MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1. 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: 4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1
SHA3-384 hash: f2cf9c56c8319bd14b8feacb54fba97d82a8826505b19024bc32283b5e7b9f951f19aa4140b7869ed1e08a4866eff754
SHA1 hash: 5067b33410d6a859f96e07d7fa006446b5e3abdb
MD5 hash: 9564349d362fe854594e13217800ea9f
humanhash: juliet-wyoming-rugby-december
File name:DHL INVOICE#-002834.exe
Download: download sample
Signature Formbook
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File size:313'961 bytes
First seen:2022-12-02 17:22:01 UTC
Last seen:2022-12-02 18:32:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ab6770b0a8635b9d92a5838920cfe770 (84 x Formbook, 30 x AgentTesla, 15 x Loki)
ssdeep 6144:NBn0JAr0W067hhLsgQfQIRHWGdEzFgu+sdIEOZz9Kgzl:EerA67sF9Hj2RzEkql
TLSH T1BD64BD7621B4EF92D61F79B0C9A392FA922BDD42CE0593CF32813E5A3635185F432947
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 232b515173695d41 (14 x Formbook, 14 x AgentTesla, 6 x NanoCore)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
171
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
DHL INVOICE#-002834.exe
Verdict:
Malicious activity
Analysis date:
2022-12-02 17:31:01 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/d8cdc257-2a5a-424b-ab29-46c1069442b2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/341989/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.44681.24156.17818.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Sending a custom TCP request
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/638a343e04e0e79bdf40458e/reports/80cb58d9-2c60-47d0-8545-180e3f6aeb97/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1ab62c7b-7a4e-40ec-b617-7af3426a2048
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1126694
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Executable has a suspicious name (potential lure to open the executable)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Initial sample is a PE file and has a suspicious name
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
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 dnsIp2 2 Behavior Graph ID: 759421 Sample: DHL INVOICE#-002834.exe Startdate: 02/12/2022 Architecture: WINDOWS Score: 100 28 www.cswcq.top 2->28 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 52 5 other signatures 2->52 10 DHL INVOICE#-002834.exe 19 2->10         started        signatures3 50 System process connects to network (likely due to code injection or exploit) 28->50 process4 file5 26 C:\Users\user\AppData\Local\...\nwbaihgld.exe, PE32 10->26 dropped 13 nwbaihgld.exe 10->13         started        process6 signatures7 66 Multi AV Scanner detection for dropped file 13->66 68 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 13->68 70 Maps a DLL or memory area into another process 13->70 16 nwbaihgld.exe 13->16         started        process8 signatures9 36 Modifies the context of a thread in another process (thread injection) 16->36 38 Maps a DLL or memory area into another process 16->38 40 Sample uses process hollowing technique 16->40 42 Queues an APC in another process (thread injection) 16->42 19 explorer.exe 16->19 injected process10 dnsIp11 30 www.tranparen.xyz 162.213.253.236, 49701, 49702, 49703 NAMECHEAP-NETUS United States 19->30 32 dgdconsult.com 192.64.112.158, 49700, 80 NAMECHEAP-NETUS United States 19->32 34 5 other IPs or domains 19->34 54 System process connects to network (likely due to code injection or exploit) 19->54 56 Performs DNS queries to domains with low reputation 19->56 23 msiexec.exe 13 19->23         started        signatures12 process13 signatures14 58 Tries to steal Mail credentials (via file / registry access) 23->58 60 Tries to harvest and steal browser information (history, passwords, etc) 23->60 62 Modifies the context of a thread in another process (thread injection) 23->62 64 Maps a DLL or memory area into another process 23->64
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1/
Threat name:
Win32.Trojan.FormBook
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Status:
Malicious
First seen:
2022-12-02 15:31:35 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jk5i7ylkexye34ivwnffpnx77f4cmzgcba2iz5l5siorf4kyzcyq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:formbook family:xloader campaign:codp loader rat spyware stealer trojan
Link:
https://tria.ge/reports/221202-vxlxtagf89/
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
Executes dropped EXE
Formbook
Xloader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/73e6d0c6-8b77-4632-888c-717be4ae6c42
Unpacked files
SH256 hash:
327444ff2c4ce5c4d8875064a25fa739e595b26be151f5a0808538bc93d72ba8
MD5 hash:
f6c88223639fdd67594902d15487dc16
SHA1 hash:
3c04af768bb383f22295e40ac0275f7a61efb8c0
Detections:
XLoader
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/fd5d987e-19e4-4ec6-aba0-eda0e3c370d4/
Parent samples :
aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b
4360d49ba715f4d926b03b7384f3aaba7833d5545fb3f7cfb35630ef97f49486
1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51
cc1855b15da95ee6f12af62ae679cf0e9c753c053c19cf94c939587ad9658fed
4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1
SH256 hash:
8b6b0e1e4eb9d0613d8857b246d58302e9fbe6f2663e58415a6a5e204d9ac32d
MD5 hash:
146cdd7fd823679066f199cbc13946f6
SHA1 hash:
27cd81583a69dfdd1f5d550f83421a7d5804a8fe
Link:
https://www.unpac.me/results/fd5d987e-19e4-4ec6-aba0-eda0e3c370d4/
SH256 hash:
38ac98c631349cc33767e9e04a2c8be4d1126ccec77735b7e285ecd53d44a90f
MD5 hash:
5a5ff44ad9dbf2ad128e94d9f2cd5932
SHA1 hash:
6b0a95040616a32343d812ddd5398b0139c6a5e8
Link:
https://www.unpac.me/results/fd5d987e-19e4-4ec6-aba0-eda0e3c370d4/
SH256 hash:
4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1
MD5 hash:
9564349d362fe854594e13217800ea9f
SHA1 hash:
5067b33410d6a859f96e07d7fa006446b5e3abdb
Link:
https://www.unpac.me/results/fd5d987e-19e4-4ec6-aba0-eda0e3c370d4/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4aba8fe16a25/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/4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1

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.

Malspam

Formbook

Executable exe 4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/341989/

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