MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9. 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


PureLogsStealer


Vendor detections: 12


Intelligence 12 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9
SHA3-384 hash: 4d9f0ee4a39d318725330678c37d96b2bf5a541f756e7430605b1ad67d93833a4cdda067f9a92ce715665b6675c2265a
SHA1 hash: 7761cf282d5bf7e06fcb4e3d10ad8ad2f81c1592
MD5 hash: 25d23ee393bc4f29b576fe809e811d19
humanhash: sink-bulldog-skylark-ack
File name:CIPL 00429 EST DAFORMV CIELO Express.exe
Download: download sample
Signature PureLogsStealer
Create hunting rule
File size:718'336 bytes
First seen:2024-05-01 06:12:10 UTC
Last seen:2024-05-01 07:26:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:mpB+8ubAKOfdhmFFwm0/WVpSh/SSEDtELQ8D+3VEpii4XOKOqy:p8JfgwxhgE43VIqXS
TLSH T12DE42382B3A4477EDAFA41F54964608557BA6058223AF3CC8DD231DE4C93B398E07B5B
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 00d4ecccece4dc00 (6 x AgentTesla, 1 x PureLogsStealer, 1 x Formbook)
Reporter abuse_ch
Tags:exe PureLogStealer

Intelligence

File Origin
# of uploads :
2
# of downloads :
297
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9.exe
Verdict:
Malicious activity
Analysis date:
2024-05-01 06:13:49 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/989e5012-97df-4c76-8282-477bf543cc0f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.2511.19873.8619.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/6631dd710694596be92d30c9/reports/219bdb24-e57c-480c-ab1a-3bc55b6f3cd3/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9
Malware family:
MSIL Injector
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5993101b-2f53-4257-b89b-94e9811132c4
Result
Threat name:
FormBook, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1434464
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1434464 Sample: CIPL 00429 EST DAFORMV CIEL... Startdate: 01/05/2024 Architecture: WINDOWS Score: 100 40 www.ty8yd.us 2->40 60 Snort IDS alert for network traffic 2->60 62 Malicious sample detected (through community Yara rule) 2->62 64 Antivirus / Scanner detection for submitted sample 2->64 66 10 other signatures 2->66 10 CIPL 00429 EST DAFORMV CIELO Express.exe 4 2->10         started        13 chrome.exe 9 2->13         started        signatures3 process4 dnsIp5 70 Adds a directory exclusion to Windows Defender 10->70 72 Injects a PE file into a foreign processes 10->72 16 CIPL 00429 EST DAFORMV CIELO Express.exe 10->16         started        19 powershell.exe 23 10->19         started        48 192.168.2.8, 138, 443, 49564 unknown unknown 13->48 50 192.168.2.4 unknown unknown 13->50 52 239.255.255.250 unknown Reserved 13->52 21 chrome.exe 13->21         started        signatures6 process7 dnsIp8 54 Maps a DLL or memory area into another process 16->54 24 fwttviqtDwNyRmoLmBJvog.exe 16->24 injected 56 Loading BitLocker PowerShell Module 19->56 27 conhost.exe 19->27         started        42 play.google.com 142.251.16.102, 443, 49738, 49739 GOOGLEUS United States 21->42 44 172.253.115.106, 443, 49745 GOOGLEUS United States 21->44 46 6 other IPs or domains 21->46 signatures9 process10 signatures11 68 Found direct / indirect Syscall (likely to bypass EDR) 24->68 29 cttune.exe 13 24->29         started        process12 signatures13 74 Tries to steal Mail credentials (via file / registry access) 29->74 76 Tries to harvest and steal browser information (history, passwords, etc) 29->76 78 Maps a DLL or memory area into another process 29->78 80 Queues an APC in another process (thread injection) 29->80 32 fwttviqtDwNyRmoLmBJvog.exe 29->32 injected 36 firefox.exe 29->36         started        process14 dnsIp15 38 www.ty8yd.us 91.195.240.123, 49744, 80 SEDO-ASDE Germany 32->38 58 Found direct / indirect Syscall (likely to bypass EDR) 32->58 signatures16
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-04-30 14:55:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iwwhhui7rs4kopiwaugop2ga63z2kmoahn7dyfel4kjgc5opzhuq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/240501-gyrb2abh43/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
95b368c76d46caf60d19e1531d7b22a049fa0a631ac7834708b7f3c5f6aa5d0a
MD5 hash:
a6e2a9325c80d628d204b49f8197d2ed
SHA1 hash:
e1008428335bc43c603fe601219e322270b1a9ac
Link:
https://www.unpac.me/results/36f4ef6e-5bcc-4950-a52f-09300bbf9d60/
SH256 hash:
102dd4ea2c29316b66fd1af649bba84e762451a3bd3f7859d60a36245bb9a038
MD5 hash:
9180ab9aabd69f4f702f3a6f24eed965
SHA1 hash:
c9afd2acabc0e6aa898e7ffa418677eabd7152d5
Link:
https://www.unpac.me/results/36f4ef6e-5bcc-4950-a52f-09300bbf9d60/
SH256 hash:
580ef9d00e320c821e654d883987185b0159ec5f967a72c708e39f96754a21b8
MD5 hash:
a4601fd39dd947a4d379c492364ef193
SHA1 hash:
edf9f917dd7bd42fe1cd3a92acf631266f5a5d15
Link:
https://www.unpac.me/results/36f4ef6e-5bcc-4950-a52f-09300bbf9d60/
SH256 hash:
4909093c1045073940daf73778f88ce3e5d4dcbc0d69e3498ad4672c2e699013
MD5 hash:
28b43a10958caef0465f7b93be0a0d77
SHA1 hash:
9c85c1cb7f6face0a6c8d0a2d2314a99092d6554
Link:
https://www.unpac.me/results/36f4ef6e-5bcc-4950-a52f-09300bbf9d60/
SH256 hash:
44232f7f990d2cec440d9bafbf8d994c8842b60f5b24d7d735cb86b224d39d6e
MD5 hash:
3cd0d038df5e44fa0fef9061e6d45828
SHA1 hash:
335a7ca3185eaa5b601417b1ad824344070b5e46
Link:
https://www.unpac.me/results/36f4ef6e-5bcc-4950-a52f-09300bbf9d60/
SH256 hash:
45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9
MD5 hash:
25d23ee393bc4f29b576fe809e811d19
SHA1 hash:
7761cf282d5bf7e06fcb4e3d10ad8ad2f81c1592
Link:
https://www.unpac.me/results/36f4ef6e-5bcc-4950-a52f-09300bbf9d60/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/45ac73d11f8c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/45ac73d11f8cb8a73d16050ce7e8c0f6f3a531c03b7e3c148be2926175cfc9e9

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:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments