MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c8afc7e873c1fc04cfc9cc2331ed6f46dad4defd1158e39f10258ee4b477758. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c8afc7e873c1fc04cfc9cc2331ed6f46dad4defd1158e39f10258ee4b477758
SHA3-384 hash: acab94408c2cbb2cb79657254d621ccd7d56a4db520e48a27de8f86269f3f1bf2aa8715add12d55431d011caf44d9175
SHA1 hash: a4ed48f10757549cf114a656da7fc7d9d27be36e
MD5 hash: fa4058c74adee3029c00d0e40d0e2461
humanhash: timing-triple-bakerloo-iowa
File name:DHL_AWB# 9678547836_xlsx.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:260'543 bytes
First seen:2022-03-29 16:09:18 UTC
Last seen:2022-03-29 16:40:17 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 3072:61NjcVVnLpPuJbph1KmUymKMpTtBg+pVsiWSOMPbwaY7gaNTjSQ8sXNZQMIG1LhO:aNeZwpNULKMpTTg+pQSlsbjX371Lfh3W
Threatray 14'481 similar samples on MalwareBazaar
TLSH T1854402105BE6C03BE09A3F315934192A7BA9BE29DC241F0B7774BEA57B3134D21C9392
File icon (PE):PE icon
dhash icon 015c3eae8ede1c21 (15 x Formbook, 1 x Loki)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
206
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/259335/
Detection(s):
SecuriteInfo.com.Trojan.Loader.1003.26362.13265.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Setting browser functions hooks
Unauthorized injection to a recently created process
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/12015/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe lokibot overlay packed python shell32.dll
Link:
https://www.filescan.io/uploads/62432f5b1f204239484c0a83/reports/39b098f1-d4b9-4b36-bb48-5b861f4b50e0/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/b68159e4-55b9-45af-8e5c-16141f4d87d7
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/966916
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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)
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
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 599405 Sample: DHL_AWB# 9678547836_xlsx.exe Startdate: 29/03/2022 Architecture: WINDOWS Score: 100 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 50 4 other signatures 2->50 11 DHL_AWB# 9678547836_xlsx.exe 18 2->11         started        process3 file4 32 C:\Users\user\AppData\Local\Temp\stkbjv.exe, PE32 11->32 dropped 14 stkbjv.exe 11->14         started        process5 signatures6 58 Multi AV Scanner detection for dropped file 14->58 60 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->60 62 Tries to detect virtualization through RDTSC time measurements 14->62 64 Injects a PE file into a foreign processes 14->64 17 stkbjv.exe 14->17         started        process7 signatures8 36 Modifies the context of a thread in another process (thread injection) 17->36 38 Maps a DLL or memory area into another process 17->38 40 Sample uses process hollowing technique 17->40 42 Queues an APC in another process (thread injection) 17->42 20 explorer.exe 17->20 injected process9 process10 22 cmmon32.exe 20->22         started        signatures11 52 Modifies the context of a thread in another process (thread injection) 22->52 54 Maps a DLL or memory area into another process 22->54 56 Tries to detect virtualization through RDTSC time measurements 22->56 25 explorer.exe 1 155 22->25         started        28 cmd.exe 1 22->28         started        process12 dnsIp13 34 192.168.2.1 unknown unknown 25->34 30 conhost.exe 28->30         started        process14
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c8afc7e873c1fc04cfc9cc2331ed6f46dad4defd1158e39f10258ee4b477758/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-03-29 14:50:06 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
25 of 42 (59.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rsfpy7uhhqp4ath4ttbdghww6rw22tpp2eky4oprajmo4s2ho5ma._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
156b5c448e30912d7d21ca87fbb01a5c9006a3093c236e05809a4b4ecacd7400
Formbook
3c0036c86eda77a41369d7727d4825c280a8a32641e66bdb4b67e80d95ced9f0
Formbook
4e928ac3e9f7561e6ffe01ded9a72973da0282a4fbb07c3f94cbc2b40bdb13f3
Formbook
4fd44b1855341a3f6f31e08e4ad288747ecb8e5b8637b95fff99aa689de07446
Formbook
6bd24ce0a16599d97686146c6a822023f0f4896fcee914eed9a4e45a7e46b864
Formbook
8c7c6966c40ca10cdb43c9520c24ae932e63429fbc858b2c05f94f1bedbe0efa
Formbook
8ee14be97acb9a642ba750f83102361ffa086aeeb3b802531259332fa14e5484
Formbook
90f9e8094fe8847f4b4521afafd5c5e59d4368ddc26a4f589730cd998520fd50
Formbook
e99eb13ad6ea14742e5e62076e912de73cfd9b27ae3152cd8c84bcfbfe491894
Formbook
+ 14'471 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:r75h rat spyware stealer trojan
Link:
https://tria.ge/reports/220329-tmcqqagae2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
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
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Unpacked files
SH256 hash:
5828f46a74d4e565f97c0209f69dc98feaa553c0429c6b75deef1aa42574e0dc
MD5 hash:
3628854688b17f372f94492a92ce4e99
SHA1 hash:
aad21da93f4d65cd081170b45cc53d6a904aa3d2
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/fa1628c2-1298-42b6-a0dc-2ed161b0852c/
Parent samples :
4e928ac3e9f7561e6ffe01ded9a72973da0282a4fbb07c3f94cbc2b40bdb13f3
8c8afc7e873c1fc04cfc9cc2331ed6f46dad4defd1158e39f10258ee4b477758
90a94c8fc04be1d50454c2bc82163be02335f3a05c001b0aa4d2cab14185135f
595aeb742ed58096ce56f0d2b211914d1a32bf1f56fa28e9ac64edf7cb335a9f
add90f420c37b1391d4e3c22020c664c36a0dc0e0b6c43bfcc2a5f092fa18f0c
74629548435c5209dc523d8e9ae8de11527f646205937d7f645d7db4fe8dfbc0
SH256 hash:
441b9d1ed51f874ac7e58b6a28e64e67d5e60cddd656999c7a46a91448b282bf
MD5 hash:
7bdb0f2293ef12499cfd513283c2a226
SHA1 hash:
9aa91de1789fd39fc40e0efcbf968c09742ff04e
Link:
https://www.unpac.me/results/fa1628c2-1298-42b6-a0dc-2ed161b0852c/
SH256 hash:
8c8afc7e873c1fc04cfc9cc2331ed6f46dad4defd1158e39f10258ee4b477758
MD5 hash:
fa4058c74adee3029c00d0e40d0e2461
SHA1 hash:
a4ed48f10757549cf114a656da7fc7d9d27be36e
Link:
https://www.unpac.me/results/fa1628c2-1298-42b6-a0dc-2ed161b0852c/
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/8c8afc7e873c1fc04cfc9cc2331ed6f46dad4defd1158e39f10258ee4b477758

File information

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

Malspam

Formbook

Executable exe 8c8afc7e873c1fc04cfc9cc2331ed6f46dad4defd1158e39f10258ee4b477758

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/259335/

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