MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022
SHA3-384 hash: 09c91599517498a25b88472d3a2cc68a22175f5d0c77ccf87c6da571dbcc00baaf65cd27a8126a78f3d2f50040af900f
SHA1 hash: d2012092877e4b81935eaa73c10b34b2776905f6
MD5 hash: 66293734d46edcbe3ff8c366c9fc1553
humanhash: december-ack-oven-video
File name:DEX182020.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'219'584 bytes
First seen:2021-01-19 07:54:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:iz4bIBX05p6dJxYrzGhx1B2Wq4AkCQ2p6pHU2DVaT:izmOX0OdJxYr+CkCQ2p4HU2D
Threatray 3'536 similar samples on MalwareBazaar
TLSH C7458C1187C89B10DBBC57F46820856067EAB956F6B4F32CFDBD70E25F638A404AFA41
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DEX182020.exe
Verdict:
No threats detected
Analysis date:
2021-01-19 08:03:29 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5bfe037b-9725-47ee-86a3-b43cf4a8b1a7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/112824/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/584623
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 341348 Sample: DEX182020.exe Startdate: 19/01/2021 Architecture: WINDOWS Score: 100 31 www.ibusehat.info 2->31 33 www.apartmentnegotiator.com 2->33 35 apartmentnegotiator.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 5 other signatures 2->49 11 DEX182020.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\DEX182020.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 DEX182020.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 onewaytaxi.club 103.120.177.86, 49754, 80 NETMAGIC-APNetmagicDatacenterMumbaiIN India 18->37 39 charlesadoptionhome.com 68.65.122.235, 49752, 80 NAMECHEAP-NETUS United States 18->39 41 8 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 control.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022/
Threat name:
ByteCode-MSIL.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-01-19 07:55:12 UTC
AV detection:
13 of 46 (28.26%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kio2nz4bk5rivrk6wbqokwlpta4h7vdftyur75zpk3x4tidtiara._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
034a88044cda55e5e899dda57067450bb725109dcfc9147d6ae41d7b08584734
Formbook
098a33a70506458d7e349d06aac9ca3e3a2a3f73efa39d82942eeff3adc24509
Formbook
337be490c64d6bf931577dd90ea28277392a46ea541b61f1574dcd75aab02b0f
Formbook
43240f1dfbde94a0fb438b295e6ddb3ef5aa5ef82f42222312f2eb49b91f9de8
Formbook
73384c630a5bcbb5201f567aa142fc712df5c2ceb9b61c301a5e4a025af2b3ca
Formbook
7aa2116b5dcb055987e0e18b5e2f869eae15f6093adfd55b6a6d28b8be53dcb4
Formbook
a7df5fff3eb06082036dd6634fa7c5022c48ae5438e5cff66bc500906c16597e
Formbook
d087c47135a5a1f2aff88262dab08a447beb3c9a97aa18ee6a60212d81ee21f7
Formbook
dca4c9a7846a3ebb066c08583388adeb4b05e464f20abd10409ccf47164d8635
Formbook
e49c51a6864bf50e27baca58c5a2420046cae1803c5e0338af152b50d0dcc215
Formbook
+ 3'526 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/210119-p7l8l88xrn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.a-emeservice.com/m8ec/
Unpacked files
SH256 hash:
1d6ecf546163882d34d4bb2b7afa3889506ca3036ed536c4ed972ed89bdf5035
MD5 hash:
fb169513679d349cb2a7e4121bacfd4a
SHA1 hash:
26619d7ce0a175b9fc4fbfd7f4b105050562924f
Link:
https://www.unpac.me/results/73e5e60e-c2a2-4b4b-b4ac-e9b1ee02ec4b/
SH256 hash:
521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022
MD5 hash:
66293734d46edcbe3ff8c366c9fc1553
SHA1 hash:
d2012092877e4b81935eaa73c10b34b2776905f6
Link:
https://www.unpac.me/results/73e5e60e-c2a2-4b4b-b4ac-e9b1ee02ec4b/
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/521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022

File information

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

Malspam

Formbook

Executable exe 521da6e78157628ac55eb060e5596f98387fd4659e291ff72f56efc9a0734022

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/112824/

Comments