MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a5d1d3d58f829e1447df95583770da8106382f32ebced394eccda36a921bdf5. 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


TrickBot


Vendor detections: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1a5d1d3d58f829e1447df95583770da8106382f32ebced394eccda36a921bdf5
SHA3-384 hash: 6cc0b982561b7ecbdf587ddb5135a49e6dae4a9ef20f4a8b04f0860659a68fc8e23e955b81dd7940b4bd6f2863f10598
SHA1 hash: a74fea06c8e67447176f7a508899ba546316f77c
MD5 hash: add4d58d5bd00250c2203653129fb71b
humanhash: avocado-shade-fillet-pennsylvania
File name:rwysfwueyp.exe
Download: download sample
Signature TrickBot
Create hunting rule
File size:1'288'944 bytes
First seen:2021-01-21 17:22:24 UTC
Last seen:2021-01-21 18:54:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash bc70c4fa605f17c85050b7c7b6d42e44 (15 x njrat, 12 x RedLineStealer, 10 x AgentTesla)
ssdeep 24576:vQCxw3cNf8dX1B5GhIviV81pTXSg/vVDlIBPWjlryy7zcivN:vQi5f8dlLGC6G/TXJli4jlh7zzl
Threatray 118 similar samples on MalwareBazaar
TLSH D855E02DD25B4AA6DFE0FE7C30F0A2770D601DA2851F9B857229347846D73E53C60BA9
Reporter malware_traffic
Tags:exe mor1 TrickBot

Intelligence

File Origin
# of uploads :
2
# of downloads :
238
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
rwysfwueyp.exe
Verdict:
Malicious activity
Analysis date:
2021-01-21 17:18:38 UTC
Tags:
autoit evasion
Link:
https://app.any.run/tasks/890543c4-483a-4763-ab1c-63ef3ef5c1fb

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
TrickBot
Create hunting rule
Link:
https://www.capesandbox.com/analysis/113327/
Detection(s):
SecuriteInfo.com.Dropper.Win32.Agent.C4305667.15068.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Running batch commands
Creating a process with a hidden window
Launching a process
Launching cmd.exe command interpreter
Creating a process from a recently created file
Deleting a recently created file
DNS request
Sending a UDP request
Unauthorized injection to a recently created 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:
Unknown
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/587513
Signature
Allocates memory in foreign processes
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Obfuscated command line found
Sigma detected: Suspicious Certutil Command
Submitted sample is a known malware sample
Tries to detect virtualization through RDTSC time measurements
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 342782 Sample: rwysfwueyp.exe Startdate: 21/01/2021 Architecture: WINDOWS Score: 88 61 Multi AV Scanner detection for submitted file 2->61 63 Obfuscated command line found 2->63 65 Uses ping.exe to sleep 2->65 67 3 other signatures 2->67 11 rwysfwueyp.exe 1 6 2->11         started        13 rundll32.exe 2->13         started        process3 process4 15 cmd.exe 1 11->15         started        17 cmd.exe 1 11->17         started        signatures5 20 cmd.exe 2 15->20         started        23 conhost.exe 15->23         started        25 certutil.exe 2 15->25         started        59 Submitted sample is a known malware sample 17->59 27 conhost.exe 17->27         started        process6 signatures7 69 Obfuscated command line found 20->69 71 Uses ping.exe to sleep 20->71 29 Tu.com 20->29         started        31 PING.EXE 1 20->31         started        34 findstr.exe 1 20->34         started        37 certutil.exe 2 20->37         started        process8 dnsIp9 39 Tu.com 29->39         started        55 127.0.0.1 unknown unknown 31->55 57 192.168.2.1 unknown unknown 31->57 51 C:\Users\user\AppData\Local\Temp\...\Tu.com, Targa 34->51 dropped file10 process11 dnsIp12 53 mswvdOianirMyzFeSSntzoSkLaMEL.mswvdOianirMyzFeSSntzoSkLaMEL 39->53 73 Injects a PE file into a foreign processes 39->73 43 Tu.com 1 39->43         started        signatures13 process14 signatures15 75 Writes to foreign memory regions 43->75 77 Allocates memory in foreign processes 43->77 46 wermgr.exe 43->46         started        49 wermgr.exe 43->49         started        process16 signatures17 79 Tries to detect virtualization through RDTSC time measurements 46->79 81 Found evasive API chain (trying to detect sleep duration tampering with parallel thread) 46->81
Detection:
trickbot
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1a5d1d3d58f829e1447df95583770da8106382f32ebced394eccda36a921bdf5/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-01-21 17:23:08 UTC
AV detection:
10 of 28 (35.71%)
Threat level:
  5/5
Verdict:
suspicious
Similar samples:
08dbec2319a6dc6fc42ac20e63560ff2796b9106ab9cfd4ea3974b45460f4c6b
TrickBot
1630f3fabf80e99d1990176b5736835496bdbd74610d1e43eefd7088e2529a6e
TrickBot
1c421e6eea0c7d28016da05e2be26a099f94bb355e05ed1088c2098c024760b1
TrickBot
29c0c875bd961391938a48794be49c006a1ee8c31e25a1fd5f0891f5dcd46e6c
TrickBot
637d172395f876a73f77476c2ab1261e289b8f12395110627a7c93583b11c868
TrickBot
890640a258f6876bf27452acbb0e0eaf4a3286f1bca30bc02822d30052a0eeaa
TrickBot
97aa05fceef261ee4ca00025a69280b8f9843ba6531a48ee543eed1f37af8c27
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9bae8f0da8acb0e760eb61482cafc928199f841e10e0426a6650d140be0154c3
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ab6c220ed37a3771afb540e7b1179aea65119d6e3da91d55af7f659f61541f42
TrickBot
cb04bfdeb1a12eaab0a0442ecdf62ce49d2c1daa5b4345412cf3462b9ab26803
TrickBot
+ 108 additional samples on MalwareBazaar
Result
Malware family:
trickbot
Create hunting rule
Score:
  10/10
Tags:
family:trickbot botnet:mor1 banker persistence trojan
Link:
https://tria.ge/reports/210121-x4ncp6qbba/
Behaviour
Runs ping.exe
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Trickbot
Malware Config
C2 Extraction:
85.204.116.83:443
91.200.100.143:443
83.151.14.13:443
107.191.61.39:443
113.160.129.15:443
139.162.182.54:443
139.162.44.152:443
144.202.106.23:443
158.247.219.186:443
172.105.107.25:443
172.105.190.51:443
172.105.196.53:443
172.105.25.190:443
178.79.138.253:443
192.46.229.48:443
207.246.92.48:443
216.128.130.16:443
45.79.126.97:443
45.79.155.9:443
45.79.212.97:443
45.79.253.142:443
45.79.90.143:443
66.42.113.16:443
85.159.214.61:443
Unpacked files
SH256 hash:
5f15ebb306bcb415a1d1cab146bf7534882bad15139e5e595b2453207a79010d
MD5 hash:
4e85132c6691ec1c0ddae7460b06a7f6
SHA1 hash:
891e98311a0ee0cde6829f5323ae78e2031504c2
Link:
https://www.unpac.me/results/d0be4487-7ab6-412a-a949-e947b0155391/
SH256 hash:
1a5d1d3d58f829e1447df95583770da8106382f32ebced394eccda36a921bdf5
MD5 hash:
add4d58d5bd00250c2203653129fb71b
SHA1 hash:
a74fea06c8e67447176f7a508899ba546316f77c
Link:
https://www.unpac.me/results/d0be4487-7ab6-412a-a949-e947b0155391/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Barys
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1a5d1d3d58f829e1447df95583770da8106382f32ebced394eccda36a921bdf5

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/113327/

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