MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a013267b2dae410a6e166f9faaceebef0324d4b9036531856f10275f30ce41b8. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
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SHA256 hash: a013267b2dae410a6e166f9faaceebef0324d4b9036531856f10275f30ce41b8
SHA3-384 hash: c7e52ceba01ae99ed368317ac75f6f458403455e8f4303b8355df064c458d7c52a532076214cf0dc200aaad92221d8c3
SHA1 hash: 804c051f00fecabab909b845ae9def8231572967
MD5 hash: c0d6aba1944e05446c8589d0add13e16
humanhash: chicken-uranus-neptune-ack
File name:Purchase Order.exe
Download: download sample
Signature Formbook
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File size:522'240 bytes
First seen:2022-06-20 10:47:54 UTC
Last seen:2022-06-20 11:55:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:RwRCJqCNsgy5uUsJT1I2GhNb55qrYdWPf0qh7ijeS+KLyPz2/zy1p+HmfF2scoH5:Li2iNWqYO8ysz2vm92scQ4EAtvbYhv
TLSH T143B4F105A9B84762E93D8BFC48E2724043FC6523A11BFBA94FD671CB9973F468650723
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/281537/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
67%
Tags:
packed
Link:
https://www.filescan.io/uploads/62b0506f0890377845297acc/reports/b494ccfb-b038-42cc-afaa-68717df32784/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cea01175-2190-4f16-9f69-ccfa32a9cea2
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1016490
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
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: 648986 Sample: Purchase Order.exe Startdate: 20/06/2022 Architecture: WINDOWS Score: 100 35 www.cocopaintings.com 2->35 37 www.askirlofsinclairs.com 2->37 39 cocopaintings.com 2->39 47 Snort IDS alert for network traffic 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Antivirus detection for URL or domain 2->51 53 7 other signatures 2->53 11 Purchase Order.exe 3 2->11         started        signatures3 process4 file5 33 C:\Users\user\...\Purchase Order.exe.log, ASCII 11->33 dropped 63 Injects a PE file into a foreign processes 11->63 15 Purchase Order.exe 11->15         started        18 Purchase Order.exe 11->18         started        20 Purchase Order.exe 11->20         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 22 explorer.exe 15->22 injected process9 dnsIp10 41 td-ccm-168-233.wixdns.net 34.117.168.233, 49759, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 22->41 43 www.qchoupart.com 154.220.82.26, 49760, 80 COMING-ASABCDEGROUPCOMPANYLIMITEDHK Seychelles 22->43 45 2 other IPs or domains 22->45 55 System process connects to network (likely due to code injection or exploit) 22->55 26 cmstp.exe 22->26         started        signatures11 process12 signatures13 57 Modifies the context of a thread in another process (thread injection) 26->57 59 Maps a DLL or memory area into another process 26->59 61 Tries to detect virtualization through RDTSC time measurements 26->61 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/a013267b2dae410a6e166f9faaceebef0324d4b9036531856f10275f30ce41b8/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
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Status:
Malicious
First seen:
2022-06-20 09:52:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
21 of 26 (80.77%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uajsm6znvzaqu3qwn6p2vtxl54bsjvfzanstdblpcatv6mgoig4a._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:formbook family:xloader campaign:utg6 loader persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220620-mv4e3sceam/
Behaviour
Gathers network information
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
Adds Run key to start application
Checks computer location settings
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
ad4274b20b0faf0ecffc508571f691383b2f556b8b7d850e5e97fca2fe8fdd39
MD5 hash:
cce19c5ce96a995f33711129b81c1ee6
SHA1 hash:
2eb5eab329a79eac56470c1b7d87ac6be7dd2982
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/7c01c8fe-aa3a-4bfd-8150-8d814542e001/
Parent samples :
79cd2390cf00585b34c33f6c024ac29d8fe62b89a8a0b960233bbb20c6b3ccad
a013267b2dae410a6e166f9faaceebef0324d4b9036531856f10275f30ce41b8
27a558d460d700f26cb24a6f6b52d14fcbecf08cf984b3fd8a3a8f35e625ef49
7c24beab54e69d57daba589cd79bb5161de2d8f33fdd5e757e00b622039b80e4
SH256 hash:
6de8bc7d4844efdb55328126b632a374bee9aaf3073cf9ca5fe5fdf303106f8e
MD5 hash:
7ce2d10bd0f02667bc0e1343d9ffc1c1
SHA1 hash:
c3a5b4e5721085022eb7bf0008b7e449f9369fcf
Link:
https://www.unpac.me/results/7c01c8fe-aa3a-4bfd-8150-8d814542e001/
SH256 hash:
9d2eaa74d2149cdb8eaa828b9c362c58be7a7989358b9ce127b546d53ffdba0a
MD5 hash:
c222dea63c284b208ed1520d20b684c4
SHA1 hash:
a1af25eb38855fc9398e08869f8354c90ab2a8b2
Link:
https://www.unpac.me/results/7c01c8fe-aa3a-4bfd-8150-8d814542e001/
SH256 hash:
27008070c10bb94ca2a6d0210d708c2d967f794d22a5fd52f59d58fbccc75716
MD5 hash:
15c3d301b0a4a31a32ca48ff858e6c8a
SHA1 hash:
654600f7cd4afd745a001f655f5bdf3c67682597
Link:
https://www.unpac.me/results/7c01c8fe-aa3a-4bfd-8150-8d814542e001/
SH256 hash:
a013267b2dae410a6e166f9faaceebef0324d4b9036531856f10275f30ce41b8
MD5 hash:
c0d6aba1944e05446c8589d0add13e16
SHA1 hash:
804c051f00fecabab909b845ae9def8231572967
Link:
https://www.unpac.me/results/7c01c8fe-aa3a-4bfd-8150-8d814542e001/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a013267b2dae/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/a013267b2dae410a6e166f9faaceebef0324d4b9036531856f10275f30ce41b8

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:exploit_any_poppopret
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Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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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

rar b146c3eb39648455f01435b2bf44f022d07018d4224ed891eaff56a2c2ad3d48

Formbook

Executable exe a013267b2dae410a6e166f9faaceebef0324d4b9036531856f10275f30ce41b8

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/281537/
  
Dropped by
SHA256 b146c3eb39648455f01435b2bf44f022d07018d4224ed891eaff56a2c2ad3d48
  
Dropped by
MD5 9d778dc50d81e2c0a3c284dfe72e2fd9

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