MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac569d0ffa88503800f67906ffba34f7824578a486bc5b5a6538ab25126c4875. 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 2 File information Comments
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SHA256 hash: ac569d0ffa88503800f67906ffba34f7824578a486bc5b5a6538ab25126c4875
SHA3-384 hash: 4e1c302f0ee0c43ed883a2895639d20cc9761daa5745e3b8e4578246c5bdfa0094a3f517950a589307a24d9d8c5c8f7a
SHA1 hash: c83a3dd1cb02458604fc58cfb10faf9005b4cbde
MD5 hash: 4a179194869d7ac448630667c9d01307
humanhash: king-avocado-cardinal-mockingbird
File name:Payment Receipt.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'154'560 bytes
First seen:2021-07-21 05:56:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'656 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:yiKuA6tZwuKkZSteJwXmttolobe+c3XmV+YYnjZVk8tNM2gBa5m4wyaUVKnp:NTtSdk8tizIlM8GAhnFVn/MDa5pahp
Threatray 5'732 similar samples on MalwareBazaar
TLSH T1CE357C61F307EA58EC2213B8D87AD8F12263BD5DD525892F358D7E2DB9B334190E2907
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Payment Receipt.exe
Verdict:
Malicious activity
Analysis date:
2021-07-21 06:06:26 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/cd4a7d06-ce3e-4137-83a5-dcbd45df8359

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/172925/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.935-1.UNOFFICIAL
Create hunting rule

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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5cd575c2-1aca-40c9-8899-f0960dedf246
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/819335
Signature
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)
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 FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 451745 Sample: Payment Receipt.exe Startdate: 21/07/2021 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 7 other signatures 2->38 10 Payment Receipt.exe 3 2->10         started        process3 file4 28 C:\Users\user\...\Payment Receipt.exe.log, ASCII 10->28 dropped 48 Injects a PE file into a foreign processes 10->48 14 Payment Receipt.exe 10->14         started        signatures5 process6 signatures7 50 Modifies the context of a thread in another process (thread injection) 14->50 52 Maps a DLL or memory area into another process 14->52 54 Sample uses process hollowing technique 14->54 56 Queues an APC in another process (thread injection) 14->56 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.shokhorror.com 107.167.72.7, 49738, 80 IOFLOODUS United States 17->30 40 System process connects to network (likely due to code injection or exploit) 17->40 21 wlanext.exe 17->21         started        signatures10 process11 signatures12 42 Modifies the context of a thread in another process (thread injection) 21->42 44 Maps a DLL or memory area into another process 21->44 46 Tries to detect virtualization through RDTSC time measurements 21->46 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ac569d0ffa88503800f67906ffba34f7824578a486bc5b5a6538ab25126c4875/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-07-21 04:07:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
42
AV detection:
11 of 46 (23.91%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vrlj2d72rbidqahwpedp7oru66bek6feq26fwwtfhcvsketmjb2q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
4d7785dcd99beca572613788bc8b0713ddda6da0c8df321b1402bc38e6880f88
Formbook
53e1c28059f751b2b8ba98d5c6adcf3e028f3d2953d5355d452dfd30f0830af0
Formbook
5b7a19549c692c5dfec51bc6ddc8826132706ab03336321ccec6e02182d9d35e
Formbook
78b11874a66b80ec78962b27c352a643d1a11c7f5cf9273f0db06df3f4f7e76c
Formbook
82de7428f30e703ae55105807dd3c3c19e2f8a377e7a5c2b925537a182d3a886
Formbook
85c528083c96b1f895ddd73681a8b78caf639b8dcf91eca47ae4e7e7cd3e3540
Formbook
92737036f323b1c72064c1e8038a942266435048a3ce4847f7e5b29558376c1c
Formbook
9c1d6191badf084113871feba0049fac8a2bb5761136877383579cdcf7cd781a
Formbook
a3703cc485d2a99cfec122203ed2d7dd83274af8bd0b3bcfab3fd590dd5c308c
Formbook
e8be28fabd7cdb2d4e96137dae73bd9b227a86b654c696e9fd401cb37ec68267
Formbook
+ 5'722 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210721-s2fyc1fny2/
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
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.shopjempress.com/amb6/
Unpacked files
SH256 hash:
71f132c314667ef1930a682f9a1211bd0cda9945f1abf9b596131c16d4e53f64
MD5 hash:
f21a7361b83c0e53c319d664dcc2d117
SHA1 hash:
7ace32622b3f693f294df7391fdd6af7a77bdda4
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/3a94ed5b-b9ff-4366-b17c-bb3be6f58313/
Parent samples :
ac569d0ffa88503800f67906ffba34f7824578a486bc5b5a6538ab25126c4875
a65412a0b9de3677e7620b1fa5c115211fa9e6425584adc24985f89e8a234785
657bd12172568c696ae02af0948808a0f9ab30d77ed199abd0f3bdf08f5d0513
065252f5ed5475c89d2bff7389554a4695a85900a7a75eb98170c6a372b33ea0
4cc3c108df5e861d0fb0dcc7f4bcf8c7d717636204f5e0d242a316ce9475bf4a
SH256 hash:
9d552fd5c2f25a538b367061b76738f0d11002e587a6c94a3d3742c0fbb93e3c
MD5 hash:
592dc9efe8b6d5083d776ccc3e3a9df8
SHA1 hash:
9a3fbb2e2fa117799c048382e198f504883b1da9
Link:
https://www.unpac.me/results/3a94ed5b-b9ff-4366-b17c-bb3be6f58313/
SH256 hash:
2d74ca47d2261e4c76c362b61c9427b197f542c1a113d1477629e6959fd655bf
MD5 hash:
501a15a84509a5b0adc9f1bf2ddafcbd
SHA1 hash:
5e23e133fb1a1bbd5c51762db6ae3a22d1167fcb
Link:
https://www.unpac.me/results/3a94ed5b-b9ff-4366-b17c-bb3be6f58313/
SH256 hash:
83d9e44d9a311ea6fdbcbd09fdc816a2067806dcacf24beb5ee786191b1a3ea1
MD5 hash:
b1a7b752b6638ee03cffe5a1dde9213e
SHA1 hash:
52d215a173d2f293990f8c12fc7f4a86330a29cb
Link:
https://www.unpac.me/results/3a94ed5b-b9ff-4366-b17c-bb3be6f58313/
SH256 hash:
ac569d0ffa88503800f67906ffba34f7824578a486bc5b5a6538ab25126c4875
MD5 hash:
4a179194869d7ac448630667c9d01307
SHA1 hash:
c83a3dd1cb02458604fc58cfb10faf9005b4cbde
Link:
https://www.unpac.me/results/3a94ed5b-b9ff-4366-b17c-bb3be6f58313/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/ac569d0ffa88503800f67906ffba34f7824578a486bc5b5a6538ab25126c4875

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
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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

zip 791c59d9b13a96c15e17baf22d85ffd8e8f783909c246043ba600f9c5f36181b

Formbook

Executable exe ac569d0ffa88503800f67906ffba34f7824578a486bc5b5a6538ab25126c4875

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 791c59d9b13a96c15e17baf22d85ffd8e8f783909c246043ba600f9c5f36181b
Cape
Cape
https://www.capesandbox.com/analysis/172925/

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