MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8f9dc774ab6e27b3116b72c28e68a88e087bc1648c1a96509c26e33575ba9cc. 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 1 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c8f9dc774ab6e27b3116b72c28e68a88e087bc1648c1a96509c26e33575ba9cc
SHA3-384 hash: e22e12acb2d60d4b4333ca7fb09aa0668be4a150992d824a3f57abc84903712054c5c16df688b0a00f5fb92680524b14
SHA1 hash: df0452e83d207d1ee53a266c41e7fba61826d520
MD5 hash: feee1095eefa33b433686815b5b318d7
humanhash: zulu-kentucky-mexico-zulu
File name:feee1095eefa33b433686815b5b318d7
Download: download sample
Signature Formbook
Create hunting rule
File size:275'988 bytes
First seen:2022-04-14 11:24:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3abe302b6d9a1256e6a915429af4ffd2 (277 x GuLoader, 38 x Formbook, 25 x Loki)
ssdeep 6144:zjgYXnHKLC3jxUlPesOt/0DPXh5UEuzWW:o2HPjIYKEEuzWW
Threatray 14'957 similar samples on MalwareBazaar
TLSH T1504413A637B444EFD18197F30FF75725A5769B158822A387FB11ABE32E172529C083C2
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 b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
277
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Stocklist_130422.xlsx
Verdict:
Malicious activity
Analysis date:
2022-04-14 06:37:58 UTC
Tags:
exploit CVE-2017-11882 loader formbook trojan stealer
Link:
https://app.any.run/tasks/aaffebb1-54e4-4b94-8899-970c643fb846

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/263687/
Detection(s):
Win.Trojan.Injectorx-9944056-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for the window
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/13852/overview
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/62580472482f2f41caada693/reports/b4c0b726-be92-4ed2-90a8-134a9420b54f/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c64dcc68-373f-48dd-9b02-982573df43a3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/976798
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 609286 Sample: MmVizmSgY2 Startdate: 14/04/2022 Architecture: WINDOWS Score: 100 38 www.meanmod.xyz 2->38 40 ghs.googlehosted.com 2->40 50 Multi AV Scanner detection for domain / URL 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 6 other signatures 2->56 12 MmVizmSgY2.exe 18 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\Local\...\vgblgov.exe, PE32 12->36 dropped 15 vgblgov.exe 1 12->15         started        process6 signatures7 62 Multi AV Scanner detection for dropped file 15->62 64 Tries to detect virtualization through RDTSC time measurements 15->64 18 vgblgov.exe 15->18         started        21 conhost.exe 15->21         started        process8 signatures9 42 Modifies the context of a thread in another process (thread injection) 18->42 44 Maps a DLL or memory area into another process 18->44 46 Sample uses process hollowing technique 18->46 48 Queues an APC in another process (thread injection) 18->48 23 explorer.exe 18->23 injected process10 process11 25 msiexec.exe 23->25         started        signatures12 58 Modifies the context of a thread in another process (thread injection) 25->58 60 Maps a DLL or memory area into another process 25->60 28 cmd.exe 1 25->28         started        30 explorer.exe 100 25->30         started        32 explorer.exe 108 25->32         started        process13 process14 34 conhost.exe 28->34         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c8f9dc774ab6e27b3116b72c28e68a88e087bc1648c1a96509c26e33575ba9cc/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2022-04-13 09:56:01 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0c66120f301e6e13d6b760c5a63f36aed5fd338626a5abfab3f3750b7302d992
Formbook
1d5e0028a025d76c09fbf798a8a3311ed7477c985b16ae8078b110e762778154
Formbook
4a7aa26a59cccaa38181f61e413214368bd2cb3b8aa9c93c8694cc7d37591a3f
Formbook
62a133737bf99458c62e6566242f54858beced700c8285b8e77b856166a6ec05
Formbook
6d1ae3278059d592ae7c4426df9456553b8abfbc3bd90ce0f8d1792e94ae95c2
Formbook
8392408d685d10ddf024a7e4f47976e03a00fd787bd4ee0932766c4b9b278bc0
Formbook
88eed605657dcc9cc542b4a3850b49e5ee83ffa39120c04669fb9f1d53955c43
Formbook
c652919676cc6f3ea808c6e1023de343d27ed8f72f4f1b94523c4ecfb09bf223
Formbook
+ 14'947 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:nk6l rat spyware stealer trojan
Link:
https://tria.ge/reports/220414-nh98jahgh5/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
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
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Unpacked files
SH256 hash:
e24ffd2ae582c20b1b6155377f5b31cc7eba94f214fecbdeffa3d5b5c42f63fe
MD5 hash:
46e5cfa195b87ce2d352b9985bc03fe8
SHA1 hash:
4e058350d01b3445f41cf671603a6b507d2b6dd5
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/ddfbba31-8de0-4ed9-bc8d-1d524eb78387/
Parent samples :
489c8be7126a5b724ad696451d925fe177b2ab7242b2c81d353af05c0f91dc93
48a55e83acb8abefebde16291d2a029f1a5400de4e7706a6708e06ca48de9592
e44419db3c7053d27cfe777eab3511f4861095e416875bcf1a52909d782cb453
2f46c6eb0fdc1567d3d51a3fb9b7c3d6247a4f51c8043d2f076770bdd193f4ff
a532c52eac805e4d436b96265c172a50026c866ee4f560b75d9b6d93ef71406a
723dc2166ea5533bec9f92b7547c6dff553c63b2f421d7ae26feea0c780c167a
534bf82b9bfdae2bd4afd8a8441237b69d926a5bf4d250f076b47b1377305f8f
7ed04ae044306c081040b3b0711a8d2fc725996e5f529a94c7ca88b56a944d75
4241f8761ef9ce0815fbced3432ee6cfde37ea453245b60b40abb9fd39003e59
bd7febfa6643e2189ff7a10305f9ed8cc76d205810721689ca3c6c8b2dd68c59
1d5e0028a025d76c09fbf798a8a3311ed7477c985b16ae8078b110e762778154
0d072a60b433f330d2ba97d75eae7af07e9d75bc6ed5b1065287661d05e82ab6
514f598da2f891eb754e272b24aaa04d445481bc2129df701ba5b33c0067fc6b
8392408d685d10ddf024a7e4f47976e03a00fd787bd4ee0932766c4b9b278bc0
c652919676cc6f3ea808c6e1023de343d27ed8f72f4f1b94523c4ecfb09bf223
4a7aa26a59cccaa38181f61e413214368bd2cb3b8aa9c93c8694cc7d37591a3f
bb4c6c01b5e866d18d6d6559242b42e79ca9980cd9dfa0db7b4331395a6b5204
62a133737bf99458c62e6566242f54858beced700c8285b8e77b856166a6ec05
0c66120f301e6e13d6b760c5a63f36aed5fd338626a5abfab3f3750b7302d992
88eed605657dcc9cc542b4a3850b49e5ee83ffa39120c04669fb9f1d53955c43
c8f9dc774ab6e27b3116b72c28e68a88e087bc1648c1a96509c26e33575ba9cc
1c1307eefcccf13fa510b275d6286cae2b6d6fdd5c656d0fe5d5479c09df3310
045b2713fa49b215c38ab96d39f3f46b056c46391cec1c4772e3e15b6dd2005a
51a4706290a1e3d57684d218dc1bc95bb7435ae9108a1d845d6eaa88fdddcb40
23581aadb0b15a41f3e5d8e7cf7abe496795f3926703699962c37aa74a125bf3
5db721b707413a375c8804a1df44fc36a679bf059679a05d4deb3e99d81880b5
SH256 hash:
83041c76bcb6510484a6bc0caebc1ab4cf8068f80ac2b263b49be6f98339a5e5
MD5 hash:
2448c5a207d369c47fbd851441d7aea0
SHA1 hash:
92b59a01305456f7d2e2e25e5a02d30aec578424
Link:
https://www.unpac.me/results/ddfbba31-8de0-4ed9-bc8d-1d524eb78387/
SH256 hash:
c8f9dc774ab6e27b3116b72c28e68a88e087bc1648c1a96509c26e33575ba9cc
MD5 hash:
feee1095eefa33b433686815b5b318d7
SHA1 hash:
df0452e83d207d1ee53a266c41e7fba61826d520
Link:
https://www.unpac.me/results/ddfbba31-8de0-4ed9-bc8d-1d524eb78387/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c8f9dc774ab6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/c8f9dc774ab6e27b3116b72c28e68a88e087bc1648c1a96509c26e33575ba9cc

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:Ins_NSIS_Buer_Nov_2020_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect NSIS installer used for Buer loader

File information

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

Web download

Formbook

Executable exe c8f9dc774ab6e27b3116b72c28e68a88e087bc1648c1a96509c26e33575ba9cc

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2147050/
Cape
Cape
https://www.capesandbox.com/analysis/263687/

Comments


Avatar
zbet commented on 2022-04-14 11:24:10 UTC

url : hxxp://103.94.127.58/nemcsa.exe