MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 82c118d71fb0433b051b37a040f31f2455ceb3ddd01b7d314cf6b1f4648d454d. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 82c118d71fb0433b051b37a040f31f2455ceb3ddd01b7d314cf6b1f4648d454d
SHA3-384 hash: cdc6702914fd1eeb1580763810c9ef153bc96122a114a2be1810fbd41c49b251e509a36e27fea8e1d6f37d86ecc232bf
SHA1 hash: d76e50ba12ea567584f9ee992b60bbf838be3c0a
MD5 hash: 6fc44193a2a79ad1bd15606386bb0cb0
humanhash: hawaii-alabama-king-california
File name:PO20210120.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:966'144 bytes
First seen:2021-01-21 04:15:22 UTC
Last seen:2021-01-21 05:52:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:CjC5OSRD1gYUGwKAzgZzwNrBuQpnERHgD:CwnD1gYUnKAzCk3BEi
Threatray 3'602 similar samples on MalwareBazaar
TLSH 5D257CA9321072DFC9A7CD36D9681C64FBA0B477930BD247A06315ED9A0D997EF240F2
Reporter Anonymous
Tags:FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
144
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO20210120.exe
Verdict:
Malicious activity
Analysis date:
2021-01-21 04:19:09 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/4ada2128-9f42-4ea6-bf56-6694766664ca

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/113203/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.42809.24509.1954.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Launching cmd.exe command interpreter
Enabling autorun by creating a file
Unauthorized injection to a system process
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/586862
Signature
Binary contains a suspicious time stamp
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 342457 Sample: PO20210120.exe Startdate: 21/01/2021 Architecture: WINDOWS Score: 100 43 www.inspirationalsblog.com 2->43 51 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->51 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 11 other signatures 2->57 11 PO20210120.exe 7 2->11         started        signatures3 process4 file5 35 C:\Users\user\AppData\...\hTvBqiZhSaoi.exe, PE32 11->35 dropped 37 C:\Users\...\hTvBqiZhSaoi.exe:Zone.Identifier, ASCII 11->37 dropped 39 C:\Users\user\AppData\Local\...\tmp6885.tmp, XML 11->39 dropped 41 C:\Users\user\AppData\...\PO20210120.exe.log, ASCII 11->41 dropped 67 Detected unpacking (changes PE section rights) 11->67 69 Detected unpacking (overwrites its own PE header) 11->69 71 Tries to detect virtualization through RDTSC time measurements 11->71 15 PO20210120.exe 11->15         started        18 schtasks.exe 1 11->18         started        signatures6 process7 signatures8 73 Modifies the context of a thread in another process (thread injection) 15->73 75 Maps a DLL or memory area into another process 15->75 77 Sample uses process hollowing technique 15->77 79 Queues an APC in another process (thread injection) 15->79 20 explorer.exe 15->20 injected 24 conhost.exe 18->24         started        process9 dnsIp10 45 www.morkiehouse.com 81.17.18.198, 49746, 80 PLI-ASCH Switzerland 20->45 47 kythuatxetnghiemyhoc.com 103.124.93.25, 49745, 80 NHANHOA-AS-VNNhanHoaSoftwarecompanyVN Viet Nam 20->47 49 6 other IPs or domains 20->49 59 System process connects to network (likely due to code injection or exploit) 20->59 26 colorcpl.exe 20->26         started        29 autochk.exe 20->29         started        signatures11 process12 signatures13 61 Modifies the context of a thread in another process (thread injection) 26->61 63 Maps a DLL or memory area into another process 26->63 65 Tries to detect virtualization through RDTSC time measurements 26->65 31 cmd.exe 1 26->31         started        process14 process15 33 conhost.exe 31->33         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/82c118d71fb0433b051b37a040f31f2455ceb3ddd01b7d314cf6b1f4648d454d/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2021-01-20 14:32:28 UTC
AV detection:
13 of 43 (30.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qlarrvy7wbbtwbi3g6qeb4y7erk45m652anx2mkm62y7izenivgq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0ae22d4877231b64b2e9e1252bbe8636ea43fe5692ca899733e715ccfc82e224
Formbook
0d41517fe048b21edfd59458b0dc8966e53daacdb7e7c5a7bdc7dab5bf233bd1
Formbook
11ed6cc2222d5e0db7cc26544b9acf7370f2dab930e73a7268d388d73674b776
Formbook
99aae5746d65a99f7d5f1f289d0acebde486e580abfe29976806204b23de6b8d
Formbook
b7f9546fa9fb928d856b69a70174d693a84c641ad193e88e48c07cdb92751e03
Formbook
cf63918e0cb789a778c7eac7c1b5d896db35caa3fa9fd179b95a4101f5856af7
Formbook
cf6959fe2bb4c2e078a8bb51c097dfd79bc0ca5cd296090a897ecb30a3ee6102
Formbook
ded4435057919aa79f8453db4172ffd89198323fa247e70daa418a7a21136df2
Formbook
f777596fe0fa9c11e6ff244810d6c6d4846f9c03b8840ad88ac8853de8a766db
Formbook
f8a388fc032aa7fdf80ed5bad850e3429ee27614bd6152efaa090fc77ad3bc6a
Formbook
+ 3'592 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook ransomware rat spyware stealer trojan
Link:
https://tria.ge/reports/210121-srjhres2ln/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.adamjbrowne.com/knb/
Unpacked files
SH256 hash:
e36c54384773ca50c45fdad601274ff6c084487c4e5894316e25b6a8c0a3350c
MD5 hash:
81ee3caeeb544096a33c16da69679371
SHA1 hash:
ea706a60f5299116512e2a657cfbb49edc447c70
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/deb27f96-2e78-4d61-aa84-de7df296cafb/
Parent samples :
0d41517fe048b21edfd59458b0dc8966e53daacdb7e7c5a7bdc7dab5bf233bd1
99aae5746d65a99f7d5f1f289d0acebde486e580abfe29976806204b23de6b8d
82c118d71fb0433b051b37a040f31f2455ceb3ddd01b7d314cf6b1f4648d454d
898746d8c0bc244b1a1b7ad40e440bc2ea3ad1f058c5782e4d043ff61add8235
57cfa9ebc3f12db279f1303ceffc86e3ba3a12505f787d8453f200306319e145
SH256 hash:
3387302a14652ca8b7e72180af42679d41804cfbd054520863d7f4d43da134a6
MD5 hash:
c0c2bf2bbeb6488b5c2696fa35284150
SHA1 hash:
dcad72ef2a4133f609cb288db04e02d17b9f1816
Link:
https://www.unpac.me/results/deb27f96-2e78-4d61-aa84-de7df296cafb/
SH256 hash:
639c0c856cfe94ce8aae2265c6fba934ad206f9f1a9bf596e0552573ccff0f3a
MD5 hash:
fba2f83f420c00cadcdc65b204361127
SHA1 hash:
fc2d7730192cfa7c3a67c5aa543acda6203f42ab
Link:
https://www.unpac.me/results/deb27f96-2e78-4d61-aa84-de7df296cafb/
SH256 hash:
079943c0ed15697dc0fab2fe8f556fdf155bbec5308b10d4cba7c2a199cb941a
MD5 hash:
0c338070e864dcef67a68ea5c8e22f38
SHA1 hash:
a54e8163a193a7ddc7d87de1ac95cbced9451b50
Link:
https://www.unpac.me/results/deb27f96-2e78-4d61-aa84-de7df296cafb/
SH256 hash:
82c118d71fb0433b051b37a040f31f2455ceb3ddd01b7d314cf6b1f4648d454d
MD5 hash:
6fc44193a2a79ad1bd15606386bb0cb0
SHA1 hash:
d76e50ba12ea567584f9ee992b60bbf838be3c0a
Link:
https://www.unpac.me/results/deb27f96-2e78-4d61-aa84-de7df296cafb/
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/82c118d71fb0433b051b37a040f31f2455ceb3ddd01b7d314cf6b1f4648d454d

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:crime_win32_ransom_avaddon_1
Create hunting rule
Author:@VK_Intel
Description:Detects Avaddon ransomware
Reference:https://twitter.com/VK_Intel/status/1300944441390370819

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/113203/

Comments