MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51
SHA3-384 hash: 5505b85b0ab2c5dd02b323f861be1dadeedbeae26a2444aa221b639f727ff4c18ee19796fece301a8c11d4725e959029
SHA1 hash: 7c6ce552365a783ac7b20a813f4c16121a0b2fcf
MD5 hash: 1019f7112841e8f2aa1217fb6afc4108
humanhash: ohio-summer-summer-cold
File name:Grafinger-CVE2-530334.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:238'243 bytes
First seen:2022-11-18 08:52:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 29b61e5a552b3a9bc00953de1c93be41 (174 x Formbook, 82 x AgentTesla, 81 x Loki)
ssdeep 6144:8Ea0Zp7byTd4L0mqXSeSdgqS+Jlbv5J/wQ7dEaBqGEm:Lp7b6d4LJrk+JBv5Jo70
TLSH T145341222B8C0D53BEAC37BB419F39BA5C17A591005899483DB911E2F6FBD403E66F354
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
252
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Grafinger-CVE2-530334.exe
Verdict:
Malicious activity
Analysis date:
2022-11-18 08:53:44 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/5100b2d6-c76d-4291-9703-a3d290c931dd

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/335698/
Detection(s):
SecuriteInfo.com.TrojanX-gen.14393.13638.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Searching for synchronization primitives
Reading critical registry keys
DNS request
Sending an HTTP GET request
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:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook lokibot overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/637747ee2445ecec3cc4d40d/reports/231aa0f6-c3b1-435d-b99f-7aa42fb59d08/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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/210b07d7-fb1c-47d4-9bdb-ce753615c46b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1116403
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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 domain / URL
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)
Uses netsh to modify the Windows network and firewall settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 749115 Sample: Grafinger-CVE2-530334.exe Startdate: 18/11/2022 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic 2->33 35 Multi AV Scanner detection for domain / URL 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 5 other signatures 2->39 9 Grafinger-CVE2-530334.exe 18 2->9         started        process3 file4 25 C:\Users\user\AppData\Local\...\ehwioclj.exe, PE32 9->25 dropped 12 ehwioclj.exe 9->12         started        process5 signatures6 55 Multi AV Scanner detection for dropped file 12->55 57 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 12->57 59 Maps a DLL or memory area into another process 12->59 15 ehwioclj.exe 12->15         started        process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 27 hkpv5tw3.n.029482.shop 20.24.106.32, 49720, 80 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 18->27 29 www.tranparen.xyz 162.213.253.236, 49723, 49724, 80 NAMECHEAP-NETUS United States 18->29 31 7 other IPs or domains 18->31 41 System process connects to network (likely due to code injection or exploit) 18->41 43 Performs DNS queries to domains with low reputation 18->43 45 Uses netsh to modify the Windows network and firewall settings 18->45 22 netsh.exe 13 18->22         started        signatures11 process12 signatures13 47 Tries to steal Mail credentials (via file / registry access) 22->47 49 Tries to harvest and steal browser information (history, passwords, etc) 22->49 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-11-18 00:43:05 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=cauladhsmz4muzeuq4qofdpja66z2jzuwhe4uv55m2psrytyrziq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:codp rat spyware stealer trojan
Link:
https://tria.ge/reports/221118-kta12aha35/
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
Blocklisted process makes network request
Executes dropped EXE
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/69a21a31-ac73-4dfa-8543-b35b52f66242
Unpacked files
SH256 hash:
327444ff2c4ce5c4d8875064a25fa739e595b26be151f5a0808538bc93d72ba8
MD5 hash:
f6c88223639fdd67594902d15487dc16
SHA1 hash:
3c04af768bb383f22295e40ac0275f7a61efb8c0
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/aea67527-7cb1-4a9a-bb39-0cfbc2aec3f7/
Parent samples :
aabd50ed2fa819acc63c5209c80e7f18571057e452fae36f2b8fea580622ec9b
4360d49ba715f4d926b03b7384f3aaba7833d5545fb3f7cfb35630ef97f49486
1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51
cc1855b15da95ee6f12af62ae679cf0e9c753c053c19cf94c939587ad9658fed
4aba8fe16a25f04df115b34a57b6fff9782664c208348cf57d921d12f158c8b1
SH256 hash:
8b6b0e1e4eb9d0613d8857b246d58302e9fbe6f2663e58415a6a5e204d9ac32d
MD5 hash:
146cdd7fd823679066f199cbc13946f6
SHA1 hash:
27cd81583a69dfdd1f5d550f83421a7d5804a8fe
Link:
https://www.unpac.me/results/aea67527-7cb1-4a9a-bb39-0cfbc2aec3f7/
SH256 hash:
c1e3958212bbddc9a631618b0eb438a7308bcb80b544925f1e48ebd40cc676a3
MD5 hash:
2eea90e8cd794f2512eb700a0cef3fe5
SHA1 hash:
91187a471f749e4d9cb4b8aead1358f5ae910bc0
Link:
https://www.unpac.me/results/aea67527-7cb1-4a9a-bb39-0cfbc2aec3f7/
SH256 hash:
1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51
MD5 hash:
1019f7112841e8f2aa1217fb6afc4108
SHA1 hash:
7c6ce552365a783ac7b20a813f4c16121a0b2fcf
Link:
https://www.unpac.me/results/aea67527-7cb1-4a9a-bb39-0cfbc2aec3f7/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1028b00cf266/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

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

Malspam

Formbook

Executable exe 1028b00cf26678ca64948720e28de907bd9d2734b1c9ca57bd669f28e2788e51

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/335698/

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