MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ae894e1cebb5dcb29c64c8be3157beb1bf096e9720efb6cb976c77aaf406bace. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
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SHA256 hash: ae894e1cebb5dcb29c64c8be3157beb1bf096e9720efb6cb976c77aaf406bace
SHA3-384 hash: f486a0782df97f48d1b2f24e61799f28b199bc7de94b834bae1fa7a5e509c02ea13a2ed445aa3a13dbfc29929d4258ba
SHA1 hash: 354ad16e45fe151671b1c4e912b251037da47e00
MD5 hash: 8a95e4cc72a245275fe3cf3f6aeb8dc2
humanhash: finch-uniform-yellow-nuts
File name:付款发票 2021 年 6 月 (上海国际集团有限公司).exe
Download: download sample
Signature Formbook
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File size:858'624 bytes
First seen:2021-06-18 06:00:55 UTC
Last seen:2021-06-18 06:47:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:hFTUHhlm4S4F3M9yTa/vmhLsGbLfZshxhydfEgtCAZdwkyvbMXnlQwl/Fv8yLCJ:h50WgEvc/LfaVABndwTItl/ayL
Threatray 5'908 similar samples on MalwareBazaar
TLSH 6305BE112EE951D9F077AF785AD075959BEFBE2FF602E48E289132870733981CD90239
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
付款发票 2021 年 6 月 (上海国际集团有限公司).exe
Verdict:
Malicious activity
Analysis date:
2021-06-18 06:05:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/05f4dcb5-7c7c-4b4d-a1d7-b4afdc38bbed

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/166731/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.852.20724.22559.UNOFFICIAL
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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:
njRAT
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7e5f161c-4afe-4005-a744-791f39512de2
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/804112
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 436523 Sample: c#U53f8).exe Startdate: 18/06/2021 Architecture: WINDOWS Score: 100 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Multi AV Scanner detection for dropped file 2->44 46 9 other signatures 2->46 8 c#U53f8).exe 7 2->8         started        12 explorer.exe 2->12         started        process3 dnsIp4 28 C:\Users\user\AppData\...\jXeqNkoxmWFlEv.exe, PE32 8->28 dropped 30 C:\Users\user\AppData\Local\...\tmpBFD8.tmp, XML 8->30 dropped 32 C:\Users\user\AppData\...\c#U53f8).exe.log, ASCII 8->32 dropped 48 Uses schtasks.exe or at.exe to add and modify task schedules 8->48 50 Tries to detect virtualization through RDTSC time measurements 8->50 52 Injects a PE file into a foreign processes 8->52 15 c#U53f8).exe 8->15         started        18 schtasks.exe 1 8->18         started        34 www.theonlymilk12313.com 104.21.16.149, 49730, 80 CLOUDFLARENETUS United States 12->34 36 www.virtual-box.cloud 12->36 38 parkingpage.namecheap.com 198.54.117.211, 49736, 80 NAMECHEAP-NETUS United States 12->38 54 System process connects to network (likely due to code injection or exploit) 12->54 20 svchost.exe 12->20         started        file5 signatures6 process7 signatures8 56 Modifies the context of a thread in another process (thread injection) 15->56 58 Maps a DLL or memory area into another process 15->58 60 Sample uses process hollowing technique 15->60 62 Queues an APC in another process (thread injection) 15->62 22 conhost.exe 18->22         started        64 Tries to detect virtualization through RDTSC time measurements 20->64 24 cmd.exe 1 20->24         started        process9 process10 26 conhost.exe 24->26         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/ae894e1cebb5dcb29c64c8be3157beb1bf096e9720efb6cb976c77aaf406bace/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
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Status:
Malicious
First seen:
2021-06-18 03:05:53 UTC
AV detection:
8 of 46 (17.39%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v2eu4hhlwxolfhdezc7dcv56wg7qs3uxedx3ns4xnr32v5agxlha._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1e7c90c92670df43c976c304162d61c88fa9042d1aa99bc6e8784e6e669a26a7
Formbook
38acc90cd6d33b61b99cca8cf06781e1bd2ab8ffebc3a33e036eca36037d413b
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47795e947ae1864d553396ae7b191c6c507f2e5e50ced435018906c43f2364e5
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8cb74806517e40a80a20af452d811eb8c6894f29400c2c67e844b5476eb7e001
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ad2a5569cb14f86fe191f54f6fecb7bf1fe389418858f5fc72e6367c9780a9f0
Formbook
af2f2ca290589cc5582a0da252931b616dc62a88f53a9f9e00e9663b3ea2548a
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da8ac5be69302fcd92625e881ea1494e67b97ace71fcfa9e068f7d7b004f2248
Formbook
e68f17cfe87742103150ca9abd6cc16581caa6e0e0243d03fae2c89c2609c974
Formbook
e6e7575f09a3e973c9b315f3206448f9ddd04b3b8ca39d126e02bad763a17948
Formbook
f62f23f0f2a417ce32f3249502507a6036482bc41939eff23c92b1d5d44e480b
Formbook
+ 5'898 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/210618-hhwd1s6gln/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Unpacked files
SH256 hash:
bed73f7ba948bf6c9f8280d1bc8e48f34b5c9fe62bdb0d393c9138fe12701832
MD5 hash:
d220b7de35e659ace210796f7326d760
SHA1 hash:
17959784fe5beb6f75b959a79229a34ca0ae4762
Link:
https://www.unpac.me/results/0b7f8557-9b76-4275-a2d1-5533c926e7f0/
SH256 hash:
ae894e1cebb5dcb29c64c8be3157beb1bf096e9720efb6cb976c77aaf406bace
MD5 hash:
8a95e4cc72a245275fe3cf3f6aeb8dc2
SHA1 hash:
354ad16e45fe151671b1c4e912b251037da47e00
Link:
https://www.unpac.me/results/0b7f8557-9b76-4275-a2d1-5533c926e7f0/
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/ae894e1cebb5dcb29c64c8be3157beb1bf096e9720efb6cb976c77aaf406bace

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
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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

Executable exe ae894e1cebb5dcb29c64c8be3157beb1bf096e9720efb6cb976c77aaf406bace

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/166731/

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