agenttesla | 7aa02d07edfd0c1a75eb3f05694c8fb0955fd4c654fa1a7a97f01e736a3cccb5

General

Target

T. HALK BANKASI A.S.exe
Size

569KB
MD5

9a93aae886b13bfa86dade71e0b21846
SHA1

9a4c8babb2b4e3b5292f2dc227fe25f8abc6b9a3
SHA256

d95da3b2e36df903e14aab07df9dfbc266028bd4d110d8607d10f06aa927cb75
SHA512

11e1bb4c43b8557b3b13584e09bf28fda105f973ead881d5254c64edd8bfb950d91b1967de98362f758d72399f2d43d9805647b03360d6b4df06d9e9cc65e74e

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
Hunter$#@145722

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2008-62-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2008-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2008-65-0x00000000004479FE-mapping.dmp	family_agenttesla
behavioral1/memory/2008-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2008-68-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2008-70-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

2008 InstallUtil.exe
Loads dropped DLL 1 IoCs

Processes:

T. HALK BANKASI A.S.exe

pid process

1504 T. HALK BANKASI A.S.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
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
T1081

pid	process
2008	InstallUtil.exe

pid	process
1504	T. HALK BANKASI A.S.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

T. HALK BANKASI A.S.exe

description pid process target process

PID 1504 set thread context of 2008 1504 T. HALK BANKASI A.S.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

T. HALK BANKASI A.S.exeInstallUtil.exe

pid process

1504 T. HALK BANKASI A.S.exe
1504 T. HALK BANKASI A.S.exe
1504 T. HALK BANKASI A.S.exe
2008 InstallUtil.exe
2008 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

T. HALK BANKASI A.S.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1504 T. HALK BANKASI A.S.exe
Token: SeDebugPrivilege 2008 InstallUtil.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

2008 InstallUtil.exe

description	pid	process	target process
PID 1504 set thread context of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe

pid	process
1504	T. HALK BANKASI A.S.exe
1504	T. HALK BANKASI A.S.exe
1504	T. HALK BANKASI A.S.exe
2008	InstallUtil.exe
2008	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1504	T. HALK BANKASI A.S.exe
Token: SeDebugPrivilege	2008	InstallUtil.exe

pid	process
2008	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

T. HALK BANKASI A.S.exe

description	pid	process	target process
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe
PID 1504 wrote to memory of 2008	1504	T. HALK BANKASI A.S.exe	InstallUtil.exe

outlook_office_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

Processes:

InstallUtil.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\T. HALK BANKASI A.S.exe
"C:\Users\Admin\AppData\Local\Temp\T. HALK BANKASI A.S.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1504

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2008

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/1504-55-0x0000000076561000-0x0000000076563000-memory.dmp

Filesize
8KB

Download
memory/1504-56-0x00000000003D0000-0x00000000003DA000-memory.dmp

Filesize
40KB

Download
memory/1504-57-0x00000000005F0000-0x00000000005FA000-memory.dmp

Filesize
40KB

Download
memory/1504-54-0x0000000000220000-0x00000000002B4000-memory.dmp

Filesize
592KB

Download
memory/2008-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2008-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2008-65-0x00000000004479FE-mapping.dmp

Download
memory/2008-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2008-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2008-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2008-70-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2008-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads