agenttesla | 1a9dfbc3aed67dd204ff8dae55a38bd28c250cb0ad9f8d150c4a6a4ee9b9f83e

General

Target

Ziraat Bankasi Swift Mesaji.exe
Size

955KB
MD5

7337b54d1b22e7b1fe7f0db7f13724d5
SHA1

695c39f57868e81b01e955b063c8c60018aef4b3
SHA256

1a9dfbc3aed67dd204ff8dae55a38bd28c250cb0ad9f8d150c4a6a4ee9b9f83e
SHA512

090a7a2faa1db6a4a13984ee868f398500149f57a35991bc9fc8e3276810b77cffd4191a24ec388fb0c15c25f1b8ef83495a60205d6a0605facdf818cc402368

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.beratun.com.tr
Port:
587
Username:
[email protected]
Password:
134679berat

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/564-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/564-13-0x00000000004374BE-mapping.dmp	family_agenttesla
behavioral1/memory/564-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

564 InstallUtil.exe
Loads dropped DLL 1 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exe

pid process

1668 Ziraat Bankasi Swift Mesaji.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exe

description pid process target process

PID 1668 set thread context of 564 1668 Ziraat Bankasi Swift Mesaji.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exeInstallUtil.exe

pid process

1668 Ziraat Bankasi Swift Mesaji.exe
1668 Ziraat Bankasi Swift Mesaji.exe
564 InstallUtil.exe
564 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1668 Ziraat Bankasi Swift Mesaji.exe
Token: SeDebugPrivilege 564 InstallUtil.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

InstallUtil.exe

pid process

564 InstallUtil.exe

pid	process
564	InstallUtil.exe

pid	process
1668	Ziraat Bankasi Swift Mesaji.exe

description	pid	process	target process
PID 1668 set thread context of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe

pid	process
1668	Ziraat Bankasi Swift Mesaji.exe
1668	Ziraat Bankasi Swift Mesaji.exe
564	InstallUtil.exe
564	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1668	Ziraat Bankasi Swift Mesaji.exe
Token: SeDebugPrivilege	564	InstallUtil.exe

pid	process
564	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Ziraat Bankasi Swift Mesaji.exe

description	pid	process	target process
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe
PID 1668 wrote to memory of 564	1668	Ziraat Bankasi Swift Mesaji.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe
"C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:564

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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/564-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/564-20-0x00000000048B1000-0x00000000048B2000-memory.dmp

Filesize
4KB

Download
memory/564-19-0x00000000048B0000-0x00000000048B1000-memory.dmp

Filesize
4KB

Download
memory/564-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/564-16-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/564-13-0x00000000004374BE-mapping.dmp

Download
memory/1668-9-0x0000000000900000-0x0000000000901000-memory.dmp

Filesize
4KB

Download
memory/1668-2-0x0000000074110000-0x00000000747FE000-memory.dmp

Filesize
6.9MB

Download
memory/1668-5-0x00000000002F0000-0x000000000030E000-memory.dmp

Filesize
120KB

Download
memory/1668-3-0x0000000001390000-0x0000000001391000-memory.dmp

Filesize
4KB

Download
memory/1668-10-0x0000000001331000-0x0000000001332000-memory.dmp

Filesize
4KB

Download
memory/1668-6-0x0000000001330000-0x0000000001331000-memory.dmp

Filesize
4KB

Download
memory/1668-8-0x00000000008A0000-0x00000000008AB000-memory.dmp

Filesize
44KB

Download
memory/1668-7-0x0000000000870000-0x0000000000871000-memory.dmp

Filesize
4KB

Download

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