MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d415eefddcae0169dea43f7979b50ff6c8e514efe9d204e7822621bbd26ffde. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7d415eefddcae0169dea43f7979b50ff6c8e514efe9d204e7822621bbd26ffde
SHA3-384 hash: ffa28980923fac9ff4dc18edc1a01b3b31c2c87b0bd287987d96381c1c78994ff8f638ff632cb422aed13b8adec5b712
SHA1 hash: 8eb69958e0b5c9d8dbe34ad35bf8955e5801efc5
MD5 hash: f14ef5ad2f2d487c3a655269af29157f
humanhash: juliet-hydrogen-virginia-network
File name:winlog(1).exe
Download: download sample
Signature Formbook
Create hunting rule
File size:383'488 bytes
First seen:2021-01-26 13:38:46 UTC
Last seen:2021-01-26 16:20:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:foIHTM8hkaqTUv/4TMV+J0F8+g/qA+TTAWX2OamOwOExN+OslxTKI5/DX85JopCX:foVuD2OamOwRxN+OslxeI5/DM5Jjs
Threatray 3'642 similar samples on MalwareBazaar
TLSH D384D0F09A6A42ABD43C0BB3712BC5345BE732A5F58E8729F4FD61CA017B3124847E85
Reporter JAMESWT_WT
Tags:FormBook VelvetSweatshop

Intelligence

File Origin
# of uploads :
2
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SPAM.zip
Verdict:
Malicious activity
Analysis date:
2021-01-26 13:33:55 UTC
Tags:
encrypted exploit CVE-2017-11882 loader trojan formbook stealer lokibot
Link:
https://app.any.run/tasks/53c8b6c3-0cad-4115-9804-092a208d512d

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/113903/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.59612.9432.30614.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/590719
Signature
Found malware configuration
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
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 signatures2 2 Behavior Graph ID: 344399 Sample: winlog(1).exe Startdate: 26/01/2021 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 2 other signatures 2->47 10 winlog(1).exe 2 2->10         started        process3 dnsIp4 39 192.168.2.6, 443, 49678, 49681 unknown unknown 10->39 57 Tries to detect virtualization through RDTSC time measurements 10->57 14 winlog(1).exe 10->14         started        17 WerFault.exe 23 9 10->17         started        signatures5 process6 file7 59 Modifies the context of a thread in another process (thread injection) 14->59 61 Maps a DLL or memory area into another process 14->61 63 Sample uses process hollowing technique 14->63 65 Queues an APC in another process (thread injection) 14->65 20 explorer.exe 14->20 injected 31 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 17->31 dropped signatures8 process9 dnsIp10 33 www.bitcoin-devnotes.com 64.98.145.30, 49763, 80 TUCOWS-3CA Canada 20->33 35 www.tueddur.com 91.195.241.137, 49761, 49768, 80 SEDO-ASDE Germany 20->35 37 21 other IPs or domains 20->37 49 System process connects to network (likely due to code injection or exploit) 20->49 24 msiexec.exe 20->24         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 24->51 53 Maps a DLL or memory area into another process 24->53 55 Tries to detect virtualization through RDTSC time measurements 24->55 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7d415eefddcae0169dea43f7979b50ff6c8e514efe9d204e7822621bbd26ffde/
Threat name:
ByteCode-MSIL.Infostealer.Stelega
Create hunting rule
Status:
Malicious
First seen:
2021-01-26 03:52:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
17560799b5c280bc9c03210bc5173826c9de6ea7d488f5ead4441933872ea690
Formbook
43240f1dfbde94a0fb438b295e6ddb3ef5aa5ef82f42222312f2eb49b91f9de8
Formbook
4852c82f847938224365300b4fa89e8b3921e3b9d37f2c2b75605184f81ea9d2
Formbook
5551c39b0838a38711babfe60b36dda8855791ce1512553858fbaff025d31122
Formbook
82809ddcfce7489cd7b3c92abf7a4f8d4cc3a0b7b98f03712b7828c24d823b80
Formbook
a21da47756a5b8a820ac633dcc6902b2ca4b9dd0861741f8f68153e5c436bda5
Formbook
b9a286880c70bf7b6b049c8be7b7b14d8318b6c38d04185eced4bc48795330ff
Formbook
dca4c9a7846a3ebb066c08583388adeb4b05e464f20abd10409ccf47164d8635
Formbook
e49c51a6864bf50e27baca58c5a2420046cae1803c5e0338af152b50d0dcc215
Formbook
fdc7a121571ec5e47773d3c837cd0d4e7234d00b6a7262b2500301c51ee5801a
Formbook
+ 3'632 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/210126-pvc44zjytx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Gathers network information
Suspicious use of UnmapMainImage
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.classifoods.com/oean/
Unpacked files
SH256 hash:
9150693ac3c1398300577d323097e0fbffd9624986c07ad77657a848bdb58221
MD5 hash:
668d780b83ab14a278561d4abdd2339c
SHA1 hash:
89b92401e32fb4f0fc943c24f6512f028883034a
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/2602cbec-37f9-4b89-9d06-def2c972a4f5/
Parent samples :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 hash:
97024f17003dd3d31dab64c4d1b8251e50d428644eb59ed3692ad79ce42019cf
MD5 hash:
8cd28be4bd9a1404c6d3600db32b3ed1
SHA1 hash:
fb90b0ca51118e771390d58b19d0a404ee14cfbc
Link:
https://www.unpac.me/results/2602cbec-37f9-4b89-9d06-def2c972a4f5/
SH256 hash:
761ff0d186bd5e988f30c006f12d5e163c006150bd524319f653a5dfb7524eb6
MD5 hash:
feaa7867abf82ed4e315ff2f76d3983a
SHA1 hash:
6cd9f8d224636bcbca31d27213df99b28d1f4fb9
Link:
https://www.unpac.me/results/2602cbec-37f9-4b89-9d06-def2c972a4f5/
SH256 hash:
7d415eefddcae0169dea43f7979b50ff6c8e514efe9d204e7822621bbd26ffde
MD5 hash:
f14ef5ad2f2d487c3a655269af29157f
SHA1 hash:
8eb69958e0b5c9d8dbe34ad35bf8955e5801efc5
Link:
https://www.unpac.me/results/2602cbec-37f9-4b89-9d06-def2c972a4f5/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/7d415eefddcae0169dea43f7979b50ff6c8e514efe9d204e7822621bbd26ffde

File information

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

Web download

Formbook

Executable exe 7d415eefddcae0169dea43f7979b50ff6c8e514efe9d204e7822621bbd26ffde

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/978931/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/113903/

Comments