MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 17bb7657e5e89ebadc0d65b4dbb539c2ce5a9b3ea834db2da17ce427d5ef0670. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 17bb7657e5e89ebadc0d65b4dbb539c2ce5a9b3ea834db2da17ce427d5ef0670
SHA3-384 hash: fe59ec1534c111120f3cdff93b6168d774ad8b863253db4381cc657fa6a34517f494d1e62b9e9d25c358a67033befdbf
SHA1 hash: 402009530de6759a7674bcebf670afb56f47f27a
MD5 hash: df9342d980b708938947ba664f29af6a
humanhash: one-muppet-hawaii-gee
File name:Fujitsu Solutions - products list.excel.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'548'800 bytes
First seen:2021-03-16 10:22:16 UTC
Last seen:2021-03-16 11:42:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:1rgXOtIh0RToVG7CB7kqcFWyB/805p8hdMw5yJUJiSGLGcE9gdxOd/cwnr1l+lej:1EyBU052ZWL7JdOcyh+sPSo
Threatray 4'180 similar samples on MalwareBazaar
TLSH D965D61126B56E2CE27943F354F56009D6F4AAB7933CC5BDBE7E328A0B76A410173722
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: hst.sunucuyeri.net
Sending IP: 185.90.241.243
From: UMAIR AMANULLAH <fipl-imaging@ts.fujitsu.com>
Subject: Request for Quotation
Attachment: Fujitsu Solutions - products list.rar (contains "Fujitsu Solutions - products list.excel.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Fujitsu Solutions - products list.excel.exe
Verdict:
Suspicious activity
Analysis date:
2021-03-16 10:32:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7d7eec80-3ae6-4280-a5f4-e307ed08ef25

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.579.4090.6723.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/410667b7-2473-493a-bae3-314c343f1f21
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/640566
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Binary contains a suspicious time stamp
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 (e.g. based on Emerging Threat rules)
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 369257 Sample: Fujitsu Solutions - product... Startdate: 16/03/2021 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Multi AV Scanner detection for domain / URL 2->42 44 Found malware configuration 2->44 46 12 other signatures 2->46 10 Fujitsu Solutions - products list.excel.exe 4 2->10         started        process3 file4 32 Fujitsu Solutions ... list.excel.exe.log, ASCII 10->32 dropped 56 Adds a directory exclusion to Windows Defender 10->56 58 Injects a PE file into a foreign processes 10->58 14 Fujitsu Solutions - products list.excel.exe 10->14         started        17 powershell.exe 26 10->17         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 19 explorer.exe 14->19 injected 23 conhost.exe 17->23         started        process8 dnsIp9 34 154.216.70.90 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 19->34 36 192.0.78.24 AUTOMATTICUS United States 19->36 38 192.168.2.1 unknown unknown 19->38 48 System process connects to network (likely due to code injection or exploit) 19->48 25 wlanext.exe 19->25         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 25->50 52 Maps a DLL or memory area into another process 25->52 54 Tries to detect virtualization through RDTSC time measurements 25->54 28 cmd.exe 1 25->28         started        process13 process14 30 conhost.exe 28->30         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/17bb7657e5e89ebadc0d65b4dbb539c2ce5a9b3ea834db2da17ce427d5ef0670/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-16 09:59:44 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=c65xmv7f5cplvxanmw2nxnjzylhfvgz6va2nwlnbptscpvppazya._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
11f06223417d6045acaa15cf7f5515d9afdfc23590c9cd021c2ae90a736bb6cd
Formbook
50a189fe28198ad7f41cfefd5fef208b25ec79be1bdddb540f1c9fef45e4f393
Formbook
7c201535a28746b62adfa831cfccac096903f5b17ee83b8364fc890fa70a59fd
Formbook
9dac57302e2261a1a3c6a665d3960525b27fb70a1fd6b1e135a3e72f11c6f3e6
Formbook
aa9692c1769e25297176b847f4274570c56c4d74f4577608bd036e72d82d5bdb
Formbook
b12941d367baf1228f6d262c4696b267cd1d36e600742aaf1fee00582fe1ea07
Formbook
b7d74de8e9514ca3fbfa4676be4433069bc913f86953a79d40c6272d5077242c
Formbook
db351de507bfb075469e69ffe4859653ca3b3d0729c0236a5d3f8fd935e01cde
Formbook
f39b9e8c4a9aa6d8cd9f069e8a8ee81a3f666e07071f2b4673aa42633026736c
Formbook
+ 4'170 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210316-9fw3lpks6x/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.onlineordersecrets.com/y04g/
Unpacked files
SH256 hash:
2b43013edb5706a946f4e523a1a219b31fe2a7e05c48884c048882b3c1327655
MD5 hash:
b7159eb14fe565d4e233604b629bbd8a
SHA1 hash:
64f82c67e6c7cbc078141162a49bffcee3d9ebb9
Link:
https://www.unpac.me/results/45c57c38-7761-4b9a-bfd1-7371840744db/
SH256 hash:
17bb7657e5e89ebadc0d65b4dbb539c2ce5a9b3ea834db2da17ce427d5ef0670
MD5 hash:
df9342d980b708938947ba664f29af6a
SHA1 hash:
402009530de6759a7674bcebf670afb56f47f27a
Link:
https://www.unpac.me/results/45c57c38-7761-4b9a-bfd1-7371840744db/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.40
Link:
https://yomi.yoroi.company/submissions/17bb7657e5e89ebadc0d65b4dbb539c2ce5a9b3ea834db2da17ce427d5ef0670

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del

File information

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

Malspam

Formbook

rar 2d18905943c2726125187f4fb812567fdd6b6855704da868bf1c3b295f9a530d

Formbook

Executable exe 17bb7657e5e89ebadc0d65b4dbb539c2ce5a9b3ea834db2da17ce427d5ef0670

(this sample)

  
Dropped by
MD5 0c1251a141de08d95ddc89b8ef3e86cd
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 2d18905943c2726125187f4fb812567fdd6b6855704da868bf1c3b295f9a530d

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