MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c1784c72cf689294811cf3f79a5b05a42207842e718bc1a3a2d40fa80d876ff8. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c1784c72cf689294811cf3f79a5b05a42207842e718bc1a3a2d40fa80d876ff8
SHA3-384 hash: 1f68ce638ecd3030bbedd480ef6f02de344d1481f9e2e5609cacebd25b999558b5d0b607c2618435aaa932a2431200fe
SHA1 hash: c53369b42c4bf06b83e121e44693ab49c39058ad
MD5 hash: b96e1cc146269b91b018969fe884ae4d
humanhash: chicken-wolfram-blossom-social
File name:Payment Advice.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:520'704 bytes
First seen:2022-05-16 09:02:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:cJ3ElS7xTeMQjzET40bhSIfAUB9qcXik0XA:cJ3ElqVe5zS40bjAa9qYi
Threatray 15'526 similar samples on MalwareBazaar
TLSH T19EB42255E6EC4221D4BAA6B87B3600250AF2F967D463DA7C5CD380EB2E77700CF11A97
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon c0b0c6c8a896a0c0 (20 x AgentTesla, 19 x Formbook, 12 x Loki)
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
1
# of downloads :
218
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Payment Advice.exe
Verdict:
Malicious activity
Analysis date:
2022-05-17 01:20:52 UTC
Tags:
formbook trojan stealer phishing
Link:
https://app.any.run/tasks/d348d2d1-bd14-4349-81d4-494d50861e46

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/270965/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/628213476b2a366ce414760a/reports/1c5ccf8e-b2ac-487e-a51e-acd0f3488b0a/overview
Result
Verdict:
UNKNOWN
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/4fd87700-c110-4574-990a-99d6b6975f02
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/994725
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Snort IDS alert for network traffic
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 627218 Sample: Payment Advice.exe Startdate: 16/05/2022 Architecture: WINDOWS Score: 100 31 www.oncoromania.com 2->31 33 www.lifeonthedailyjournal.com 2->33 35 2 other IPs or domains 2->35 43 Snort IDS alert for network traffic 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 11 other signatures 2->49 11 Payment Advice.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\Payment Advice.exe.log, ASCII 11->29 dropped 61 Injects a PE file into a foreign processes 11->61 15 Payment Advice.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 www.bscgroupstore.com 208.215.218.15, 49802, 80 QTIUS United States 18->37 39 timbercreativestudio.com 137.184.27.244, 49800, 80 PANDGUS United States 18->39 41 7 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 cscript.exe 18->22         started        signatures11 process12 signatures13 53 Self deletion via cmd delete 22->53 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c1784c72cf689294811cf3f79a5b05a42207842e718bc1a3a2d40fa80d876ff8/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-05-16 09:03:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
9 of 41 (21.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yf4ey4wpncjjjai46p3zuwyfuqrapbboogf4di5c2qh2qdmhn74a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3b7797226ad94650caea53b5fbc430091fbb9346c88966b83f6402d0cd05904b
Formbook
441ba10d2078c45be3d266523f77b59a1478f61ce09f2097ccc276d534c35855
Formbook
786940cf8fc524d46f8b3a0e72883d63c23315ea642c38f75d897e2162404e3e
Formbook
b8d8a8ab682956d7abd31c4fa49690ece5f9349ea7753e83243ef5a933df4684
Formbook
cd5b94ad47b93503f85f4896cf0281009a48ef6676454b8fc581f2bff48b5ba8
Formbook
d7dc569e0cf8cc6afc0a4a922263195ea12051b1db428fcf9fba724d90261a5e
Formbook
eba97a314b1c02ecdd75fe691c6883b214dc0b239d0ba39b7d578162b5218ad0
Formbook
+ 15'516 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader campaign:eatw loader persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220516-kz1hwagae2/
Behaviour
Modifies Internet Explorer settings
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
Drops file in Program Files directory
Suspicious use of SetThreadContext
Deletes itself
Adds policy Run key to start application
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
110511c718ebf90acd7fd1c7c750fc4624b1147e8bd7035e95473fad61ee7fe6
MD5 hash:
f9175528e1bf882caecffad2cdc7cd68
SHA1 hash:
15d9b63d5c0d46ca685601b36b5b685faf6cb801
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/ecbaf340-0dff-4802-bd5d-73778509433b/
Parent samples :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 hash:
ed91128c684a6aa1c32258e3fb6e1d56721201a1c18565d130a8eff1e965370d
MD5 hash:
0d5408688a05cfa71d9ce0c2c855122d
SHA1 hash:
fc590bf6b3f07e311519043956acae98f5a65db6
Link:
https://www.unpac.me/results/ecbaf340-0dff-4802-bd5d-73778509433b/
SH256 hash:
709fdbef8932044e42231f14888aa12b12ddc571e6daba8af86d624a39fa63bf
MD5 hash:
a7a6647650fe0204d1ab042824d638be
SHA1 hash:
a1194aba19ab6190a412073fe1918cd1b559aacf
Link:
https://www.unpac.me/results/ecbaf340-0dff-4802-bd5d-73778509433b/
SH256 hash:
aa9c552744c13b037816d0937dce6f5777f8347117bbc024a4cac82e72cb2b0e
MD5 hash:
7d5b469db0eab98f2937fb661f1a83c3
SHA1 hash:
30d8c27413c1acd3038397d856292fa8e39d79f7
Link:
https://www.unpac.me/results/ecbaf340-0dff-4802-bd5d-73778509433b/
SH256 hash:
c1784c72cf689294811cf3f79a5b05a42207842e718bc1a3a2d40fa80d876ff8
MD5 hash:
b96e1cc146269b91b018969fe884ae4d
SHA1 hash:
c53369b42c4bf06b83e121e44693ab49c39058ad
Link:
https://www.unpac.me/results/ecbaf340-0dff-4802-bd5d-73778509433b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/c1784c72cf689294811cf3f79a5b05a42207842e718bc1a3a2d40fa80d876ff8

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe c1784c72cf689294811cf3f79a5b05a42207842e718bc1a3a2d40fa80d876ff8

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/270965/

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