MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94. 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: 17

Intelligence 17 IOCs YARA 6 File information Comments

SHA256 hash:	c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94
SHA3-384 hash:	efdf7163d198cc8038a1f6491808a30d60b23e5a89381b05654781d8a426aa527c15ff490a838fcc9809a4683a3014cd
SHA1 hash:	85b40f249df8b988bdf42aad6be931d0fcacf79b
MD5 hash:	aeffc423b2e483ccad4ffef8ff7195a7
humanhash:	sad-eighteen-bulldog-neptune
File name:	DHL SHIPPING DOCUMENT.exe
Download:	download sample
Signature	Formbook Create hunting rule
File size:	1'187'840 bytes
First seen:	2024-08-06 19:39:21 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	948cc502fe9226992dce9417f952fce3 (1'182 x CredentialFlusher, 446 x Formbook, 231 x AgentTesla)
ssdeep	24576:JqDEvCTbMWu7rQYlBQcBiT6rprG8a3DtLxBLGV/:JTvC/MTQYxsWR7a3Dd+
TLSH	T1C145BF027391C062FF9B92734B5AF6115BBC69260123E61F13A81DB9FE701B1563E7A3
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):
dhash icon	aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter	abuse_ch
Tags:	DHL exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

345

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

DHL SHIPPING DOCUMENT.exe

Verdict:

No threats detected

Analysis date:

2024-08-07 02:44:00 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/dd8b73a5-2914-409f-bfdc-6241ce6e429d

Note:

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

Detection(s):

Win.Malware.Silentall-10034109-0

SecuriteInfo.com.Trojan.Generic.33203615.28472.17882.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66b27c16aa5b40be0a9fb23b

Tags:

Execution Network Shellcodecrypter

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Creating a window

Creating a file in the %temp% directory

Launching a process

Launching the process to change network settings

Сreating synchronization primitives

Launching cmd.exe command interpreter

DNS request

Setting browser functions hooks

Unauthorized injection to a system process

Unauthorized injection to a browser process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

autoit epmicrosoft_visual_cc fingerprint keylogger lolbin masquerade microsoft_visual_cc packed shell32

Link:

https://www.filescan.io/uploads/66b27c15f90c9cc3bda237cd/reports/b7a7740e-b125-4b2b-ad3f-b34e924040d2/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94

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/476dd06c-9f70-418f-ad2a-5cbedb92e7ec

Result

Threat name:

FormBook

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1489009

Signature

AI detected suspicious sample

Binary is likely a compiled AutoIt script file

C2 URLs / IPs found in malware configuration

Found API chain indicative of sandbox detection

Found malware configuration

Initial sample is a PE file and has a suspicious name

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 submitted file

Performs DNS queries to domains with low reputation

Queues an APC in another process (thread injection)

Sample uses process hollowing technique

Sigma detected: Rundll32 Execution Without CommandLine Parameters

Switches to a custom stack to bypass stack traces

System process connects to network (likely due to code injection or exploit)

Tries to detect virtualization through RDTSC time measurements

Writes to foreign memory regions

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94

Detection:

formbook

Link:

https://mwdb.cert.pl/sample/c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94/

Threat name:

Win32.Trojan.AgentTesla

Status:

Malicious

First seen:

2024-08-06 03:08:17 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

22 of 37 (59.46%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yzxmcexger5h3vixd4l2avmwsxik3qcrwkc62lpuf7ttrsb672ka._file

Verdict:

malicious

Label(s):

formbook

Result

Malware family:

formbook

Score:

10/10

Tags:

family:formbook campaign:jd21 discovery rat spyware stealer trojan

Link:

https://tria.ge/reports/240806-ydhylayckp/

Behaviour

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Suspicious use of SetThreadContext

Formbook payload

Formbook

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/362e6e49-dc65-42c3-bf26-fa3d71978229

Unpacked files

SH256 hash:

7428687de2e689a521001f7228701e066425d696899aeb65e21e951cceed16a2

MD5 hash:

53dbda5c9e0e813d42fa09c67689d98f

SHA1 hash:

4a16a5296f437eaa524b54a9982586192439a775

Detections:

FormBook

win_formbook_g0

win_formbook_auto

win_formbook_w0

Formbook

Link:

https://www.unpac.me/results/61811f33-01e0-4e3e-bf87-31c9fcc66920/

Parent samples :

70ec27a0cb26c73b7dfe3d665a87234c55864972da956c4aca69393efc74c765
c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94
636597dd8c59135be43119197ee60db2268abaa5d8a60f4c0ac296acd9dc444f
58892474694c1aff444adca37753e52b93fffce8bb98b75d488ec3df2c87b2da
d102c80796109d88222970309735b0dced68e86ea9b641e0ee11ad2706a3db1c
e652619baf01e42513f4730ba1089b74c7801327fd260fbde217b2976cf3159c

SH256 hash:

c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94

MD5 hash:

aeffc423b2e483ccad4ffef8ff7195a7

SHA1 hash:

85b40f249df8b988bdf42aad6be931d0fcacf79b

Detections:

AutoIT_Compiled

Link:

https://www.unpac.me/results/61811f33-01e0-4e3e-bf87-31c9fcc66920/

Malware family:

FormBook

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/c66ec112e624/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/c66ec112e6247a7dd5171f17a0559695d0adc051b285ed2df42fe738c83efe94

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:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

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.

No further information available

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

Reviews

ID	Capabilities	Evidence
AUTH_API	Manipulates User Authorization	ADVAPI32.dll::AllocateAndInitializeSid ADVAPI32.dll::CopySid ADVAPI32.dll::FreeSid ADVAPI32.dll::GetLengthSid ADVAPI32.dll::GetTokenInformation ADVAPI32.dll::GetAce
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::CheckTokenMembership ADVAPI32.dll::DuplicateTokenEx ADVAPI32.dll::GetAclInformation ADVAPI32.dll::GetSecurityDescriptorDacl
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::LoadLibraryA KERNEL32.dll::LoadLibraryW KERNEL32.dll::LoadLibraryExW KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::ReadConsoleW KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CopyFileExW KERNEL32.dll::CopyFileW KERNEL32.dll::CreateDirectoryW KERNEL32.dll::CreateHardLinkW IPHLPAPI.DLL::IcmpCreateFile KERNEL32.dll::CreateFileW
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_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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