MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4dc8610837799abecadc4d3db1f6a8cbbce340de07b90e9868603f50c7fe762. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d4dc8610837799abecadc4d3db1f6a8cbbce340de07b90e9868603f50c7fe762
SHA3-384 hash: b20d540f94cab41e9a73d384695dd2d5bf23980eb4b87bc9d75125cabde93f43281229bb1869064386894b7384080e82
SHA1 hash: 35f274fd4675267afb9c29c38896cc7ea9f10e34
MD5 hash: 4310b5640ee8ea88007a978540a32129
humanhash: hamper-lactose-pennsylvania-ack
File name:4310b5640ee8ea88007a978540a32129.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'477'120 bytes
First seen:2021-01-20 14:32:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:x6FUlBPhiYgYBTj9Yq7pcqXQz+7VpTUDuMh1p05TZCaZNm5:3lBPhipYBdmqXX7VtK1MpNo
Threatray 3'590 similar samples on MalwareBazaar
TLSH 2365D59C751C72DEC8D7D4728AAB1C64AA536CBA431B420390173DB9BA3C897CF547B2
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e35e2677bc52c525a3888ccb1fa0d86b0b7c415bd017701b4330d00f511e1841.zip
Verdict:
Malicious activity
Analysis date:
2021-01-20 12:42:42 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/1cd450ba-1088-4554-9e1b-d8c09dacb777

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/113115/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/586375
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
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
PE file contains section with special chars
PE file has nameless sections
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
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 342216 Sample: QtEQhJpxAt.exe Startdate: 20/01/2021 Architecture: WINDOWS Score: 100 31 www.donaldscareers.com 2->31 33 www.br9898.com 2->33 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 8 other signatures 2->47 11 QtEQhJpxAt.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\QtEQhJpxAt.exe.log, ASCII 11->29 dropped 57 Detected unpacking (changes PE section rights) 11->57 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 11->61 15 QtEQhJpxAt.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 35 pitchbop.com 185.138.42.111, 49748, 80 TOPHOSTGR Greece 18->35 37 www.grandhawaiian.com 216.250.120.149, 49736, 80 ONEANDONE-ASBrauerstrasse48DE United States 18->37 39 6 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 ipconfig.exe 18->22         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d4dc8610837799abecadc4d3db1f6a8cbbce340de07b90e9868603f50c7fe762/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-01-20 14:33:08 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2toimeedo6m2x3fnytj5wh3krs544nan4b5zb2mgqyb7kdd745ra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0ae22d4877231b64b2e9e1252bbe8636ea43fe5692ca899733e715ccfc82e224
Formbook
458bd08f0c32719adc9d2858721b609b136ff0e21c2f3ac3f4be4f97e4084b7a
Formbook
7139fbd600738d2f456c7f11ae105e45ab0bb6e14a473ae0e68391b8125da393
Formbook
743f890d93b9f2974c3770efbd0c9f07e0a866542d45572ccf47946673b60874
Formbook
7a47a855968f4e82d6cc2d35186d2d56468701bc5587cc87f82a847bd2c45ae5
Formbook
9b9d8f51a8cf586b0380629f644676e0dce350466b06224523e01db393522339
Formbook
b4028a328ab3e533631461c92c11f0594dbc1311ccb259bfe7e37c325c31a1d5
Formbook
be72c8c90c28b859a4b8af90ba67adab143cd9c97e28d8c1b1ab7d93e01e48a8
Formbook
f53df4e1f9405d98a02cf34bedf2ee5df88437c130eb339eb6da9850f14ad443
Formbook
f777596fe0fa9c11e6ff244810d6c6d4846f9c03b8840ad88ac8853de8a766db
Formbook
+ 3'580 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/210120-xy8rshpvva/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.thedilleyo.com/kb8/
Unpacked files
SH256 hash:
bd3d95cd8278b7936e61854a13e0c267ad4a321d82778e85385f52b362cd11e2
MD5 hash:
7e9d4f8a65f2c3fa8237991dbb7df22b
SHA1 hash:
f186ee95dd9aee96861e56b20341a0da7e4d4eb8
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/a392a6fa-5425-46db-a11f-83a2c72dc82a/
Parent samples :
7a47a855968f4e82d6cc2d35186d2d56468701bc5587cc87f82a847bd2c45ae5
7139fbd600738d2f456c7f11ae105e45ab0bb6e14a473ae0e68391b8125da393
458bd08f0c32719adc9d2858721b609b136ff0e21c2f3ac3f4be4f97e4084b7a
d4dc8610837799abecadc4d3db1f6a8cbbce340de07b90e9868603f50c7fe762
044d4416e986fb7fd91bc96639efe48e87cfd33857e199c48cf6e7f4d07a3db2
SH256 hash:
3f02dfd0b0cd9600617166c46a3eb09b07837b6e718a02677ea03cf2e909e1a4
MD5 hash:
2057e405d27ad310375457e7a9354b42
SHA1 hash:
34463f0ded3acac785af00ae9d61227cb4d0be5c
Link:
https://www.unpac.me/results/a392a6fa-5425-46db-a11f-83a2c72dc82a/
SH256 hash:
00f7d2399051d44745024fc9efaac08ff39a3c2ae74bedbe7a5f9a3906715c4f
MD5 hash:
fee816878d116c5e6d74279c73c0fbfd
SHA1 hash:
21fa10537d29fba6a8608c568719b00ba65e9c5b
Link:
https://www.unpac.me/results/a392a6fa-5425-46db-a11f-83a2c72dc82a/
SH256 hash:
d4dc8610837799abecadc4d3db1f6a8cbbce340de07b90e9868603f50c7fe762
MD5 hash:
4310b5640ee8ea88007a978540a32129
SHA1 hash:
35f274fd4675267afb9c29c38896cc7ea9f10e34
Link:
https://www.unpac.me/results/a392a6fa-5425-46db-a11f-83a2c72dc82a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d4dc8610837799abecadc4d3db1f6a8cbbce340de07b90e9868603f50c7fe762

File information

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

Web download

Formbook

Executable exe d4dc8610837799abecadc4d3db1f6a8cbbce340de07b90e9868603f50c7fe762

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/969490/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/113115/

Comments