12-6ca67a5d8433
Unpacked files
SH256 hash:
327444ff2c4ce5c4d8875064a25fa739e595b26be151f5a0808538bc93d72ba8
MD5 hash:
f6c88223639fdd67594902d15487dc16
SHA1 hash:
3c04af768bb383f22295e40ac0275f7a61efb8c0
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/a8cc6d3d-5d9e-42f3-b667-3f5a39286d24/
Parent samples :
aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b
4360d49ba715f4d926b03b7384f3aaba7833d5545fb3f7cfb35630ef97f49486
1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51
cc1855b15da95ee6f12af62ae679cf0e9c753c053c19cf94c939587ad9658fed
4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1
SH256 hash:
8b6b0e1e4eb9d0613d8857b246d58302e9fbe6f2663e58415a6a5e204d9ac32d
MD5 hash:
146cdd7fd823679066f199cbc13946f6
SHA1 hash:
27cd81583a69dfdd1f5d550f83421a7d5804a8fe
Link:
https://www.unpac.me/results/a8cc6d3d-5d9e-42f3-b667-3f5a39286d24/
SH256 hash:
9befd8daa7e4fc53e4885bb445fd8079bf1c77bcaedf9b432d9d8a4b986f225d
MD5 hash:
947c605b615af15198bb4e8e3752ab7d
SHA1 hash:
83e14df560467c6af7cd4f5a1fd5ad47102f6bbb
Link:
https://www.unpac.me/results/a8cc6d3d-5d9e-42f3-b667-3f5a39286d24/
SH256 hash:
aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b
MD5 hash:
2a154dec02a81275d7af9c0257f5c88d
SHA1 hash:
c46f1e6a7f0d319def34e0265e33c997140924fb
Link:
https://www.unpac.me/results/a8cc6d3d-5d9e-42f3-b667-3f5a39286d24/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/aabd50ed2fa8/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/aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
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/334642/

Comments