MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 61cd0eb067277dda91558901ac1d3b45bf56f4d4fec39270e4975de550477513. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 61cd0eb067277dda91558901ac1d3b45bf56f4d4fec39270e4975de550477513
SHA3-384 hash: 24c3eaba4c277eff8fc9c0cc53b21b1464b2728781374a0193fc45b08e05693e9c7f79f5dadcae3eb34e789d2ec0b309
SHA1 hash: 89be147121d06b28591872c08c0ff6239e304241
MD5 hash: 713b6da132c1b97af9dc8ad05055a08a
humanhash: william-march-black-robert
File name:104500.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:711'168 bytes
First seen:2020-10-20 08:32:45 UTC
Last seen:2020-10-21 14:16:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:4/e0Rsk2iNwRLKROZSm2gkA5ydE6ag5xtgxbzyfg9z/Zz5x5KHDQdnt:4TF1S3SDA5ydNvxKxvYgN/VVKji
Threatray 2'576 similar samples on MalwareBazaar
TLSH 75E4F1B123FCAF65E03E57B9117051419FF1A427C762E6997EDD22AE4F12B420A33722
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: leader-mutual.com
Sending IP: 103.153.79.195
From: "PRASAD EAST FISH PROCESSING LLC" <terri@leader-mutual.com>
Subject: PROFORMA _ TRUFFLEZ - 104500 : NEW ORDER REQUEST_SEAFOOD_TRUFFLEZ
Attachment: 104500.zip (contains "104500.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/73351/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching a process
Creating a file
Launching the process to change network settings
Launching cmd.exe command interpreter
Forced shutdown of a system process
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/497341
Signature
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 signatures2 2 Behavior Graph ID: 300868 Sample: 104500.exe Startdate: 20/10/2020 Architecture: WINDOWS Score: 100 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected AntiVM_3 2->41 43 3 other signatures 2->43 10 104500.exe 3 2->10         started        process3 file4 27 C:\Users\user\AppData\...\104500.exe.log, ASCII 10->27 dropped 13 RegSvcs.exe 10->13         started        process5 signatures6 51 Modifies the context of a thread in another process (thread injection) 13->51 53 Maps a DLL or memory area into another process 13->53 55 Sample uses process hollowing technique 13->55 57 2 other signatures 13->57 16 explorer.exe 13->16 injected process7 dnsIp8 29 www.sgbanfang.com 146.148.194.209, 49707, 80 HENGTONG-IDC-LLCUS United States 16->29 31 www.ocewnbank.com 199.59.242.153, 49708, 49709, 80 BODIS-NJUS United States 16->31 33 2 other IPs or domains 16->33 35 System process connects to network (likely due to code injection or exploit) 16->35 20 msdt.exe 16->20         started        signatures9 process10 signatures11 45 Modifies the context of a thread in another process (thread injection) 20->45 47 Maps a DLL or memory area into another process 20->47 49 Tries to detect virtualization through RDTSC time measurements 20->49 23 cmd.exe 1 20->23         started        process12 process13 25 conhost.exe 23->25         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/61cd0eb067277dda91558901ac1d3b45bf56f4d4fec39270e4975de550477513/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-20 02:29:42 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mhgq5mdhe565vekvrea2yhj3iw7vn5gu73bze4hes5o6kuchoujq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
93a0f97c3198a1ba4fafeb2c5fd7bd44f425cc5c9ad126880128d1ec22cc22ec
Formbook
9b9d8f51a8cf586b0380629f644676e0dce350466b06224523e01db393522339
Formbook
c611c4446e4604531e8e096508422fd01b23d26c424f9625d049e7edaf4f566a
Formbook
c8946b73ca20ba2454e510f081a9d33d60d1ba9291471a0ba5abb649ff0d25d4
Formbook
d4014ac2689b47f11708425cad3d8aa02dd05ee6d6745006156dffbe0a27b4be
Formbook
e232dc56a916d659961271caf129b47c5fa561f71ecff17f6c96801cd7b50820
Formbook
e3a99ce882e0faa9a119c9a4d7f91368463f38f7cd20ae48528c267ac6a19968
Formbook
e6d2c97461c6aac9ea130eaa96f9927b57998c04b5e7573a555caa729178a70c
Formbook
e8383b3c3d533f13eb4b642b48d587cddaf187f0d1719e829f5e4cf5eea24969
Formbook
f4854fb409d136b74193144c50c888b36bbbbcde71b52acb5f8177a862ebd76c
Formbook
+ 2'566 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/201020-5g973ye84n/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.digitalcashteam.com/glt/
Unpacked files
SH256 hash:
bef0b2a4c098dbd87e68a81d2c4b644dc032806c40aad2a692e358b599bf4e89
MD5 hash:
2285719e2565a4b6ded2e8da5d7a6a76
SHA1 hash:
7e745bb6381b0cbe1e95ec8ee33b434ff12b22bf
Link:
https://www.unpac.me/results/f5798f28-6283-4074-b700-21d83b804526/
SH256 hash:
d918c11e05e2dbc7d90eb8782dec2493d4867b30b8a5d127de77b0a6dd7acb47
MD5 hash:
9ca373fd4098add09f003f607bb9f288
SHA1 hash:
a93b570adf0a7b1543da4d2f67d450c4be912f66
Link:
https://www.unpac.me/results/f5798f28-6283-4074-b700-21d83b804526/
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/f5798f28-6283-4074-b700-21d83b804526/
SH256 hash:
2657c78285f08d3270f8722b21d405ccabe052a892bb3cac855ea134c6d66bf1
MD5 hash:
98ed1fb230abecf136a308c85866bdb7
SHA1 hash:
3a81b5584a52acd8ac5b71b19c17573e4e49635a
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f5798f28-6283-4074-b700-21d83b804526/
Parent samples :
61cd0eb067277dda91558901ac1d3b45bf56f4d4fec39270e4975de550477513
759f0e7cf8b5ab1301ed2a96bfdfb938660c0acbea1cfa87c5e33c3f976afb43
37be898f8c2b0f9dfc4663070ae1ac1fd0f4edc08760d5c40fb18c7353f7f476
ce7d07f009b3e4548e852f20cc95dd3ab2a01f19f98279666bda63fc60edd77f
4c73fd4286e76a094eefafe5369f3a184ca4a38d567ae6dfad61645bf968a83f
28c2f982e046fd592e5a6d27294437b3b603a90d3f21fc7a9194e070f7c988c9
SH256 hash:
61cd0eb067277dda91558901ac1d3b45bf56f4d4fec39270e4975de550477513
MD5 hash:
713b6da132c1b97af9dc8ad05055a08a
SHA1 hash:
89be147121d06b28591872c08c0ff6239e304241
Link:
https://www.unpac.me/results/f5798f28-6283-4074-b700-21d83b804526/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/61cd0eb067277dda91558901ac1d3b45bf56f4d4fec39270e4975de550477513

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

zip 8d89bced67097a109af4763977b6c6fce4dbf390f4dbb00512897967d4fa874f

Formbook

Executable exe 61cd0eb067277dda91558901ac1d3b45bf56f4d4fec39270e4975de550477513

(this sample)

  
Dropped by
MD5 f185da8a51d0a3cde1df86b269234e88
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/73351/
  
Dropped by
SHA256 8d89bced67097a109af4763977b6c6fce4dbf390f4dbb00512897967d4fa874f

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