MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e735b2b23f835ce6ed2ce0f8404afb8a4d954d7a3533700aa9a0108029ad4215. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e735b2b23f835ce6ed2ce0f8404afb8a4d954d7a3533700aa9a0108029ad4215
SHA3-384 hash: 1ddf72426c902a4f192aed3d6ddb6ae87e677578dfc20e24538e69a2f11fe2fdbbc811a83ad959ed0d1877b1a89c2dba
SHA1 hash: 08fc4d3f211d35e16eade95cb63de05d87037097
MD5 hash: b315f428eb01cafe15eddc87c1aed5d7
humanhash: steak-ohio-moon-florida
File name:purchase order.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:249'053 bytes
First seen:2022-04-04 13:02:13 UTC
Last seen:2022-04-04 13:39:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (724 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:HNeZm1kYyQpzXLItE5KscASAtm8lP4L595hU/LS:HNl1xzkucA1tmcPI595hU/LS
TLSH T1EA3412496268C96BD4623F3179354FBF19EA26461C6C830F67604E5EBF326E38E0E351
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter malwarelabnet
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
242
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/260601/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.50062888.3639.14719.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/12557/overview
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/624aec86db9ca5cf841bb75a/reports/f36c7b54-2996-4321-a6fe-c42ee83339d6/overview
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/284dd006-b967-4c28-9645-74d8c1132a55
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/970046
Signature
C2 URLs / IPs found in malware configuration
Executable has a suspicious name (potential lure to open the executable)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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 dropped file
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 (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 602530 Sample: purchase order.exe Startdate: 04/04/2022 Architecture: WINDOWS Score: 100 46 www.expansionsound.com 2->46 48 www.ccjon1.com 2->48 50 2 other IPs or domains 2->50 68 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->68 70 Found malware configuration 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 6 other signatures 2->74 12 purchase order.exe 18 2->12         started        signatures3 process4 file5 42 C:\Users\user\AppData\Local\...\bxclyyys.exe, PE32 12->42 dropped 15 bxclyyys.exe 1 2 12->15         started        process6 file7 44 C:\Users\user\AppData\Roaming\...\htpaats.exe, PE32 15->44 dropped 60 Multi AV Scanner detection for dropped file 15->60 62 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->62 64 Tries to detect virtualization through RDTSC time measurements 15->64 66 Injects a PE file into a foreign processes 15->66 19 bxclyyys.exe 15->19         started        signatures8 process9 signatures10 76 Modifies the context of a thread in another process (thread injection) 19->76 78 Maps a DLL or memory area into another process 19->78 80 Sample uses process hollowing technique 19->80 82 Queues an APC in another process (thread injection) 19->82 22 explorer.exe 19->22 injected process11 dnsIp12 54 akwdevelopment.com 74.220.199.51, 49792, 80 UNIFIEDLAYER-AS-1US United States 22->54 56 enlightenedmonks.com 15.197.142.173, 49799, 80 TANDEMUS United States 22->56 58 8 other IPs or domains 22->58 84 System process connects to network (likely due to code injection or exploit) 22->84 26 control.exe 22->26         started        29 htpaats.exe 22->29         started        31 htpaats.exe 22->31         started        signatures13 process14 signatures15 86 Modifies the context of a thread in another process (thread injection) 26->86 88 Maps a DLL or memory area into another process 26->88 90 Tries to detect virtualization through RDTSC time measurements 26->90 33 cmd.exe 1 26->33         started        92 Multi AV Scanner detection for dropped file 29->92 35 WerFault.exe 23 9 29->35         started        37 WerFault.exe 2 9 31->37         started        process16 dnsIp17 40 conhost.exe 33->40         started        52 192.168.2.1 unknown unknown 37->52 process18
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e735b2b23f835ce6ed2ce0f8404afb8a4d954d7a3533700aa9a0108029ad4215/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2022-04-04 11:34:11 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4423fmr7qnoon3jm4d4easx3rjgzktl2guzxacvjuaiiaknniikq._file
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:hxn2 loader persistence rat suricata
Link:
https://tria.ge/reports/220404-qab2waafcj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
ed9c55c5d42606ecd2db947342785c5bee44bbe2eb294a610bb26eea9364bc8e
MD5 hash:
131425a85a61a4444c7d47e0f02acef3
SHA1 hash:
da931512d51f0c1856876baf30c71b92993b5d62
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/77cc00a1-85d7-4465-8252-778301c536c0/
Parent samples :
144d8b9e77f9c36dbd271d84635cda3eb22b470dbb64e63b1e898041743918fa
e735b2b23f835ce6ed2ce0f8404afb8a4d954d7a3533700aa9a0108029ad4215
SH256 hash:
d67491c8e3967e2694102fdf430182f01a94c91cad2f571828091cded0f5e3a1
MD5 hash:
d112168815e25d13669932a5e3ffbd4d
SHA1 hash:
118b49a87b493b2a4be1de82b45e5a5a074caf1a
Link:
https://www.unpac.me/results/77cc00a1-85d7-4465-8252-778301c536c0/
SH256 hash:
77040f36ea902d675120def02588874c84931a4759e2fb4bdbc678bb894eea03
MD5 hash:
f25e9461773dd11bc97794e5e2d5f804
SHA1 hash:
df2c6eb2bf90e2692a80987cd264359d9908f428
Link:
https://www.unpac.me/results/77cc00a1-85d7-4465-8252-778301c536c0/
SH256 hash:
e735b2b23f835ce6ed2ce0f8404afb8a4d954d7a3533700aa9a0108029ad4215
MD5 hash:
b315f428eb01cafe15eddc87c1aed5d7
SHA1 hash:
08fc4d3f211d35e16eade95cb63de05d87037097
Link:
https://www.unpac.me/results/77cc00a1-85d7-4465-8252-778301c536c0/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/e735b2b23f83/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e735b2b23f835ce6ed2ce0f8404afb8a4d954d7a3533700aa9a0108029ad4215

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/260601/

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