MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 875733983c836e29d29a21fd994b28be1b379540eab625d440e0b1f83a581a12. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 875733983c836e29d29a21fd994b28be1b379540eab625d440e0b1f83a581a12
SHA3-384 hash: c4e123c0fceb6ce307d9a44308034ce9a7d80d2e6f8cf3879a687ef5b48d9ea3ec7e0becb0da6f5ec5806abd87995453
SHA1 hash: 277ca2287750cade5422d6283e456ecf17efcc00
MD5 hash: 874a06fff2cb92720919590c43596528
humanhash: march-spaghetti-glucose-march
File name:ORDER4095EAR.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:817'664 bytes
First seen:2020-10-23 06:50:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:DZR87MWZfkYdcmUhJxL9ViziHwIqC9P2+q6hh3Uh3NGnuMAmbo2yxhtoWBbkWgdH:9RsMpYKjJxCz1tCpTqgh1uabo2Vr
Threatray 2'642 similar samples on MalwareBazaar
TLSH DC056ADD762072EFC867D4728AA82C78EA50B4BB431F4243A42755ADDA4C897CF650F3
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: dlveltex.co
Sending IP: 111.90.140.219
From: Sebastian <Sebastian@dlveltex.com>
Subject: Attached selected items and confirmed copy of quotation for your reference.
Attachment: ORDER4095EAR.rar (contains "ORDER4095EAR.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/74938/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.424.32292.7755.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
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
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/507827
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
PE file contains section with special chars
PE file has nameless sections
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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 signatures2 2 Behavior Graph ID: 303038 Sample: ORDER4095EAR.exe Startdate: 23/10/2020 Architecture: WINDOWS Score: 100 49 Malicious sample detected (through community Yara rule) 2->49 51 Multi AV Scanner detection for dropped file 2->51 53 Sigma detected: Scheduled temp file as task from temp location 2->53 55 11 other signatures 2->55 9 ORDER4095EAR.exe 7 2->9         started        process3 file4 35 C:\Users\user\AppData\...\XrhmgOuwCOCAP.exe, PE32 9->35 dropped 37 C:\...\XrhmgOuwCOCAP.exe:Zone.Identifier, ASCII 9->37 dropped 39 C:\Users\user\AppData\Local\...\tmpCECD.tmp, XML 9->39 dropped 41 C:\Users\user\...\ORDER4095EAR.exe.log, ASCII 9->41 dropped 65 Detected unpacking (changes PE section rights) 9->65 67 Tries to detect virtualization through RDTSC time measurements 9->67 69 Injects a PE file into a foreign processes 9->69 71 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 9->71 13 ORDER4095EAR.exe 9->13         started        16 schtasks.exe 1 9->16         started        signatures5 process6 signatures7 73 Modifies the context of a thread in another process (thread injection) 13->73 75 Maps a DLL or memory area into another process 13->75 77 Sample uses process hollowing technique 13->77 79 Queues an APC in another process (thread injection) 13->79 18 explorer.exe 13->18 injected 22 conhost.exe 16->22         started        process8 dnsIp9 43 www.csmlisting.com 63.250.42.4, 49764, 80 NAMECHEAP-NETUS United States 18->43 45 www.jv041.com 107.164.242.216, 49769, 80 EGIHOSTINGUS United States 18->45 47 www.swipeclim.info 18->47 57 System process connects to network (likely due to code injection or exploit) 18->57 24 wlanext.exe 18->24         started        27 autoconv.exe 18->27         started        29 autochk.exe 18->29         started        31 cmd.exe 1 22->31         started        signatures10 process11 signatures12 59 Modifies the context of a thread in another process (thread injection) 24->59 61 Maps a DLL or memory area into another process 24->61 63 Tries to detect virtualization through RDTSC time measurements 24->63 33 conhost.exe 31->33         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/875733983c836e29d29a21fd994b28be1b379540eab625d440e0b1f83a581a12/
Threat name:
ByteCode-MSIL.Trojan.Heracles
Create hunting rule
Status:
Malicious
First seen:
2020-10-23 01:56:56 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=q5lthgb4qnxctuu2eh6zsszixyntpfka5k3clvca4cy7qosydija._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
14a46421d1c74515cbc85882822852abdd7272b66d2e42138a6d671f20d2f517
Formbook
162fdb36fbbaff1589c43a9d4ee712e15e8e123a562e569fcee28db30b756396
Formbook
3904b8ba4d99b9e8d8b75af02e5d6de0153ef59e5f03d9b30319acbe625ff986
Formbook
3ba3652f91657ae971efd9b9f9b6e6ebee6dbe4e23c2837825d21c7bd7997aac
Formbook
46c3ab59682596a8e030fb0bad3d31c59e502f68b9f3c112309edd82d27513c3
Formbook
5abc963a4cbaaee6582d5db264da8b2cb0c5a760115047a8df1e629c48dfc6e9
Formbook
691e25f141a0389dec22a7f9027a57ff7242cd2918f525e3c22e81c863f803c9
Formbook
796283950089c8792456eb6b2f89a148de3def99691115ae7aadf8dc930d4d4a
Formbook
a998850fc7940055baac6f61dde2d0e29836c9386ac87555549eeaa1a9998401
Formbook
b996922b219a28e3e73b7fcd375c012315b2327ba851109df3a9f3e5c884cbc4
Formbook
+ 2'632 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201023-ym5hqnf1w6/
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
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.sgssts.com/g456/
Unpacked files
SH256 hash:
875733983c836e29d29a21fd994b28be1b379540eab625d440e0b1f83a581a12
MD5 hash:
874a06fff2cb92720919590c43596528
SHA1 hash:
277ca2287750cade5422d6283e456ecf17efcc00
Link:
https://www.unpac.me/results/51d32493-563b-4a84-bf7b-419895e8ccef/
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/51d32493-563b-4a84-bf7b-419895e8ccef/
SH256 hash:
8d6de2b45b11bc96d80e69591d9ef60ea0fae9670d269e73f483322449eda0fe
MD5 hash:
fce7bf7e9104529e36b6b1ac5d981ca0
SHA1 hash:
2d6436cebf1dd7e7030ecb247e582291638c7d52
Link:
https://www.unpac.me/results/51d32493-563b-4a84-bf7b-419895e8ccef/
SH256 hash:
d5d4fc2dfe8bfe869d5a579e543435c3e85835c9a1ae0ed2d486ef3a20a49438
MD5 hash:
a4cd3be1f3807a54c65a51a3f55b6781
SHA1 hash:
35229874d93f107a2dbe84a5aa87b996c22562d7
Link:
https://www.unpac.me/results/51d32493-563b-4a84-bf7b-419895e8ccef/
SH256 hash:
098983a780bcbd476cb459e86cb49dd85fa4d553290e1c1502457e0c21599eba
MD5 hash:
d04c7483b91985ba26a0e9a8db32359a
SHA1 hash:
951bbf5d36b7fb13bb55fec42781734dbd61be70
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/51d32493-563b-4a84-bf7b-419895e8ccef/
Parent samples :
3ba3652f91657ae971efd9b9f9b6e6ebee6dbe4e23c2837825d21c7bd7997aac
b996922b219a28e3e73b7fcd375c012315b2327ba851109df3a9f3e5c884cbc4
3904b8ba4d99b9e8d8b75af02e5d6de0153ef59e5f03d9b30319acbe625ff986
14a46421d1c74515cbc85882822852abdd7272b66d2e42138a6d671f20d2f517
875733983c836e29d29a21fd994b28be1b379540eab625d440e0b1f83a581a12
f8c81561f37ddba17d61fcb467a60a449363b54e18440b7e4387f020f8eec556
228eb0132ab76525eec010514f7df3877e2eda9ebed55e52c79fdfeb934de1f7
288e38a633a49c3a30c842250ef331f22201b2acee124e9b108d498b28cb2ba3
bf0f998a45e4fe89a07880a10d8f9c7b2bd7437bf3bf338e3b1a43f0907b5d67
09a69eaeb01b142b7a251effc02e06a2401a5d072db06e194a1073bf91833f21
1111ec278f3c1d046b581b5652c984a8e262c6dc10374bd68074a8a28cb7b1fa
33fc5c4f2e4a32009080da98c148d44e193b25d4c99bc7122d80d26d17ea448b
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

rar b68bf1b4e65fd634af6ef0dd584cef8ab62f070a89f64cba60c64fba9c3a9760

Formbook

Executable exe 875733983c836e29d29a21fd994b28be1b379540eab625d440e0b1f83a581a12

(this sample)

  
Dropped by
MD5 9e1954376911b06e03f51d7c0f79efac
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b68bf1b4e65fd634af6ef0dd584cef8ab62f070a89f64cba60c64fba9c3a9760
Cape
Cape
https://www.capesandbox.com/analysis/74938/

Comments