agenttesla | dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf

General

Target

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
Size

669KB
MD5

095b1428cb11ae9eca5d3c6723dea238
SHA1

0c92ecfbe04cd37ed2186af546756633f5993a55
SHA256

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf
SHA512

42db95a6b7297150269c5e893c903d5be7b1bf2b8ee76827d1f0135673e40176978c7f54d351d8a484196ff497907be9fa6c206cc3bda20a7dcef09bdbd2e81b
SSDEEP

12288:IaBWsJr1o5x+F9IY0hmoTKCkO+nmKZoG9KjI3JxtWgASCY3KbU/:IagUra5EEYKZkbhoG9q6JbWZU

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.aykadekorasyon.com.tr
Port:
587
Username:
[email protected]
Password:
ayka2023ayka

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.aykadekorasyon.com.tr
Port:
587
Username:
[email protected]
Password:
ayka2023ayka
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/864-11-0x0000000000400000-0x0000000000442000-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/864-11-0x0000000000400000-0x0000000000442000-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/864-11-0x0000000000400000-0x0000000000442000-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/864-11-0x0000000000400000-0x0000000000442000-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/864-11-0x0000000000400000-0x0000000000442000-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/864-11-0x0000000000400000-0x0000000000442000-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

448 powershell.exe

pid	process
448	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:

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.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:

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe"	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

description	pid	process	target process
PID 4484 set thread context of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exedfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exepowershell.exe

pid	process
4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
864	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
864	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
448	powershell.exe
448	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exedfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
Token: SeDebugPrivilege	864	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
Token: SeDebugPrivilege	448	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

pid process

864 dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

pid	process
864	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

description	pid	process	target process
PID 4484 wrote to memory of 448	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	powershell.exe
PID 4484 wrote to memory of 448	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	powershell.exe
PID 4484 wrote to memory of 448	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	powershell.exe
PID 4484 wrote to memory of 1584	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 1584	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 1584	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
PID 4484 wrote to memory of 864	4484	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe	dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe

C:\Users\Admin\AppData\Local\Temp\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
"C:\Users\Admin\AppData\Local\Temp\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4484

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\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:448

C:\Users\Admin\AppData\Local\Temp\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
"C:\Users\Admin\AppData\Local\Temp\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe"
2⤵
PID:1584

C:\Users\Admin\AppData\Local\Temp\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe
"C:\Users\Admin\AppData\Local\Temp\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:864

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\dfb6c6d13b4ae972386abfa5544ccfb5374d6bf89889043b8d138117748934bf.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fmde0zvu.oek.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/448-55-0x0000000006F20000-0x0000000006F31000-memory.dmp

Filesize
68KB

Download
memory/448-33-0x00000000054E0000-0x0000000005834000-memory.dmp

Filesize
3.3MB

Download
memory/448-59-0x0000000007040000-0x0000000007048000-memory.dmp

Filesize
32KB

Download
memory/448-56-0x0000000006F60000-0x0000000006F6E000-memory.dmp

Filesize
56KB

Download
memory/448-34-0x00000000059C0000-0x00000000059DE000-memory.dmp

Filesize
120KB

Download
memory/448-54-0x0000000006FA0000-0x0000000007036000-memory.dmp

Filesize
600KB

Download
memory/448-53-0x0000000006D90000-0x0000000006D9A000-memory.dmp

Filesize
40KB

Download
memory/448-52-0x0000000006D20000-0x0000000006D3A000-memory.dmp

Filesize
104KB

Download
memory/448-51-0x0000000007360000-0x00000000079DA000-memory.dmp

Filesize
6.5MB

Download
memory/448-49-0x0000000006BB0000-0x0000000006BCE000-memory.dmp

Filesize
120KB

Download
memory/448-57-0x0000000006F70000-0x0000000006F84000-memory.dmp

Filesize
80KB

Download
memory/448-58-0x0000000007060000-0x000000000707A000-memory.dmp

Filesize
104KB

Download
memory/448-50-0x0000000006BE0000-0x0000000006C83000-memory.dmp

Filesize
652KB

Download
memory/448-17-0x0000000004A40000-0x0000000005068000-memory.dmp

Filesize
6.2MB

Download
memory/448-39-0x00000000703B0000-0x00000000703FC000-memory.dmp

Filesize
304KB

Download
memory/448-18-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download
memory/448-20-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download
memory/448-38-0x0000000005FB0000-0x0000000005FE2000-memory.dmp

Filesize
200KB

Download
memory/448-35-0x0000000005A10000-0x0000000005A5C000-memory.dmp

Filesize
304KB

Download
memory/448-22-0x0000000005070000-0x0000000005092000-memory.dmp

Filesize
136KB

Download
memory/448-25-0x0000000005110000-0x0000000005176000-memory.dmp

Filesize
408KB

Download
memory/448-62-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download
memory/448-14-0x0000000002070000-0x00000000020A6000-memory.dmp

Filesize
216KB

Download
memory/864-21-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download
memory/864-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/864-37-0x0000000006180000-0x00000000061D0000-memory.dmp

Filesize
320KB

Download
memory/864-19-0x00000000052D0000-0x0000000005336000-memory.dmp

Filesize
408KB

Download
memory/864-16-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download
memory/864-63-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-8-0x00000000056C0000-0x00000000056D0000-memory.dmp

Filesize
64KB

Download
memory/4484-10-0x00000000094B0000-0x000000000954C000-memory.dmp

Filesize
624KB

Download
memory/4484-9-0x0000000006E50000-0x0000000006ED2000-memory.dmp

Filesize
520KB

Download
memory/4484-0-0x000000007473E000-0x000000007473F000-memory.dmp

Filesize
4KB

Download
memory/4484-7-0x00000000056E0000-0x00000000056FA000-memory.dmp

Filesize
104KB

Download
memory/4484-6-0x0000000006A70000-0x0000000006B10000-memory.dmp

Filesize
640KB

Download
memory/4484-5-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download
memory/4484-4-0x00000000053E0000-0x00000000053EA000-memory.dmp

Filesize
40KB

Download
memory/4484-3-0x0000000005440000-0x00000000054D2000-memory.dmp

Filesize
584KB

Download
memory/4484-2-0x0000000005950000-0x0000000005EF4000-memory.dmp

Filesize
5.6MB

Download
memory/4484-1-0x0000000000A60000-0x0000000000B0C000-memory.dmp

Filesize
688KB

Download
memory/4484-15-0x0000000074730000-0x0000000074EE0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads