MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
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SHA256 hash: dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8
SHA3-384 hash: d5fbc5310ed0ee598a281ea7298e3ad5bbef07282a299c9d54cac93a8a79c43604ad09b6a8c44ed8bdfe9d1513d143f5
SHA1 hash: 8940799c8bb47b3d0adef97907496cf1cdf2b183
MD5 hash: 0966d630209f540a762608f268488530
humanhash: lima-mars-edward-stairway
File name:0966d630209f540a762608f268488530.exe
Download: download sample
Signature Formbook
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File size:420'864 bytes
First seen:2022-01-12 10:59:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:u0TBK+MD0kr4A8NbWGgKbFZ+nDuMgHPgcBFXEU3tGG:PK+MgOmG6EDujjGG
TLSH T1AC940159B35432EEC427C3F5A6A46E70A610B5BBA31BC607951301D86E0CBE2DF10AF7
File icon (PE):PE icon
dhash icon b3b3333969693b3b (69 x Formbook, 63 x AgentTesla, 26 x Loki)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
232
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0966d630209f540a762608f268488530.exe
Verdict:
Malicious activity
Analysis date:
2022-01-12 11:48:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/806d0da2-319c-4f6f-b8ff-51907040b81d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/218698/
Detection(s):
SecuriteInfo.com.Trojan.Siggen16.30975.12309.17718.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Gathering data
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/32f18285-ed6f-49d6-b73c-93648720ceee
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/919179
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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 signatures2 2 Behavior Graph ID: 551661 Sample: HFjYBat5Cd.exe Startdate: 12/01/2022 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus detection for URL or domain 2->38 40 8 other signatures 2->40 9 HFjYBat5Cd.exe 3 2->9         started        process3 file4 30 C:\Users\user\AppData\...\HFjYBat5Cd.exe.log, ASCII 9->30 dropped 50 Tries to detect virtualization through RDTSC time measurements 9->50 13 HFjYBat5Cd.exe 9->13         started        16 HFjYBat5Cd.exe 9->16         started        signatures5 process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 13->52 54 Maps a DLL or memory area into another process 13->54 56 Sample uses process hollowing technique 13->56 58 Queues an APC in another process (thread injection) 13->58 18 control.exe 13->18         started        21 explorer.exe 13->21 injected process8 signatures9 42 Self deletion via cmd delete 18->42 44 Modifies the context of a thread in another process (thread injection) 18->44 46 Maps a DLL or memory area into another process 18->46 48 Tries to detect virtualization through RDTSC time measurements 18->48 23 explorer.exe 1 154 18->23         started        26 cmd.exe 1 18->26         started        process10 dnsIp11 32 192.168.2.1 unknown unknown 23->32 28 conhost.exe 26->28         started        process12
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-01-12 11:00:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
23 of 27 (85.19%)
Threat level:
  5/5
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:d2z8 rat spyware stealer trojan
Link:
https://tria.ge/reports/220112-m3z3macdfm/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
c1865ecddf7fe972c2014bfbb78060bc87b2dda46cce30ab69b3c2ec545877b7
MD5 hash:
071f229aea8c73c95a94e5be0931d583
SHA1 hash:
105653afad37f4b6f17461e633dc00108a3cf140
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/c6cd6c8e-6dd8-4446-8095-ec96f15aa4fb/
Parent samples :
9029cb23c3237afc1e63076ffba6a89ed9d4fec8df9606feebe68b2de092fa36
a1c94b041635b2153e990827648e415b94da3b8f473e98798e5deaa599f2eb62
dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8
c4e0e2fd9fc5399619706e67a776832eeb09461874f035a75a7b8e047fb964a0
e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649
SH256 hash:
be207b7eb483e9ebf001b5877e034de782a74812334e156b49104efc61b95a69
MD5 hash:
067ee0747a55ca0bb3bd4ea98d87ea87
SHA1 hash:
1b1dadf2e68538023b02105e9617a6569bd3d776
Link:
https://www.unpac.me/results/c6cd6c8e-6dd8-4446-8095-ec96f15aa4fb/
SH256 hash:
8b39d590e79bc3982f3b27b0495a7bf4f9230490effde8f0c1facdeaee9231c7
MD5 hash:
9d35104c69466a3c9946c4aa446d47cd
SHA1 hash:
16f340059842aa49417158b84ee2f28944198723
Link:
https://www.unpac.me/results/c6cd6c8e-6dd8-4446-8095-ec96f15aa4fb/
SH256 hash:
dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8
MD5 hash:
0966d630209f540a762608f268488530
SHA1 hash:
8940799c8bb47b3d0adef97907496cf1cdf2b183
Link:
https://www.unpac.me/results/c6cd6c8e-6dd8-4446-8095-ec96f15aa4fb/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/dfa0138818e4/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/dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8

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.

Web download

Formbook

Executable exe dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/218698/
  
URLhaus
https://urlhaus.abuse.ch/url/1863440/
  
Delivery method
Distributed via web download

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