MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c6c03179e67fefa80d6958194a77f1b5198fc859151da0748217c3eff5ca38f. 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: 8c6c03179e67fefa80d6958194a77f1b5198fc859151da0748217c3eff5ca38f
SHA3-384 hash: e46bb46e8f99ac038a80b09632eb2dbcd2d7d29ba96cd80e30efaed4955c56c8159709fe5ea16921a39a625cde95fe24
SHA1 hash: 2dc2d2298efe4f97fd917dca38b0b54e57ac1243
MD5 hash: e72561d8593857f1244845406980e643
humanhash: arkansas-beryllium-pasta-one
File name:EVOMIKS EF 383330.exe
Download: download sample
Signature Formbook
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File size:706'560 bytes
First seen:2022-08-04 21:53:15 UTC
Last seen:2022-08-08 08:07:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:TJg6SKlpxbUAWRvCqYeeBwbyuCw1Rvwy2ok2rpEG2r:TnLlpxo7vRYeYUyuDVosrpJ
TLSH T1B1E4018133A95F13E5BA9FF0B66060504BF2607B6A32E1885CD67DEB6576B030F60E47
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
419
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
EVOMIKS EF 383330.exe
Verdict:
Malicious activity
Analysis date:
2022-08-04 21:54:27 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e705a752-23e6-4740-b27a-488b3f78b62b

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/296536/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.61170861.22706.1513.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62ec40385c07b66577fb43a8/reports/458d08fd-2b18-4a72-b49c-2da4b16a91b5/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4726ab2b-7a7d-492b-9934-7693b73516a5
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1046503
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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 domain / URL
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)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 678992 Sample: EVOMIKS EF 383330.exe Startdate: 04/08/2022 Architecture: WINDOWS Score: 100 29 www.suavitekstil.com 2->29 31 www.drthomas.online 2->31 33 2 other IPs or domains 2->33 41 Snort IDS alert for network traffic 2->41 43 Multi AV Scanner detection for domain / URL 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 8 other signatures 2->47 9 EVOMIKS EF 383330.exe 3 2->9         started        signatures3 process4 file5 27 C:\Users\user\...VOMIKS EF 383330.exe.log, ASCII 9->27 dropped 57 Injects a PE file into a foreign processes 9->57 13 EVOMIKS EF 383330.exe 9->13         started        16 EVOMIKS EF 383330.exe 9->16         started        18 EVOMIKS EF 383330.exe 9->18         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 13->59 61 Maps a DLL or memory area into another process 13->61 63 Sample uses process hollowing technique 13->63 65 Queues an APC in another process (thread injection) 13->65 20 explorer.exe 13->20 injected process9 dnsIp10 35 wefixyourcreditscore.com 162.214.204.161, 49789, 80 UNIFIEDLAYER-AS-1US United States 20->35 37 www.spreparadas.com 192.64.115.199, 49791, 80 NAMECHEAP-NETUS United States 20->37 39 4 other IPs or domains 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 24 explorer.exe 20->24         started        signatures11 process12 signatures13 51 Deletes itself after installation 24->51 53 Modifies the context of a thread in another process (thread injection) 24->53 55 Maps a DLL or memory area into another process 24->55
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/8c6c03179e67fefa80d6958194a77f1b5198fc859151da0748217c3eff5ca38f/
Threat name:
ByteCode-MSIL.Spyware.Noon
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Status:
Malicious
First seen:
2022-08-04 12:36:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
21 of 25 (84.00%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rrwagf46m77pvagwswazjj37dnizr7efsfi5ub2ief6d5724uohq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220804-1r69fscefr/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
6ce10d30b65cac63418339d3879111491ae54e372dde759f5bf054208772a996
MD5 hash:
730ca8085730ec0b18958b3c6b090770
SHA1 hash:
c3d7f5a7a4e0ee928c471b9b0c202aecc764d2fb
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/f93ab4fe-d802-482b-a656-4033853b623c/
Parent samples :
bd9dc1d877edc4b2ab86b6b558a2154f26a16207615f5b536c1d008e32795c93
a3b7e19a12b9364599488961a3fff8a906cdf3c8805efbf17c09744e4bb89ce8
b9f03efb1bd75e69ea854f15bb0bffc77d8fd67af95daca3b4b7f709ea7441da
8c6c03179e67fefa80d6958194a77f1b5198fc859151da0748217c3eff5ca38f
9cd3e493e25dfb86a8e0a80be3734072f3401e67a45e65109262fef40d40cff2
56d23db02a878b0ad4bf55573cb6ba4517004192f5ec4da49c43619925b9eaac
SH256 hash:
39c2d879c57f07305ce60412dc8a88f02e51f1a14a06cc605768d1d7f5313807
MD5 hash:
db51fe170a9e5d6ec5429a2fbd9d0353
SHA1 hash:
e30a58125fc41322db6cf2ccb6a6d414ed379016
Link:
https://www.unpac.me/results/f93ab4fe-d802-482b-a656-4033853b623c/
SH256 hash:
0d3fe6a1de1a2ffb140918e9f8f37af1a72e14ccde2f642f9b0c3e79211eb7d5
MD5 hash:
af36a12c749d9cfd3c5bba2d7a58e40b
SHA1 hash:
b7b5f2f75b7ec3ca69df58c85c8fbbd5d0edb011
Link:
https://www.unpac.me/results/f93ab4fe-d802-482b-a656-4033853b623c/
SH256 hash:
a9c5b2c628a47247402ff05d399855caf6f6a22146d44cd0fd9d7fc05a65ba66
MD5 hash:
228ff1006be83039e4de2b5e0475a5b0
SHA1 hash:
3adef5cc343067fa6b9d5e712114dc619c867a72
Link:
https://www.unpac.me/results/f93ab4fe-d802-482b-a656-4033853b623c/
SH256 hash:
8419a4995291e1ebbacdbeaf6c3504a1c70f944c2963e72fc480cbf2f34b6b26
MD5 hash:
a85937038859405e9f64ed88e93d104e
SHA1 hash:
0143290f43ee60b4bd039ac7527c405c87e9fa26
Link:
https://www.unpac.me/results/f93ab4fe-d802-482b-a656-4033853b623c/
SH256 hash:
8c6c03179e67fefa80d6958194a77f1b5198fc859151da0748217c3eff5ca38f
MD5 hash:
e72561d8593857f1244845406980e643
SHA1 hash:
2dc2d2298efe4f97fd917dca38b0b54e57ac1243
Link:
https://www.unpac.me/results/f93ab4fe-d802-482b-a656-4033853b623c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/8c6c03179e67fefa80d6958194a77f1b5198fc859151da0748217c3eff5ca38f

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 8c6c03179e67fefa80d6958194a77f1b5198fc859151da0748217c3eff5ca38f

(this sample)

  
Dropped by
Formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/296536/

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