MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2dc07e970dd5581d1bd22d69e454dceda70d8f87cc84757f86c094b2fdb7f985. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2dc07e970dd5581d1bd22d69e454dceda70d8f87cc84757f86c094b2fdb7f985
SHA3-384 hash: 67edfc67e3f13a2dd0120249b27ee1dbce82d43b4e04fd1c192368c683381a7a5a9558fe94155994b90d30c01eca5996
SHA1 hash: 12b265a19183685c13ebff8aeb0da7f891202b11
MD5 hash: 8b2c2a4e77c6b9eb8d65105014f634fe
humanhash: network-aspen-timing-green
File name:swift_43543.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:833'536 bytes
First seen:2021-03-22 10:06:54 UTC
Last seen:2021-03-22 12:44:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:kAl8ANFu+dldXQka7daosVjJP1AyZqKjlCqfQLEjdk45D:lNFu+dldXQka7daosVtdBZ1lXQLEjSg
Threatray 474 similar samples on MalwareBazaar
TLSH A005BF2E0A999537C07FD3B499E40003B331A127F596DB0A66C1D7A15FA6723798FB0E
Reporter cocaman
Tags:exe FormBook INVOICE

Intelligence

File Origin
# of uploads :
3
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
swift_43543.exe
Verdict:
Malicious activity
Analysis date:
2021-03-22 10:09:00 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4ca0b87e-b78f-4eac-a960-ac2c7ce90d5d

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/125881/
Detection(s):
Sanesecurity.Rogue.0hr.20210322-0709.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
DNS request
Sending an HTTP GET request
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
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.
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/647610
Signature
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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 netstat to query active network connections and open ports
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 372770 Sample: swift_43543.exe Startdate: 22/03/2021 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 8 other signatures 2->50 10 swift_43543.exe 6 2->10         started        process3 file4 32 C:\Users\user\AppData\Roaming\iHnnXvw.exe, PE32 10->32 dropped 34 C:\Users\user\AppData\Local\...\tmp2543.tmp, XML 10->34 dropped 36 C:\Users\user\AppData\...\swift_43543.exe.log, ASCII 10->36 dropped 62 Uses schtasks.exe or at.exe to add and modify task schedules 10->62 64 Tries to detect virtualization through RDTSC time measurements 10->64 66 Injects a PE file into a foreign processes 10->66 14 swift_43543.exe 10->14         started        17 schtasks.exe 1 10->17         started        signatures5 process6 signatures7 68 Modifies the context of a thread in another process (thread injection) 14->68 70 Maps a DLL or memory area into another process 14->70 72 Sample uses process hollowing technique 14->72 74 Queues an APC in another process (thread injection) 14->74 19 explorer.exe 14->19 injected 23 conhost.exe 17->23         started        process8 dnsIp9 38 www.10shotz.com 156.253.115.234, 49768, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 19->38 40 digitalagex.com 108.179.253.68, 49766, 80 UNIFIEDLAYER-AS-1US United States 19->40 42 15 other IPs or domains 19->42 52 System process connects to network (likely due to code injection or exploit) 19->52 54 Uses netstat to query active network connections and open ports 19->54 25 NETSTAT.EXE 19->25         started        signatures10 process11 signatures12 56 Modifies the context of a thread in another process (thread injection) 25->56 58 Maps a DLL or memory area into another process 25->58 60 Tries to detect virtualization through RDTSC time measurements 25->60 28 cmd.exe 1 25->28         started        process13 process14 30 conhost.exe 28->30         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2dc07e970dd5581d1bd22d69e454dceda70d8f87cc84757f86c094b2fdb7f985/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-22 06:59:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fxah5fyn2vmb2g6sfvu6ivg45wtq3d4hzschk74gycklf7nx7gcq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
00e599fadd6b7cd568751d9741ad77f85a7c9fdea785deed6898f348efd794fd
Formbook
411e56b415d4c23a741958c3f1ada72b3e958c078d27c339678bb690b7a895c3
Formbook
67b662f28ef6c6a148443ebece272e63e7eeb9d366032b4366fe459b7c5c41f8
Formbook
6c8d9b097832fec5088306fabfeb26cf5aa0c67153134f4c5e356cee935f871e
Formbook
727bc43e3d9cdf3e79c2232cf3f647bdf94ad2012c31403434c17e5bbeb3c339
Formbook
80b056a8c2fee08fd3361a8a271dea407425ca335275d49f81a1c50a06d9ed98
Formbook
b2697b1c939e346a4adcf8ed2cb4a0e493f2390a54a0457c95fea5485c2fa19b
Formbook
c8aaa220adc918c9972a9c588db765290bf51553bed7da48c604d188136d3073
Formbook
d8de6668573d3ceb90b6794ad11ce332f7d7ece1d4cc1c40b2279ebcdc71b5dd
Formbook
e091222f766082c33c0606405115206cb2d915929dfe2ac899b1945d6442c512
Formbook
+ 464 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210322-8tg69llyke/
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 UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.nutrigabrielacarvalho.com/m8es/
Unpacked files
SH256 hash:
813b2a3275b6e9e92254644e5932b0571f0e5239a1be1b44da464c24a04891cc
MD5 hash:
8582bafea8ed35ae55fb11a4fa80cd6d
SHA1 hash:
6e60cf3412001c3c98241ef86944b8402557434f
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/db2e8c19-91b2-42de-b1f6-e5edd3baa5de/
Parent samples :
2dc07e970dd5581d1bd22d69e454dceda70d8f87cc84757f86c094b2fdb7f985
92e01cf56625e95b0d5c7f0706403ddcb068bdcd82e82a45ed9c296f0df394d4
SH256 hash:
2685c82609983f44edebf48890bd857670ac231b1567dfbae8b1b932e8bf76f8
MD5 hash:
f91951f7d29b0c35cdf6506ec7feb355
SHA1 hash:
fd32d4cce084247d31d642fb5e90b753084b53d9
Link:
https://www.unpac.me/results/db2e8c19-91b2-42de-b1f6-e5edd3baa5de/
SH256 hash:
11b353e19dd8644084a81b3c973b03b320f3cb303b9d747b94313ffd3ec0e10a
MD5 hash:
1e9c40d69dccdd3e95aeb8656555a1a4
SHA1 hash:
51a39f7406d0bedcdd85de18f7b6a3ff96798fc7
Link:
https://www.unpac.me/results/db2e8c19-91b2-42de-b1f6-e5edd3baa5de/
SH256 hash:
2dc07e970dd5581d1bd22d69e454dceda70d8f87cc84757f86c094b2fdb7f985
MD5 hash:
8b2c2a4e77c6b9eb8d65105014f634fe
SHA1 hash:
12b265a19183685c13ebff8aeb0da7f891202b11
Link:
https://www.unpac.me/results/db2e8c19-91b2-42de-b1f6-e5edd3baa5de/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2dc07e970dd5581d1bd22d69e454dceda70d8f87cc84757f86c094b2fdb7f985

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Malspam

Formbook

rar f152b85bb3beb5fdb57de9c71588ccde6bd0d4b6e8e4295afc53ecedba861f16

Formbook

Executable exe 2dc07e970dd5581d1bd22d69e454dceda70d8f87cc84757f86c094b2fdb7f985

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 f152b85bb3beb5fdb57de9c71588ccde6bd0d4b6e8e4295afc53ecedba861f16
Cape
Cape
https://www.capesandbox.com/analysis/125881/

Comments