MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28411897054cb89228b021537e497b049af78d6f8fb373957de27c7b345c6200. 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 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28411897054cb89228b021537e497b049af78d6f8fb373957de27c7b345c6200
SHA3-384 hash: a3492f6a774f6b77bfda69a0edc7d92d0518a1cb5fb669b88681380c69dfc86947c5785b033bbc5940d66c5bf10582aa
SHA1 hash: b0949d6ee83b802ed0c2aec66bd4d4f226ba0073
MD5 hash: ee61976fd8615f8ca2216abbd2da78e3
humanhash: maryland-ohio-golf-montana
File name:ee61976fd8615f8ca2216abbd2da78e3
Download: download sample
Signature Formbook
Create hunting rule
File size:887'808 bytes
First seen:2021-07-09 17:56:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:DzBxl3tRM3y6EEpnU/Gx47zV3erHpaLJcWpVm4tOLCwUtXzbvZC2:HbHRx6EEpUj1eHpaL+WzHZrDbvZC
Threatray 6'171 similar samples on MalwareBazaar
TLSH T1A515BE7A74738F91EEBFC7394B71661C0FADB37BD1477A74189875490080F960AA282B
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
155
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ee61976fd8615f8ca2216abbd2da78e3
Verdict:
Malicious activity
Analysis date:
2021-07-09 17:59:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5a4e2716-0c88-4400-b64f-8d1ae4ab3baf

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/170715/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.908-1.UNOFFICIAL
Create hunting rule

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/366abffe-dec3-4250-9469-c2fbf23bc161
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/814147
Signature
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)
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: 446558 Sample: D72DztIOXU Startdate: 09/07/2021 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 4 other signatures 2->44 9 D72DztIOXU.exe 3 2->9         started        process3 file4 30 C:\Users\user\AppData\...\D72DztIOXU.exe.log, ASCII 9->30 dropped 54 Tries to detect virtualization through RDTSC time measurements 9->54 56 Injects a PE file into a foreign processes 9->56 13 D72DztIOXU.exe 9->13         started        16 D72DztIOXU.exe 9->16         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 13->58 60 Maps a DLL or memory area into another process 13->60 62 Sample uses process hollowing technique 13->62 64 Queues an APC in another process (thread injection) 13->64 18 explorer.exe 13->18         started        21 explorer.exe 13->21 injected process8 dnsIp9 46 Modifies the context of a thread in another process (thread injection) 18->46 48 Maps a DLL or memory area into another process 18->48 50 Tries to detect virtualization through RDTSC time measurements 18->50 24 cmd.exe 1 18->24         started        32 www.sdnjjywlc.com 154.84.8.2, 49724, 80 CNSERVERSUS Seychelles 21->32 34 cophi.net 192.0.78.24, 49727, 80 AUTOMATTICUS United States 21->34 36 6 other IPs or domains 21->36 52 System process connects to network (likely due to code injection or exploit) 21->52 26 autoconv.exe 21->26         started        signatures10 process11 process12 28 conhost.exe 24->28         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/28411897054cb89228b021537e497b049af78d6f8fb373957de27c7b345c6200/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-08 10:07:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
32 of 46 (69.57%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2642fecff2db22c3d6eaa889d838d52fbd765ad4a9a857aacb2e3ad6441f91c9
Formbook
6f9bd416549145039e3b6384bf2cba04924252fb3673bc3922a8af8dcb68e7d2
Formbook
76a9d850411a7418f464266168a7df679b4fa00934649ed2e509156aa2875be2
Formbook
87ad57ffa31e9b3481663bd81249ec1e563dc2931bb4bb2045b06ea7917f1593
Formbook
8bcf318923a790cd2ea149ff65839db2099b15baa3e2d6a1ad24ecd025f4d4cb
Formbook
917b37643dd312610d4b71e47b7841cfe33c1f0e842f8eb9c73101345d37d876
Formbook
ac339f7ecac47cfc3a860ad42986d9f8d68208e7c7df8b21d4640ade4f2b5131
Formbook
dd4114ea355d3f70e7683fb8491e2499347b6133bd9ef6d094a0cb6ad8aa4609
Formbook
e2ee9ae1c0a60cde24b23313927a75e890b3cba57115ebcc9ac886e4eae48945
Formbook
e6240df97fbd4caf6de8daf69465e70b2eeba604738b9b2ae6a978494a614dec
Formbook
+ 6'161 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210709-54x9r7ke1e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.tjbc-bearing.com/u6bi/
Unpacked files
SH256 hash:
5209992fd1f96cd1959efb5e1afa71f5c9ae2ab4430e258fe9d0ec915098d110
MD5 hash:
257ca10e5cbb2f8bdf0ae6f3e900e11e
SHA1 hash:
9d25ee80dbe3bbce5ab4479912c5e21b19b6aeec
Link:
https://www.unpac.me/results/f4dbe5ac-ae0f-4068-ad2c-e0fa349e3f83/
SH256 hash:
479b9e06618de1bc8a08aff5b435ca9104ce82b327b2ff5a50e48c44b6e7846b
MD5 hash:
2cbee0da63a62ef4c026ac58435ffc78
SHA1 hash:
ead6a4a6f921ecb06a55779b5b5c30a96c774ec7
Link:
https://www.unpac.me/results/f4dbe5ac-ae0f-4068-ad2c-e0fa349e3f83/
SH256 hash:
727f5abe9230827d1c8c491035f3dca18dea093b244b1308fef89149de77f162
MD5 hash:
65d0c6b601a54b68161c48388136a71e
SHA1 hash:
b076b337c1da8efdb91e87260f1b9f7f76c364fe
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f4dbe5ac-ae0f-4068-ad2c-e0fa349e3f83/
Parent samples :
e2ee9ae1c0a60cde24b23313927a75e890b3cba57115ebcc9ac886e4eae48945
e6240df97fbd4caf6de8daf69465e70b2eeba604738b9b2ae6a978494a614dec
28411897054cb89228b021537e497b049af78d6f8fb373957de27c7b345c6200
de49b28cd6dd83f9d44c2f649ad7850cff63ef6a9b3890766f164e7472085809
c24bd4a30df425c06d79c2399fe3b66a2ad79de5702b5fde7190c12e4765974b
306197e367d32ebeb65e18cd9607f58268f6e4751de77ae1cf8f5270e660c1f6
e7fa638aceedeb8dbe7baeb928d639a6a1498a6fb2385f06c9ce40e01e7b9e16
SH256 hash:
28411897054cb89228b021537e497b049af78d6f8fb373957de27c7b345c6200
MD5 hash:
ee61976fd8615f8ca2216abbd2da78e3
SHA1 hash:
b0949d6ee83b802ed0c2aec66bd4d4f226ba0073
Link:
https://www.unpac.me/results/f4dbe5ac-ae0f-4068-ad2c-e0fa349e3f83/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/28411897054cb89228b021537e497b049af78d6f8fb373957de27c7b345c6200

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 28411897054cb89228b021537e497b049af78d6f8fb373957de27c7b345c6200

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1439301/
Cape
Cape
https://www.capesandbox.com/analysis/170715/

Comments


Avatar
zbet commented on 2021-07-09 17:56:10 UTC

url : hxxp://103.140.250.43/ssh/.wininit.exe