MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0e2a77f131f7d624f3c067e4b58124ccf1c85b4e16bf839fd2a6e9fde02a3f43. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0e2a77f131f7d624f3c067e4b58124ccf1c85b4e16bf839fd2a6e9fde02a3f43
SHA3-384 hash: d207ef46bce1bb1dbc5a13657c51b5cd56eebf34dac1030c698d214ea178e6dcaea6197536d62daccddf61af8db1ac13
SHA1 hash: 368396b50bda77316f03ba9f98f56fdb444146e7
MD5 hash: 0f0d276ad9c944521a1c90e8c29a7245
humanhash: music-juliet-network-summer
File name:winlog.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:624'640 bytes
First seen:2021-03-03 05:26:07 UTC
Last seen:2021-03-03 06:33:38 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:Sw+TpiEnlMNueFU9G0afCorU8FC/snOVgt7:SJLnd6U9G0afCogZV
TLSH 0DD4AE3973D4E719E03DA7B990210014A3F1BC4FE72ED28EBED961DD18B5F80CA65A16
Reporter BmauxTwQN1tf9in
Tags:FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
161
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
winlog.exe
Verdict:
No threats detected
Analysis date:
2021-03-03 04:30:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e1f683b5-c5bf-49d6-972b-96ae6fe2f092

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/121182/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.12170.32331.3674.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Launching cmd.exe command interpreter
Enabling autorun by creating a file
Unauthorized injection to a system process
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/625451
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
C2 URLs / IPs found in malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 361713 Sample: winlog.exe Startdate: 03/03/2021 Architecture: WINDOWS Score: 100 39 www.digitalneeds.tech 2->39 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 10 other signatures 2->53 11 winlog.exe 7 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\jCdqffAKnmZvQm.exe, PE32 11->33 dropped 35 C:\Users\user\AppData\Local\...\tmpBF09.tmp, XML 11->35 dropped 37 C:\Users\user\AppData\...\winlog.exe.log, ASCII 11->37 dropped 63 Tries to detect virtualization through RDTSC time measurements 11->63 15 winlog.exe 11->15         started        18 schtasks.exe 1 11->18         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 20 explorer.exe 15->20 injected 24 conhost.exe 18->24         started        process9 dnsIp10 41 www.kaywoodward.com 74.208.236.79, 49750, 80 ONEANDONE-ASBrauerstrasse48DE United States 20->41 43 www.roeromeccanica.com 147.255.130.13, 49732, 80 LEASEWEB-USA-LAX-11US United States 20->43 45 16 other IPs or domains 20->45 55 System process connects to network (likely due to code injection or exploit) 20->55 26 colorcpl.exe 20->26         started        signatures11 process12 signatures13 57 Modifies the context of a thread in another process (thread injection) 26->57 59 Maps a DLL or memory area into another process 26->59 61 Tries to detect virtualization through RDTSC time measurements 26->61 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0e2a77f131f7d624f3c067e4b58124ccf1c85b4e16bf839fd2a6e9fde02a3f43/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-02-04 22:36:39 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=byvhp4jr67lcj46am7sllajezty4qw2oc27yhh6su3u73ybkh5bq._file
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210303-zw711rbf2s/
Behaviour
Creates scheduled task(s)
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.digitalneeds.tech/ivay/
Unpacked files
SH256 hash:
6371265c1e6b6a39d54a7bb9485b7ef14bf338c13e0f0e8e4e81f3ac802eaac8
MD5 hash:
4449dbe70422f2dbc5b21121c18ba3d6
SHA1 hash:
be147522e8dd0198a8f4478c5b02550893331d45
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/93998f20-1b7e-467b-a579-2d1ada06c52e/
Parent samples :
c88ff1a1487ac7559ec7f8104f6b1cd8231b6a7f0a52020c356c460d2b608d9a
691f4ceec58c748e1dd6535281cacf8dcb3f2f5907796dbeefec03c975dbb28e
bfeb54e5c139165386b0a468366c012d13562376cc4a82f3cd7d69723fee96a0
ba036ae8ea1f0edb73e54c34031ae4eb52862512054e014ee9d21ed04fdca86c
9681746b0d72e882c0949fcbdd3005b15720d66b4a8795b9d7c8c98a59048582
6a37a2a65393b805bbe4e7e4e42b642da433e9caa7436aaeb9df8ab0fc6679b9
9ab3bb93a6d39ab709c9b2369cde749ccbe7f3796c7c3e2fc39aa4715c3bb0fd
0e2a77f131f7d624f3c067e4b58124ccf1c85b4e16bf839fd2a6e9fde02a3f43
SH256 hash:
ff54ced3977d971a6d5e5edc2422d000266e70eb091d64872629d5ac4c74425e
MD5 hash:
f4ca2bf3aa60598595f643973d8471b4
SHA1 hash:
83700aec49a7e6aa916eb05ac8bd816ec1ca1b8f
Link:
https://www.unpac.me/results/93998f20-1b7e-467b-a579-2d1ada06c52e/
SH256 hash:
2b2bcf851c2b87033fd24c890c2a1de3642564f7cec7282982d96b8280baa849
MD5 hash:
befb0470c71d676cc891cba16088975d
SHA1 hash:
5b7143f97d1d656fd1cacf70949048c1951b639a
Link:
https://www.unpac.me/results/93998f20-1b7e-467b-a579-2d1ada06c52e/
SH256 hash:
0e2a77f131f7d624f3c067e4b58124ccf1c85b4e16bf839fd2a6e9fde02a3f43
MD5 hash:
0f0d276ad9c944521a1c90e8c29a7245
SHA1 hash:
368396b50bda77316f03ba9f98f56fdb444146e7
Link:
https://www.unpac.me/results/93998f20-1b7e-467b-a579-2d1ada06c52e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0e2a77f131f7d624f3c067e4b58124ccf1c85b4e16bf839fd2a6e9fde02a3f43

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/121182/

Comments