MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163. 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: 14

Intelligence 14 IOCs YARA 5 File information Comments

SHA256 hash:	253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163
SHA3-384 hash:	9a8f0e411b4db426eb13ebf374d7fecc4491af6902f28bd7496359f4b2bd3f0cd839c8f2b98ef3470ecdeb2bc78e033e
SHA1 hash:	ba0502398d97350edc4640fbf3ae0d0db3915913
MD5 hash:	f2f61091b3d966a2c563dd1e02aa1ef3
humanhash:	white-quebec-apart-thirteen
File name:	e-dekont.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	1'348'281 bytes
First seen:	2024-10-09 12:58:14 UTC
Last seen:	2024-11-07 14:18:33 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	aaaa8913c89c8aa4a5d93f06853894da (246 x Formbook, 82 x AgentTesla, 74 x RedLineStealer)
ssdeep	24576:ffmMv6Ckr7Mny5QLNGPkojykUuFE023dmkAn8y14JukJ/SIFo:f3v+7/5QLNGPzlUL02tmqJukJ6IFo
Threatray	290 similar samples on MalwareBazaar
TLSH	T10455F152F3D680B6D9A339702A7BE32BEB3576194327C48B97E12E779E111009B37361
TrID	84.9% (.EXE) AutoIt3 compiled script executable (510622/80/67) 9.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19) 1.7% (.EXE) Win64 Executable (generic) (10523/12/4) 1.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 0.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
File icon (PE):
dhash icon	b150b26869b2d471 (468 x Formbook, 101 x RedLineStealer, 94 x AgentTesla)
Reporter	lowmal3
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

396

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

e-dekont.exe

Verdict:

No threats detected

Analysis date:

2024-10-09 13:14:08 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/bfbed3f0-8813-47be-a22f-b027e23ebec2

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Worm.Autoit.AMHC.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67067e1bf936b5621b0bd853

Tags:

Autoit Emotet

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc overlay packed shell32

Link:

https://www.filescan.io/uploads/67067e1f4f53598f1493a013/reports/0c9c6540-a085-4826-8ad1-198a907fe2ec/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163

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

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/47fa51c1-00fc-4b54-b66f-4b3a1a9eb93e

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj.evad

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/1529953

Signature

AI detected suspicious sample

Contains functionality to detect sleep reduction / modifications

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

Switches to a custom stack to bypass stack traces

Writes to foreign memory regions

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Score:

97%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163/

Threat name:

Win32.Trojan.Swotter

Status:

Malicious

First seen:

2024-10-09 11:16:18 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

18 of 38 (47.37%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=eu53ijweno4g7wfjotjnxrn6ykasaw4r4xs6xbutx2zpwmy36frq._file

Verdict:

malicious

Label(s):

admintool_powerrun

Formbook

89bf0303ddc028f24388edc3ca7f0384b10db50dacc42cb96dac2e4d677213f0

Formbook

ab1a43c5eb5c82a3199a543deb4e3289c9fa0a2439e2f962c6774772227e5cdf

Formbook

c6789cf795ae3fb1084f4eec8b4cbea4f5b345df502738b2b7afc5bcfa47a852

Formbook

error

Formbook

+ 280 additional samples on MalwareBazaar

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery

Link:

https://tria.ge/reports/241009-p724wszapb/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/f9e8d4ab-fca0-48cc-941e-6f668231b69c

Unpacked files

SH256 hash:

d73718d912cd1a7d422ebb1c7fdd9b9a53cf31dd86c291ba06e2e4a64b2a0628

MD5 hash:

16378cbbdaad0999f7e59e38e8e6ce2c

SHA1 hash:

cc71f73ba1da9d02520d71fd29b2f7807e0c6932

Detections:

win_formbook_g0

win_formbook_w0

Windows_Trojan_Formbook

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

Parent samples :
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SH256 hash:

d08dec16998f192962007121db2961fe033e3383abf0126cf37e1f962db67373

MD5 hash:

ec4446df312632245304cd0f19686389

SHA1 hash:

7650b9a934f7bf79319dd4c43fce44f663848946

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

SH256 hash:

b4568cf7bc74d08ee41f262989f5a24c4a01da53c1a5daf9770bec74f45d7156

MD5 hash:

f43e01011d3f4a20ad9a5854c3eaf068

SHA1 hash:

40ec44c0c4ff3037e086afc449b1dc136065606e

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

SH256 hash:

55e406ea30dc26e903ff3ba07a2c0c83ce88b99c13132b80642797a4824972c1

MD5 hash:

967d944a9dfcf7356c9f7145e949f647

SHA1 hash:

eb3cbdfe893de8eca364e19c618d6aa149ed87c7

Detections:

win_formbook_g0

win_formbook_w0

Windows_Trojan_Formbook

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

Parent samples :

253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163
97e913b4da8079bb890ef824e9b7b32057c72efa6117d8eb7dcb8bf112fa59b6

SH256 hash:

46abb91dbe45f36ae25cb5ffb60f146671e935a381c98b92b184cc65b9f9fa82

MD5 hash:

d483bd9c474edb7ea57e6957feba516b

SHA1 hash:

17392e0611f890300456cd76391bcfe15606dbf8

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

SH256 hash:

6be0a6f5871b1e722a1972a0331f04f3c8029ce57a7e440c9a5c7673d4345dc0

MD5 hash:

a36056b5fba91de9fd582f4733cab5b4

SHA1 hash:

a1c4e547f4668489c13af9c25521b7f1a6df24f2

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

SH256 hash:

976f4b6cfd80abea7ce5b2a8892168ac5274cc40e738a4744b71b5902b2c4b5f

MD5 hash:

4f04cb8aac323fb2a2cb2c2904f82624

SHA1 hash:

3cd6d68293243c46949aad59b5aec52016b9738a

Detections:

AutoIT_Compiled

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

SH256 hash:

253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163

MD5 hash:

f2f61091b3d966a2c563dd1e02aa1ef3

SHA1 hash:

ba0502398d97350edc4640fbf3ae0d0db3915913

Detections:

AutoIT_Compiled

Link:

https://www.unpac.me/results/f84742c4-6896-4fb5-82ed-49703035b686/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/253bb426c46b/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Formbook

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163

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 Create hunting rule
Author:	Jean-Philippe Teissier / @Jipe_
Description:	AutoIT packer

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:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

File information

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

Malspam

Formbook

exe 253bb426c46bb86fd8a974d2dbc5bec281205b91e5e5eb8693beb2fb331bf163

(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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::CopySid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetAce USER32.dll::GetUserObjectSecurity ADVAPI32.dll::InitializeAcl ADVAPI32.dll::InitializeSecurityDescriptor
COM_BASE_API	Can Download & Execute components	ole32.dll::CLSIDFromProgID ole32.dll::CoCreateInstance ole32.dll::CoCreateInstanceEx ole32.dll::CoInitializeSecurity ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_API	Can Play Multimedia	WINMM.dll::mciSendStringW WINMM.dll::timeGetTime WINMM.dll::waveOutSetVolume
SECURITY_BASE_API	Uses Security Base API	ADVAPI32.dll::AddAce ADVAPI32.dll::AdjustTokenPrivileges ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetAclInformation ADVAPI32.dll::GetSecurityDescriptorDacl ADVAPI32.dll::GetTokenInformation
SHELL_API	Manipulates System Shell	SHELL32.dll::ShellExecuteExW SHELL32.dll::ShellExecuteW SHELL32.dll::SHFileOperationW
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::CreateProcessAsUserW KERNEL32.dll::CreateProcessW ADVAPI32.dll::CreateProcessWithLogonW KERNEL32.dll::OpenProcess ADVAPI32.dll::OpenProcessToken ADVAPI32.dll::OpenThreadToken
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::SetSystemPowerState KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleA KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW KERNEL32.dll::CreateFileW KERNEL32.dll::CreateFileA KERNEL32.dll::DeleteFileW
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW ADVAPI32.dll::GetUserNameW ADVAPI32.dll::LogonUserW ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_API	Supports Windows Networking	MPR.dll::WNetAddConnection2W MPR.dll::WNetUseConnectionW
WIN_REG_API	Can Manipulate Windows Registry	ADVAPI32.dll::RegConnectRegistryW ADVAPI32.dll::RegCreateKeyExW ADVAPI32.dll::RegDeleteKeyW ADVAPI32.dll::RegOpenKeyExW ADVAPI32.dll::RegQueryValueExW ADVAPI32.dll::RegSetValueExW
WIN_SVC_API	Can Manipulate Windows Services	ADVAPI32.dll::OpenSCManagerW ADVAPI32.dll::UnlockServiceDatabase
WIN_USER_API	Performs GUI Actions	USER32.dll::BlockInput USER32.dll::CloseDesktop USER32.dll::CreateMenu USER32.dll::EmptyClipboard USER32.dll::FindWindowExW USER32.dll::FindWindowW

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