MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44
SHA3-384 hash: 5e2f16c499599ae09c6727acb50bdedc23c1349a82d7a882b96992ea094024027284208618f8814ebf7290f1218d1aaa
SHA1 hash: 4eeba58d1f93f0afd379622b63891ea595584de6
MD5 hash: c1b3b06f6d85abb95e25c4b155c3f66b
humanhash: victor-fillet-saturn-cup
File name:Remittance advice.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'331'712 bytes
First seen:2024-08-15 06:23:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 948cc502fe9226992dce9417f952fce3 (1'182 x CredentialFlusher, 446 x Formbook, 231 x AgentTesla)
ssdeep 24576:nqDEvCTbMWu7rQYlBQcBiT6rprG8adITJEAqT+b+xhRLUI:nTvC/MTQYxsWR7adITJk+ixXL
TLSH T17C55D0023391C062FFAB96334B56F6115BBC69260523E62F13A81D7DBE701B1563E7A3
TrID 68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.5% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.4% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter threatcat_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
404
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Remittance advice.exe
Verdict:
No threats detected
Analysis date:
2024-08-15 06:25:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/20454cec-e711-408c-bea6-77a699fee8eb

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.Silentall-10034109-0
Create hunting rule

SecuriteInfo.com.Trojan.Generic.33203615.28472.17882.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66bd9f05b35234d5cc65e4a6
Tags:
Inject
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc packed shell32
Link:
https://www.filescan.io/uploads/66bd9f0432f6d05ff3cd3efa/reports/69c1e73e-244a-4d66-9624-427a06ca7540/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8a7b8ab8-59f2-4bb2-8b91-140f4634d6b6
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1493249
Signature
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
Found API chain indicative of sandbox detection
Found direct / indirect Syscall (likely to bypass EDR)
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 domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1493249 Sample: Remittance advice.exe Startdate: 15/08/2024 Architecture: WINDOWS Score: 100 28 www.enkaywms.xyz 2->28 30 www.apromosyon.xyz 2->30 32 21 other IPs or domains 2->32 42 Multi AV Scanner detection for domain / URL 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Antivirus detection for URL or domain 2->46 50 6 other signatures 2->50 10 Remittance advice.exe 4 2->10         started        signatures3 48 Performs DNS queries to domains with low reputation 30->48 process4 signatures5 62 Binary is likely a compiled AutoIt script file 10->62 64 Writes to foreign memory regions 10->64 66 Maps a DLL or memory area into another process 10->66 13 svchost.exe 10->13         started        process6 signatures7 68 Maps a DLL or memory area into another process 13->68 16 rJFySrgVvEIjP.exe 13->16 injected process8 signatures9 40 Found direct / indirect Syscall (likely to bypass EDR) 16->40 19 SecEdit.exe 13 16->19         started        process10 signatures11 52 Tries to steal Mail credentials (via file / registry access) 19->52 54 Tries to harvest and steal browser information (history, passwords, etc) 19->54 56 Modifies the context of a thread in another process (thread injection) 19->56 58 3 other signatures 19->58 22 rJFySrgVvEIjP.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.parades.life 203.161.42.158, 49848, 49849, 49850 VNPT-AS-VNVNPTCorpVN Malaysia 22->34 36 aiaas.bot 65.60.38.74, 49852, 49853, 49854 SINGLEHOP-LLCUS United States 22->36 38 6 other IPs or domains 22->38 60 Found direct / indirect Syscall (likely to bypass EDR) 22->60 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2024-08-15 03:47:12 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nsv2ae2ly7cndvduf6zzxx2modjstknl7tceuswoyyv3dvqrh5ca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/240815-g52rcathlm/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/375018a9-e0ac-4cb6-875f-067d06fda2df
Unpacked files
SH256 hash:
4730b250986e07c5d580def08b036277e4e932eca5633d9bbd291382d33f5a06
MD5 hash:
4235b8a82f9a8db61d226b7eb0bbdd21
SHA1 hash:
708695faabac4df955d21b3018620e230c36477c
Detections:
win_formbook_w0
Create hunting rule
Link:
https://www.unpac.me/results/161a9967-f627-4d34-bb15-8a0cd9cefce6/
SH256 hash:
cc7e41d6ab3575667f03dcdf66013716465b8913e27a595b9c98468af7a55715
MD5 hash:
fd6f4bac94bf3040e747bb0822d553b4
SHA1 hash:
877d2e11298473138292a1a18a79d7f3722173f3
Link:
https://www.unpac.me/results/161a9967-f627-4d34-bb15-8a0cd9cefce6/
SH256 hash:
69369d8cfe927661f5ae8af46389d61c74a99f5fe18bb1de8f3de925192e6d34
MD5 hash:
217e590c274b7a40de46726417536b98
SHA1 hash:
e71c65f2868f1353414a9cb3a45c2d13f0006617
Link:
https://www.unpac.me/results/161a9967-f627-4d34-bb15-8a0cd9cefce6/
SH256 hash:
6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44
MD5 hash:
c1b3b06f6d85abb95e25c4b155c3f66b
SHA1 hash:
4eeba58d1f93f0afd379622b63891ea595584de6
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/161a9967-f627-4d34-bb15-8a0cd9cefce6/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6caba0134bc7/report/overview.html
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/6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:pe_detect_tls_callbacks
Create hunting rule

File information

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

Malspam

Formbook

Executable exe 6caba0134bc7c4d1d4742fb39bdf4c70d329a9abfcc44a4acec62bb1d6113f44

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::AllocateAndInitializeSid
ADVAPI32.dll::CopySid
ADVAPI32.dll::FreeSid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::GetAce
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoCreateInstanceEx
ole32.dll::CoInitializeSecurity
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::mciSendStringW
WINMM.dll::timeGetTime
WINMM.dll::waveOutSetVolume
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AddAce
ADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::CreateProcessAsUserW
KERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::SetSystemPowerState
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LogonUserW
ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetAddConnection2W
MPR.dll::WNetUseConnectionW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::BlockInput
USER32.dll::CloseDesktop
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::FindWindowW

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