MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7
SHA3-384 hash: 7645c6dec07f341f7f673020de8da9436085d529c4e105e825cccf9aa55bdfb1e665a74c75b35e9b01888da0e8e0b74c
SHA1 hash: 0c7f5c87e22d6f836f3857b768e45562ca715f7a
MD5 hash: 374f701da5f081b20a7d31f509200d45
humanhash: nevada-asparagus-nitrogen-bulldog
File name:URGENT REGUEST.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'406'464 bytes
First seen:2023-03-16 06:46:39 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 24576:sdNlhF5RDdMkri7YqTUk0l4VsIzj7BXUcZrG5Y0MCh8riI:g5YY2VG4VrBkcZrG5nMCU
Threatray 2'250 similar samples on MalwareBazaar
TLSH T10A55AE19BAD6ADDBF37E87B1C1D289EC03F15681C009DB2F9E8116D612113C7AD826D7
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter cocaman
Tags:exe FormBook payment

Intelligence

File Origin
# of uploads :
1
# of downloads :
254
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
URGENT REGUEST.exe
Verdict:
Malicious activity
Analysis date:
2023-03-16 06:47:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0e970171-5388-4ed8-856b-76a80b845a13

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/374703/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Creating a process with a hidden window
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
coinminer packed
Link:
https://www.filescan.io/uploads/6412bb6798c540a9a2fb4a5c/reports/113e0fd1-3a38-4b38-bb1d-d492ba7d5869/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7
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/e9189a29-5a7e-4e5e-9123-be1dfdd37d2c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1194727
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 827628 Sample: URGENT_REGUEST.exe Startdate: 16/03/2023 Architecture: WINDOWS Score: 100 47 www.traumlichtfotografie.com 2->47 49 traumlichtfotografie.com 2->49 57 Snort IDS alert for network traffic 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for URL or domain 2->61 63 4 other signatures 2->63 9 URGENT_REGUEST.exe 7 2->9         started        13 KQpFFfEqQXzcn.exe 5 2->13         started        signatures3 process4 file5 39 C:\Users\user\AppData\...\KQpFFfEqQXzcn.exe, PE32 9->39 dropped 41 C:\...\KQpFFfEqQXzcn.exe:Zone.Identifier, ASCII 9->41 dropped 43 C:\Users\user\AppData\Local\...\tmp664E.tmp, XML 9->43 dropped 45 C:\Users\user\...\URGENT_REGUEST.exe.log, ASCII 9->45 dropped 73 Uses schtasks.exe or at.exe to add and modify task schedules 9->73 75 Writes to foreign memory regions 9->75 77 Adds a directory exclusion to Windows Defender 9->77 15 RegSvcs.exe 9->15         started        18 powershell.exe 21 9->18         started        20 schtasks.exe 1 9->20         started        79 Multi AV Scanner detection for dropped file 13->79 81 Machine Learning detection for dropped file 13->81 83 Injects a PE file into a foreign processes 13->83 22 schtasks.exe 1 13->22         started        24 RegSvcs.exe 13->24         started        signatures6 process7 signatures8 87 Modifies the context of a thread in another process (thread injection) 15->87 89 Maps a DLL or memory area into another process 15->89 91 Sample uses process hollowing technique 15->91 93 Queues an APC in another process (thread injection) 15->93 26 explorer.exe 2 1 15->26 injected 30 conhost.exe 18->30         started        32 conhost.exe 20->32         started        34 conhost.exe 22->34         started        process9 dnsIp10 51 www.42230.org.wcdnga.com 163.171.128.148, 49698, 49699, 80 QUANTILNETWORKSUS European Union 26->51 53 matrukrupacc.com 216.10.248.111, 49685, 80 PUBLIC-DOMAIN-REGISTRYUS India 26->53 55 10 other IPs or domains 26->55 85 System process connects to network (likely due to code injection or exploit) 26->85 36 chkdsk.exe 13 26->36         started        signatures11 process12 signatures13 65 Tries to steal Mail credentials (via file / registry access) 36->65 67 Tries to harvest and steal browser information (history, passwords, etc) 36->67 69 Modifies the context of a thread in another process (thread injection) 36->69 71 Maps a DLL or memory area into another process 36->71
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-03-14 21:48:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cpco2iqck35s364vmmoailm6vx4xppjnyxskuceyvom32fwth33q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0dd1d1a74f49a15f9b7dcfc7890060807198b74b835cb17f60886a0f2c9c1376
Formbook
28ca1fe12d85075d947b1bc3292c14cba784ed1e22287e56819d9a1d86b2f7e4
Formbook
375023474e1cf7831eae2918f7dd925a8fbc310986a063a00d91a31a07f15f7c
Formbook
75fe4b601dac47a21ea34b057b8c2ee8623db40d6fbb6e3398b77260ed38eabf
Formbook
7fd5172067f790c21d11dc37987f04bbe9e4c04038074b788ac79bcc83c06f1a
Formbook
d1613f6ca68cdd7b490e9c42b1abc4b5c71aadf146977bdfc3f4d33d2d33159d
Formbook
db0ce498e89e73428a0d1325a91da911e0b369615e4c1d22d5c8d17a8e5475f8
Formbook
+ 2'240 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230316-hj7adabg6w/
Behaviour
Creates scheduled task(s)
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
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Unpacked files
SH256 hash:
ef3c7bf77e06f90c5fee8f82de30d15cde347504601a2f4a4da5c808fda3d146
MD5 hash:
d721abd1774d5d25c516645d1613380b
SHA1 hash:
1d6ea57141f658bfbcbfa9f30cff02639897a9bd
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/11e0fcc7-0875-4760-a1a0-3b98775c161b/
Parent samples :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 hash:
c5f46eae4c3daf89f723d9a0ed54928319b429e8e6b7e090b6d9887a7f8ef56a
MD5 hash:
efb0011b5da4e019d914f3c0ab18f002
SHA1 hash:
0be02538e44f1a12f5b61d90c94f9bd20c562813
Link:
https://www.unpac.me/results/11e0fcc7-0875-4760-a1a0-3b98775c161b/
SH256 hash:
908502a2b397cde760403572e7e2fe600852a6579a7c693d885d8cd1bf89a2bf
MD5 hash:
080c61ba1aad1e25631880fa1fe34dda
SHA1 hash:
d5971604cc7aa391caaa3f21e9dda9ea44b6a520
Link:
https://www.unpac.me/results/11e0fcc7-0875-4760-a1a0-3b98775c161b/
SH256 hash:
f895769f0c0014c630ef6da430b0be49e09b2b09961e867f2e9c9b3c9a3366ad
MD5 hash:
c68abe610968557e2c047d9e4423f507
SHA1 hash:
9b1ec7249cd0671a65c5c8be3abc70d693ec6f20
Link:
https://www.unpac.me/results/11e0fcc7-0875-4760-a1a0-3b98775c161b/
SH256 hash:
d06df7395d561e198f9b7c5481567116ff2e4c2e84437c018d2a2c8ea6c4ca37
MD5 hash:
0fb6061f7d37424fb9e6d0e76b019c19
SHA1 hash:
98a64bf7b459f032d6ec5793003bf61b5ae1dd74
Link:
https://www.unpac.me/results/11e0fcc7-0875-4760-a1a0-3b98775c161b/
Parent samples :
495607b1aef01bf7dfb64b5cb16a8fc0f161c2923627d71c69de97328f8eca3f
2434aa78b46a3afc98fa6e888c3eb56278ba52b0ff800e7e875af9c2e7f9011a
SH256 hash:
a3a3e999b834af1b67c3929b48c696ad147eef5b0080e3400659ba158c0f971d
MD5 hash:
b4dfc289d519268b354e6a3b0841d803
SHA1 hash:
83851951b42fa0e6861ee562ef9802cbbdd48937
Link:
https://www.unpac.me/results/11e0fcc7-0875-4760-a1a0-3b98775c161b/
SH256 hash:
13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7
MD5 hash:
374f701da5f081b20a7d31f509200d45
SHA1 hash:
0c7f5c87e22d6f836f3857b768e45562ca715f7a
Link:
https://www.unpac.me/results/11e0fcc7-0875-4760-a1a0-3b98775c161b/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/13c4ed220256/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7

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

rar 97ee202e5b5b08bc200413d1ddfc1c5587298c138e85603aa82d077c825be054

Formbook

Executable exe 13c4ed220256fb2dfb95631c042d9eadf977bd2dc5e4aa0898ab99bd16d33ef7

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 97ee202e5b5b08bc200413d1ddfc1c5587298c138e85603aa82d077c825be054
Cape
Cape
https://www.capesandbox.com/analysis/374703/
  
Dropped by
MD5 3c8952b7ffad7199d6ab0c798ccb6c45

Comments