MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1641391322764b0e89bd21943f83f694fe4519ebadf14f294e2aec441b7792fa. 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 4 File information Comments
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SHA256 hash: 1641391322764b0e89bd21943f83f694fe4519ebadf14f294e2aec441b7792fa
SHA3-384 hash: b9d5900f729d298ecb2339b33c16ccbdf4d78a7fc928bd7033daccb9c35615f27a46af74e50ceec8eb8e087adf3a91bc
SHA1 hash: 2e0192390335edf000ce3197694f4e888956b361
MD5 hash: 8d22ed3bb7170efe76ca3384dc491083
humanhash: juliet-hotel-kitten-six
File name:DHL.TRACKING.DOCUMENT.CONFIRMATION.2022.PDF.exe
Download: download sample
Signature Formbook
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File size:307'896 bytes
First seen:2022-08-29 07:24:47 UTC
Last seen:2022-08-30 13:26:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'652 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 6144:OfowkkHFmBsqHzBeYFs8+in2xhn8gNG667Au+JFL:OfoHkmBsYzBeYFPQMK
TLSH T172640196CBF08A41DFE74F717098B9319E3BF7306A1085EB52D690248F917D236D868B
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 8e33ccc8d6e61942 (2 x Formbook)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
295
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
DHL.TRACKING.DOCUMENT.CONFIRMATION.2022.PDF.exe
Verdict:
Malicious activity
Analysis date:
2022-08-29 07:32:15 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/706df5f3-66af-40b7-9369-8270a1614133

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/302073/
Detection(s):
SecuriteInfo.com.Trojan.DownloaderNET.345.18230.3865.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a file
Searching for synchronization primitives
Сreating synchronization primitives
Launching cmd.exe command interpreter
Reading critical registry keys
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated overlay packed
Link:
https://www.filescan.io/uploads/630c6a615b45ec20ccd52dcb/reports/5e2006e5-d71b-4300-a39c-66b3998075d7/overview
Result
Verdict:
UNKNOWN
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/455b4de5-4cd4-49fb-a5fa-00c3a21361c4
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1059584
Signature
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 692101 Sample: DHL.TRACKING.DOCUMENT.CONFI... Startdate: 29/08/2022 Architecture: WINDOWS Score: 100 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 7 other signatures 2->43 9 DHL.TRACKING.DOCUMENT.CONFIRMATION.2022.PDF.exe 1 2->9         started        process3 file4 31 DHL.TRACKING.DOCUM...ON.2022.PDF.exe.log, ASCII 9->31 dropped 53 Writes to foreign memory regions 9->53 55 Allocates memory in foreign processes 9->55 57 Injects a PE file into a foreign processes 9->57 59 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 9->59 13 cvtres.exe 9->13         started        16 cvtres.exe 9->16         started        18 BackgroundTransferHost.exe 49 9->18         started        signatures5 process6 dnsIp7 61 Modifies the context of a thread in another process (thread injection) 13->61 63 Maps a DLL or memory area into another process 13->63 65 Sample uses process hollowing technique 13->65 67 Queues an APC in another process (thread injection) 13->67 21 svchost.exe 13->21         started        24 explorer.exe 13->24 injected 69 Tries to detect virtualization through RDTSC time measurements 16->69 33 192.168.2.1 unknown unknown 18->33 signatures8 process9 dnsIp10 45 Modifies the context of a thread in another process (thread injection) 21->45 47 Maps a DLL or memory area into another process 21->47 49 Tries to detect virtualization through RDTSC time measurements 21->49 27 cmd.exe 1 21->27         started        35 www.generation-pinup.com 149.29.103.206, 49775, 80 COGENT-174US United States 24->35 51 System process connects to network (likely due to code injection or exploit) 24->51 signatures11 process12 process13 29 conhost.exe 27->29         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/1641391322764b0e89bd21943f83f694fe4519ebadf14f294e2aec441b7792fa/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-08-29 07:25:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=czatsezcozfq5cn5egkd7a7wst7ekgplvxyu6kkoflweig3xsl5a._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:oe47 rat spyware stealer trojan
Link:
https://tria.ge/reports/220829-h8y1asegg7/
Behaviour
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
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
c652691793a53dac1e6de2c9e4140fb6ee31555433fd43ee1d3cc83e31e0f31d
MD5 hash:
e94f7d7e1485798d9e58196fe487fad7
SHA1 hash:
2fc5d3098607eda2d6acfea71e21072199612178
Detections:
win_formbook_g0
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win_formbook_auto
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FormBook
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Link:
https://www.unpac.me/results/cd6c8252-de23-4ec1-b151-5bb186afda11/
Parent samples :
1641391322764b0e89bd21943f83f694fe4519ebadf14f294e2aec441b7792fa
9ca7d1f181985ca866f29565420b955fce1cd29fb7752034fc9604c47cf03994
70c9bd1c0d12eccd3b346bac8a3809c16459a42cca48d35dad4c9bd88b21fa79
826f1d7d67f0491dcec0e1ae0f160ff9aa7021c75ec8edc62f577088984b65c5
c6d4469628973b42861dfd82d5bdb14d03cfe0ded1511db6a04964f72404b521
SH256 hash:
0d0dfb3197fa15799caa07f5091211061e0182e28997677361447c2819187a55
MD5 hash:
dc3cde515c07195e71f946be0dbe34b3
SHA1 hash:
aa7d0b7568c8403c0e7e124db51834c8de31669c
Link:
https://www.unpac.me/results/cd6c8252-de23-4ec1-b151-5bb186afda11/
SH256 hash:
1641391322764b0e89bd21943f83f694fe4519ebadf14f294e2aec441b7792fa
MD5 hash:
8d22ed3bb7170efe76ca3384dc491083
SHA1 hash:
2e0192390335edf000ce3197694f4e888956b361
Link:
https://www.unpac.me/results/cd6c8252-de23-4ec1-b151-5bb186afda11/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/164139132276/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/1641391322764b0e89bd21943f83f694fe4519ebadf14f294e2aec441b7792fa

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 1641391322764b0e89bd21943f83f694fe4519ebadf14f294e2aec441b7792fa

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/302073/

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