agenttesla | b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe

General

Target

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
Size

836KB
MD5

b90266d6b73db4f10b1cc8f90a81a4aa
SHA1

9422dd5935c7299da1c6c8b7b5e0e9e89743ddfb
SHA256

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe
SHA512

aed559705834aedce48808f2225d2657c59ec24f2766bae56750544d9507fb47b05b8efe7690cfba769031954e6437895910828fc68a17f9b2602baa34a78828
SSDEEP

24576:Yw4bjw4bJWBbDcr6vNVIbKADy2VqC5yYOWMU/fpTMnp7:Yw4bjw4bARE6FWbKegCEYOWMU5TMR

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.saralgumruk.com
Port:
587
Username:
[email protected]
Password:
Srl--789789_

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.saralgumruk.com
Port:
587
Username:
[email protected]
Password:
Srl--789789_
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3412-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3412-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3412-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3412-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3412-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3412-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1300 powershell.exe

pid	process
1300	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe"	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

description	pid	process	target process
PID 1824 set thread context of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exeb5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exepowershell.exe

pid	process
1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
3412	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
3412	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
1300	powershell.exe
1300	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exeb5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
Token: SeDebugPrivilege	3412	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
Token: SeDebugPrivilege	1300	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

pid process

3412 b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

pid	process
3412	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

description	pid	process	target process
PID 1824 wrote to memory of 1300	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	powershell.exe
PID 1824 wrote to memory of 1300	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	powershell.exe
PID 1824 wrote to memory of 1300	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	powershell.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
PID 1824 wrote to memory of 3412	1824	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe	b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe

C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
"C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1824

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1300

C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe
"C:\Users\Admin\AppData\Local\Temp\b5e9a3a112c889e9afaa48926ed0bf9474fb430cc99dff8915192877f58d5efe.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sfm01qzp.oqk.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1300-48-0x0000000007C00000-0x000000000827A000-memory.dmp

Filesize
6.5MB

Download
memory/1300-29-0x0000000005C20000-0x0000000005C42000-memory.dmp

Filesize
136KB

Download
memory/1300-53-0x00000000077F0000-0x00000000077FE000-memory.dmp

Filesize
56KB

Download
memory/1300-52-0x00000000077C0000-0x00000000077D1000-memory.dmp

Filesize
68KB

Download
memory/1300-51-0x0000000007840000-0x00000000078D6000-memory.dmp

Filesize
600KB

Download
memory/1300-50-0x0000000007630000-0x000000000763A000-memory.dmp

Filesize
40KB

Download
memory/1300-49-0x00000000075C0000-0x00000000075DA000-memory.dmp

Filesize
104KB

Download
memory/1300-46-0x00000000072A0000-0x0000000007343000-memory.dmp

Filesize
652KB

Download
memory/1300-34-0x0000000007260000-0x0000000007292000-memory.dmp

Filesize
200KB

Download
memory/1300-60-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1300-45-0x0000000006830000-0x000000000684E000-memory.dmp

Filesize
120KB

Download
memory/1300-13-0x0000000004CF0000-0x0000000004D26000-memory.dmp

Filesize
216KB

Download
memory/1300-57-0x00000000078E0000-0x00000000078E8000-memory.dmp

Filesize
32KB

Download
memory/1300-35-0x0000000070C60000-0x0000000070CAC000-memory.dmp

Filesize
304KB

Download
memory/1300-18-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1300-56-0x0000000007900000-0x000000000791A000-memory.dmp

Filesize
104KB

Download
memory/1300-15-0x0000000005360000-0x0000000005988000-memory.dmp

Filesize
6.2MB

Download
memory/1300-30-0x0000000005CC0000-0x0000000005D26000-memory.dmp

Filesize
408KB

Download
memory/1300-33-0x00000000062C0000-0x000000000630C000-memory.dmp

Filesize
304KB

Download
memory/1300-55-0x0000000007800000-0x0000000007814000-memory.dmp

Filesize
80KB

Download
memory/1300-19-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1300-31-0x0000000005DC0000-0x0000000006114000-memory.dmp

Filesize
3.3MB

Download
memory/1300-32-0x0000000006260000-0x000000000627E000-memory.dmp

Filesize
120KB

Download
memory/1824-7-0x0000000005D00000-0x0000000005D1A000-memory.dmp

Filesize
104KB

Download
memory/1824-16-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1824-2-0x0000000005D20000-0x00000000062C4000-memory.dmp

Filesize
5.6MB

Download
memory/1824-9-0x00000000068A0000-0x0000000006922000-memory.dmp

Filesize
520KB

Download
memory/1824-8-0x0000000005750000-0x0000000005760000-memory.dmp

Filesize
64KB

Download
memory/1824-1-0x0000000000C10000-0x0000000000CE4000-memory.dmp

Filesize
848KB

Download
memory/1824-0-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

Filesize
4KB

Download
memory/1824-6-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1824-5-0x00000000059A0000-0x0000000005A3C000-memory.dmp

Filesize
624KB

Download
memory/1824-4-0x00000000056F0000-0x00000000056FA000-memory.dmp

Filesize
40KB

Download
memory/1824-3-0x0000000005770000-0x0000000005802000-memory.dmp

Filesize
584KB

Download
memory/3412-12-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/3412-54-0x0000000006920000-0x0000000006970000-memory.dmp

Filesize
320KB

Download
memory/3412-17-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/3412-14-0x0000000005A20000-0x0000000005A86000-memory.dmp

Filesize
408KB

Download
memory/3412-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3412-61-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads