MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88c915fc9b19666779df6aa7bf4be92a7bc293ba9a00269ae1e83f2605a54f50. 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


RemcosRAT


Vendor detections: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 88c915fc9b19666779df6aa7bf4be92a7bc293ba9a00269ae1e83f2605a54f50
SHA3-384 hash: 5bd1ef9ee7c063c895ca8e74e9c1b794d1ffd73022fc65c82f71563569c3a3ccc8f46e9f14424a5feb0443d4e2bdfe21
SHA1 hash: 6c547762edae1d2e6cbb856a987b5fdf8604da6a
MD5 hash: 8a4b25fad86c1369e690eb37b68300d0
humanhash: comet-helium-queen-pip
File name:PO 543-35017173 - 07.58.14.509.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'003'520 bytes
First seen:2023-05-25 12:53:13 UTC
Last seen:2023-05-25 13:14:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:F9BEP88Xlp3mYUwfiEF3cBMPR8jJOg7B9:DBe8mlp9Uwqa3cBumpB9
Threatray 1'960 similar samples on MalwareBazaar
TLSH T12D25229536786F92C6FEC7F48434307453FBB9AAB472E3450DC7A4C722A6F825402A97
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
275
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
PO 543-35017173 - 07.58.14.509.exe
Verdict:
Malicious activity
Analysis date:
2023-05-25 13:02:19 UTC
Tags:
remcos
Link:
https://app.any.run/tasks/6ee23ca5-1e0c-4b44-af67-8708f9653838

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/391635/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2048.16619.24277.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed remcos
Link:
https://www.filescan.io/uploads/646f5a6b5ce396d092141d4c/reports/bdeaf8f3-5efb-42e1-ab3c-15def097c8ff/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/88c915fc9b19666779df6aa7bf4be92a7bc293ba9a00269ae1e83f2605a54f50
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/460fdcda-78ec-440d-a5bf-3fe7aa3b3ab5
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1242448
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Sigma detected: Scheduled temp file as task from temp location
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 875459 Sample: PO_543-35017173_-_07.58.14.... Startdate: 25/05/2023 Architecture: WINDOWS Score: 100 43 Multi AV Scanner detection for domain / URL 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 10 other signatures 2->49 7 PO_543-35017173_-_07.58.14.509.exe 7 2->7         started        11 yFwqpHQj.exe 5 2->11         started        process3 file4 31 C:\Users\user\AppData\Roaming\yFwqpHQj.exe, PE32 7->31 dropped 33 C:\Users\...\yFwqpHQj.exe:Zone.Identifier, ASCII 7->33 dropped 35 C:\Users\user\AppData\Local\...\tmp8974.tmp, XML 7->35 dropped 37 C:\...\PO_543-35017173_-_07.58.14.509.exe.log, ASCII 7->37 dropped 51 Uses schtasks.exe or at.exe to add and modify task schedules 7->51 53 Adds a directory exclusion to Windows Defender 7->53 55 Injects a PE file into a foreign processes 7->55 13 PO_543-35017173_-_07.58.14.509.exe 3 15 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        57 Machine Learning detection for dropped file 11->57 21 schtasks.exe 1 11->21         started        23 yFwqpHQj.exe 11->23         started        signatures5 process6 dnsIp7 39 gdyhjjdhbvxgsfe.gotdns.ch 45.81.39.214, 2718, 49715 LVLT-10753US United States 13->39 41 geoplugin.net 178.237.33.50, 49716, 80 ATOM86-ASATOM86NL Netherlands 13->41 59 Installs a global keyboard hook 13->59 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        29 conhost.exe 21->29         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/88c915fc9b19666779df6aa7bf4be92a7bc293ba9a00269ae1e83f2605a54f50/
Threat name:
ByteCode-MSIL.Trojan.DarkCloud
Create hunting rule
Status:
Malicious
First seen:
2023-05-25 10:12:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
20 of 35 (57.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rderl7e3dftgo6o7nkt36s7jfj54fe52tiacngxb5a7smbnfj5ia._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
00cf6e9a873007d1f11859d3e30c85bda6f137cfbc53cd0bc9a4ac77a6ad5b04
RemcosRAT
06045cf83f2510a653e35d63d4e77dcc1d2265050be035ef7ea00fc2b855da2f
RemcosRAT
389cd12974a382686c0f491549b4bbe32c2dc9604b0b3a193ee4fb30ede8335d
RemcosRAT
4229ac95a7cd9cc9eb93d0d77a73c9120aff761dbaf18fd51b23dfa766408137
RemcosRAT
970713a0e2ca6aaadefbbcbd687df8d01060a9089e60698042ddf9ee0041d51d
RemcosRAT
9934bdb2357968d6993f6ea0ce78deb44b8f502144057bd3e74977675326a447
RemcosRAT
cd3f84c42ebdd57e9b3679216ef581b466aa1a646728156155a41055b070e788
RemcosRAT
d896f395ac42c9894f6e2c86135275035030f8e66dc693a3c8203499db5a8bf8
RemcosRAT
da108473566740a4ecd7f86677ee7a22779808be300f3329ca4a6d8877d0fcdf
RemcosRAT
e5a75ed3a164d322279af143c007028a5e94a52c11e4fa674c37a48c79237d27
RemcosRAT
+ 1'950 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:awelle-host rat
Link:
https://tria.ge/reports/230525-p47j7sab97/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Remcos
Malware Config
C2 Extraction:
gdyhjjdhbvxgsfe.gotdns.ch:2718
Unpacked files
SH256 hash:
2eaddf70d22defaf5d7f3ebc97a1c2016fcfab904f787cfb02fb5ba45c815ffa
MD5 hash:
ccbbb542913c105aa5e197d61c4b3906
SHA1 hash:
d72096e1b2bab4d20ad7b1443eb96ae930c41412
Link:
https://www.unpac.me/results/2d5179f8-3617-4116-8c6f-e2cc1eb83177/
SH256 hash:
10a39b45f5cb44771b04fd969861fd0720aeeeabffa2aef5004d88bfbf77d1f7
MD5 hash:
45e9d7045130d6109a0343b722ae34a6
SHA1 hash:
ae268ca0733ae8342eba2f41932ffcac57285e98
Link:
https://www.unpac.me/results/2d5179f8-3617-4116-8c6f-e2cc1eb83177/
SH256 hash:
16c255190eaaf1b60ec7d07abcac5f614ea197cee2416ca9d01bb563c526c87d
MD5 hash:
fb4ed205b442f470bbf10913128efdcb
SHA1 hash:
9a0a4c5ae429769e3253a9a3daefa24270b87a5b
Link:
https://www.unpac.me/results/2d5179f8-3617-4116-8c6f-e2cc1eb83177/
Parent samples :
ee57b6fa1e5a3c5ef776b79f32820327bcb3fe1974eeddf65c0eb56131193397
de8c7c543f438af1e7e78096f6873268e9b1a12745edf9c88db07e136163399e
SH256 hash:
4789bf61a56582fdbd35d3da05708eabea4d496a6edce08667519463682419b2
MD5 hash:
6f3fd88be901a180abe01dbc60876ec7
SHA1 hash:
8e9ccf29ec594d033774ec10988568b8594f7702
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/2d5179f8-3617-4116-8c6f-e2cc1eb83177/
SH256 hash:
b2876080a8892ec02a11cc322cc18952d45f9e419c1cb6d4d070860c59fe87eb
MD5 hash:
803e0c67b76960ff5d9ccb360ba9636b
SHA1 hash:
836d339682618638c6b2e3d156ad66a56e4f9ba5
Link:
https://www.unpac.me/results/2d5179f8-3617-4116-8c6f-e2cc1eb83177/
SH256 hash:
88c915fc9b19666779df6aa7bf4be92a7bc293ba9a00269ae1e83f2605a54f50
MD5 hash:
8a4b25fad86c1369e690eb37b68300d0
SHA1 hash:
6c547762edae1d2e6cbb856a987b5fdf8604da6a
Link:
https://www.unpac.me/results/2d5179f8-3617-4116-8c6f-e2cc1eb83177/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/88c915fc9b19/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Malspam

RemcosRAT

Executable exe 88c915fc9b19666779df6aa7bf4be92a7bc293ba9a00269ae1e83f2605a54f50

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/391635/

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