agenttesla | 7333b7b77d906d10a63058e19f45e6cacd7c0295b229910cf30e5449085b365f

General

Target

qFbGYuKhG1.exe
Size

647KB
MD5

4f34b0b75d7b9ebf3fbd77915cba976f
SHA1

6b8a77a3a2c4a24c8ad7837fbf4c36e822953345
SHA256

7333b7b77d906d10a63058e19f45e6cacd7c0295b229910cf30e5449085b365f
SHA512

c378d935732dd002d850e207a74b7927924c26152e06250c9a02aca4c1e550953d9fd26d7d52566d7d51792a58177346eb2a3af7be2f737f06af2db259682ba3
SSDEEP

12288:MQw8m/eoBcBWYwywwpyuTdHEnyzW8M1s9d8fYf9/Ksq/KsI/Ksp:qNBcBWYYwD+KW8HkMtio5

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.kumbarasigorta.com
Port:
587
Username:
[email protected]
Password:
Ceren1234.
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

1912 svchost.exe
Loads dropped DLL 1 IoCs

Processes:

cmd.exe

pid process

472 cmd.exe

pid	process
1912	svchost.exe

pid	process
472	cmd.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

qFbGYuKhG1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	qFbGYuKhG1.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org
3 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

svchost.exe

description pid process target process

PID 1912 set thread context of 596 1912 svchost.exe AddInProcess32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

588 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1108 timeout.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

qFbGYuKhG1.exesvchost.exe

pid process

1428 qFbGYuKhG1.exe
1912 svchost.exe
1912 svchost.exe
1912 svchost.exe
1912 svchost.exe
1912 svchost.exe
1912 svchost.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

qFbGYuKhG1.exesvchost.exeAddInProcess32.exe

description pid process

Token: SeDebugPrivilege 1428 qFbGYuKhG1.exe
Token: SeDebugPrivilege 1912 svchost.exe
Token: SeDebugPrivilege 596 AddInProcess32.exe

flow	ioc
4	api.ipify.org
3	api.ipify.org

description	pid	process	target process
PID 1912 set thread context of 596	1912	svchost.exe	AddInProcess32.exe

pid	process
588	schtasks.exe

pid	process
1108	timeout.exe

pid	process
1428	qFbGYuKhG1.exe
1912	svchost.exe
1912	svchost.exe
1912	svchost.exe
1912	svchost.exe
1912	svchost.exe
1912	svchost.exe

description	pid	process
Token: SeDebugPrivilege	1428	qFbGYuKhG1.exe
Token: SeDebugPrivilege	1912	svchost.exe
Token: SeDebugPrivilege	596	AddInProcess32.exe

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

qFbGYuKhG1.execmd.execmd.exesvchost.exe

description	pid	process	target process
PID 1428 wrote to memory of 2032	1428	qFbGYuKhG1.exe	cmd.exe
PID 1428 wrote to memory of 2032	1428	qFbGYuKhG1.exe	cmd.exe
PID 1428 wrote to memory of 2032	1428	qFbGYuKhG1.exe	cmd.exe
PID 1428 wrote to memory of 472	1428	qFbGYuKhG1.exe	cmd.exe
PID 1428 wrote to memory of 472	1428	qFbGYuKhG1.exe	cmd.exe
PID 1428 wrote to memory of 472	1428	qFbGYuKhG1.exe	cmd.exe
PID 2032 wrote to memory of 588	2032	cmd.exe	schtasks.exe
PID 2032 wrote to memory of 588	2032	cmd.exe	schtasks.exe
PID 2032 wrote to memory of 588	2032	cmd.exe	schtasks.exe
PID 472 wrote to memory of 1108	472	cmd.exe	timeout.exe
PID 472 wrote to memory of 1108	472	cmd.exe	timeout.exe
PID 472 wrote to memory of 1108	472	cmd.exe	timeout.exe
PID 472 wrote to memory of 1912	472	cmd.exe	svchost.exe
PID 472 wrote to memory of 1912	472	cmd.exe	svchost.exe
PID 472 wrote to memory of 1912	472	cmd.exe	svchost.exe
PID 1912 wrote to memory of 1756	1912	svchost.exe	AddInProcess.exe
PID 1912 wrote to memory of 1756	1912	svchost.exe	AddInProcess.exe
PID 1912 wrote to memory of 1756	1912	svchost.exe	AddInProcess.exe
PID 1912 wrote to memory of 280	1912	svchost.exe	RegAsm.exe
PID 1912 wrote to memory of 280	1912	svchost.exe	RegAsm.exe
PID 1912 wrote to memory of 280	1912	svchost.exe	RegAsm.exe
PID 1912 wrote to memory of 1528	1912	svchost.exe	regtlibv12.exe
PID 1912 wrote to memory of 1528	1912	svchost.exe	regtlibv12.exe
PID 1912 wrote to memory of 1528	1912	svchost.exe	regtlibv12.exe
PID 1912 wrote to memory of 1056	1912	svchost.exe	MSBuild.exe
PID 1912 wrote to memory of 1056	1912	svchost.exe	MSBuild.exe
PID 1912 wrote to memory of 1056	1912	svchost.exe	MSBuild.exe
PID 1912 wrote to memory of 1780	1912	svchost.exe	aspnet_regbrowsers.exe
PID 1912 wrote to memory of 1780	1912	svchost.exe	aspnet_regbrowsers.exe
PID 1912 wrote to memory of 1780	1912	svchost.exe	aspnet_regbrowsers.exe
PID 1912 wrote to memory of 1060	1912	svchost.exe	ngen.exe
PID 1912 wrote to memory of 1060	1912	svchost.exe	ngen.exe
PID 1912 wrote to memory of 1060	1912	svchost.exe	ngen.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe
PID 1912 wrote to memory of 596	1912	svchost.exe	AddInProcess32.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

outlook_office_path 1 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

outlook_win_path 1 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\qFbGYuKhG1.exe
"C:\Users\Admin\AppData\Local\Temp\qFbGYuKhG1.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1428

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:2032

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
3⤵
- Creates scheduled task(s)
PID:588

C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1536.tmp.bat""
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:472

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:1108

C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe"
4⤵
PID:1756

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
4⤵
PID:280

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regtlibv12.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\regtlibv12.exe"
4⤵
PID:1528

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
4⤵
PID:1056

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
4⤵
PID:1780

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
4⤵
PID:1060

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
4⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:596

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1536.tmp.bat
Filesize
151B

MD5
239e96703cdb54e0bf4ee89e435139f8

SHA1
0b48733fe40ff4a2bbec71e09009355f9e7c7245

SHA256
43684eed4abe4cd783dd58e8fe0bf66eecaae18f799e3f84c278fb572392606e

SHA512
a107539005525ff2182d6d3368222738a9546b6847fd636692cdd542c4229211c2f830345df115e6bdc35ae33c175df78334ef5a1150135ebffa783483e270b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1536.tmp.bat
Filesize
151B

MD5
239e96703cdb54e0bf4ee89e435139f8

SHA1
0b48733fe40ff4a2bbec71e09009355f9e7c7245

SHA256
43684eed4abe4cd783dd58e8fe0bf66eecaae18f799e3f84c278fb572392606e

SHA512
a107539005525ff2182d6d3368222738a9546b6847fd636692cdd542c4229211c2f830345df115e6bdc35ae33c175df78334ef5a1150135ebffa783483e270b9

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe
Filesize
647KB

MD5
4f34b0b75d7b9ebf3fbd77915cba976f

SHA1
6b8a77a3a2c4a24c8ad7837fbf4c36e822953345

SHA256
7333b7b77d906d10a63058e19f45e6cacd7c0295b229910cf30e5449085b365f

SHA512
c378d935732dd002d850e207a74b7927924c26152e06250c9a02aca4c1e550953d9fd26d7d52566d7d51792a58177346eb2a3af7be2f737f06af2db259682ba3

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe
Filesize
647KB

MD5
4f34b0b75d7b9ebf3fbd77915cba976f

SHA1
6b8a77a3a2c4a24c8ad7837fbf4c36e822953345

SHA256
7333b7b77d906d10a63058e19f45e6cacd7c0295b229910cf30e5449085b365f

SHA512
c378d935732dd002d850e207a74b7927924c26152e06250c9a02aca4c1e550953d9fd26d7d52566d7d51792a58177346eb2a3af7be2f737f06af2db259682ba3

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe
Filesize
647KB

MD5
4f34b0b75d7b9ebf3fbd77915cba976f

SHA1
6b8a77a3a2c4a24c8ad7837fbf4c36e822953345

SHA256
7333b7b77d906d10a63058e19f45e6cacd7c0295b229910cf30e5449085b365f

SHA512
c378d935732dd002d850e207a74b7927924c26152e06250c9a02aca4c1e550953d9fd26d7d52566d7d51792a58177346eb2a3af7be2f737f06af2db259682ba3

Download Submit
memory/596-72-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/596-74-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/596-76-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/596-77-0x0000000000930000-0x0000000000970000-memory.dmp

Filesize
256KB

Download
memory/596-95-0x0000000000930000-0x0000000000970000-memory.dmp

Filesize
256KB

Download
memory/1428-56-0x000000001AAC0000-0x000000001AB2E000-memory.dmp

Filesize
440KB

Download
memory/1428-55-0x0000000000DF0000-0x0000000000E70000-memory.dmp

Filesize
512KB

Download
memory/1428-54-0x0000000000FC0000-0x0000000001064000-memory.dmp

Filesize
656KB

Download
memory/1912-70-0x0000000000B60000-0x0000000000C04000-memory.dmp

Filesize
656KB

Download
memory/1912-71-0x000000001B180000-0x000000001B200000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads