MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 48c2d31acc0c9de4e78cf10a906fb274f9512bf32c221ed5d5272ba98e9f0b44. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 48c2d31acc0c9de4e78cf10a906fb274f9512bf32c221ed5d5272ba98e9f0b44
SHA3-384 hash: 5a20debf9856bf5c8cef63db080a59e313357d60f752cfc9b6799387cef33ff61a5b5f01fd93d4fd971f1ae8875a513b
SHA1 hash: 50666cbff8ddc27f8831a8c32bc1293e6af98f9e
MD5 hash: 1e541a8d92056c764a76b7eeb3f589e8
humanhash: wyoming-oven-quebec-cup
File name:DHL Original BL, PL, CI Copies.htm.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:471'477 bytes
First seen:2022-12-23 04:26:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 97318da386948415d08cef4a9006d669 (71 x Formbook, 35 x SnakeKeylogger, 26 x AgentTesla)
ssdeep 6144:Jkw20xk6e96C2U/2aqg9JBP/WBfUMnntkvFPvyRqOs4bZuowh+RizLsYBspSzGDb:ulzAKpwU+nAFPviZM+jmASSmh161l
TLSH T181A4D09130A881D7E5BD0DB26CAFE53521E43ACEE1DA508F3799B76A20B2391404F77D
TrID 92.7% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133)
3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
1.1% (.EXE) Win64 Executable (generic) (10523/12/4)
0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 8084a48cbc8ce4f8 (44 x Formbook, 20 x AveMariaRAT, 11 x SnakeKeylogger)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
169
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
DHL Original BL, PL, CI Copies.htm.exe
Verdict:
Malicious activity
Analysis date:
2022-12-23 04:43:39 UTC
Tags:
installer trojan formbook stealer
Link:
https://app.any.run/tasks/90f48614-24d6-48bb-93d3-6103aff5a04c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.3556.7929.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63a52e1fd54a275d9341ad81/reports/f042a271-560e-4c72-99e8-e583f770474d/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ded0b2c6-4469-40b5-9913-d3633959fdcb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1139450
Signature
Antivirus detection for URL or domain
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Injects a PE file into a foreign processes
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
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 772180 Sample: DHL Original BL, PL, CI Cop... Startdate: 22/12/2022 Architecture: WINDOWS Score: 100 34 www.salonconnoisseur.net 2->34 36 www.lptechnologyservices.com 2->36 38 24 other IPs or domains 2->38 54 Snort IDS alert for network traffic 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 Antivirus detection for URL or domain 2->58 60 4 other signatures 2->60 12 DHL Original BL, PL, CI Copies.htm.exe 19 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\...\tdlwbapu.exe, PE32 12->32 dropped 15 tdlwbapu.exe 12->15         started        process6 signatures7 72 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->72 74 Maps a DLL or memory area into another process 15->74 18 tdlwbapu.exe 15->18         started        process8 signatures9 46 Modifies the context of a thread in another process (thread injection) 18->46 48 Maps a DLL or memory area into another process 18->48 50 Sample uses process hollowing technique 18->50 52 Queues an APC in another process (thread injection) 18->52 21 explorer.exe 18->21 injected process10 dnsIp11 40 187noahsmill.com 162.241.253.39, 49874, 49875, 49876 UNIFIEDLAYER-AS-1US United States 21->40 42 www.salonconnoisseur.net 74.220.199.8, 49844, 49845, 49846 UNIFIEDLAYER-AS-1US United States 21->42 44 15 other IPs or domains 21->44 62 System process connects to network (likely due to code injection or exploit) 21->62 25 WWAHost.exe 13 21->25         started        signatures12 process13 signatures14 64 Tries to steal Mail credentials (via file / registry access) 25->64 66 Tries to harvest and steal browser information (history, passwords, etc) 25->66 68 Writes to foreign memory regions 25->68 70 3 other signatures 25->70 28 firefox.exe 25->28         started        process15 process16 30 WerFault.exe 4 28->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/48c2d31acc0c9de4e78cf10a906fb274f9512bf32c221ed5d5272ba98e9f0b44/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-12-22 08:46:21 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
21 of 40 (52.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jdbnggwmbso6jz4m6efja35sot4vck7tfqrb5vove4v2tdu7bnca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/221223-e25bysfh27/
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
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
cf4bcc2a77a798c9041ba97fececba8684f821e0cb7030118dfe6f83595ad165
MD5 hash:
bbce91ff9a78cc85afae3866810c6226
SHA1 hash:
43288c3d8ca2c3c228bef2eb8842e27d4483e3d1
Detections:
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/e0b7150d-44e4-42dc-8a2d-1c36e6d060de/
Parent samples :
b394bd2bf5686012f76693ff9daddc941662d0c564e4ac4a530ea34b4b0d8cc6
83016b7e321ab7a7f35cd6cf1e39fe706f8fcc64b0778a80f8485e5e2b54e500
88b0580ee00c3960e18e05607d37ad78b0b34dc17362d2e98dfe59eb7f3a0a02
48c2d31acc0c9de4e78cf10a906fb274f9512bf32c221ed5d5272ba98e9f0b44
SH256 hash:
47b37a94721e2203c6ce24536aa37167d744e2f2d3d239034e7079ad28fd998c
MD5 hash:
0b34d16e8fcadfc29fa8115bc6366d5c
SHA1 hash:
fd608739f6bbfbf42c02995ae28b833fa18d2a5b
Link:
https://www.unpac.me/results/e0b7150d-44e4-42dc-8a2d-1c36e6d060de/
SH256 hash:
605eaa9b74466eac15379a2636feba7fdb433fc51fc9b2fd8627895d906c9e51
MD5 hash:
91c443cbaca0d1915487d88857dd530f
SHA1 hash:
0dfc74636127d2cd4f31c534e9568b95720c112c
Link:
https://www.unpac.me/results/e0b7150d-44e4-42dc-8a2d-1c36e6d060de/
SH256 hash:
48c2d31acc0c9de4e78cf10a906fb274f9512bf32c221ed5d5272ba98e9f0b44
MD5 hash:
1e541a8d92056c764a76b7eeb3f589e8
SHA1 hash:
50666cbff8ddc27f8831a8c32bc1293e6af98f9e
Link:
https://www.unpac.me/results/e0b7150d-44e4-42dc-8a2d-1c36e6d060de/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/48c2d31acc0c/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/48c2d31acc0c9de4e78cf10a906fb274f9512bf32c221ed5d5272ba98e9f0b44

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 48c2d31acc0c9de4e78cf10a906fb274f9512bf32c221ed5d5272ba98e9f0b44

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments