agenttesla | 7b6541ea6762bb42290d2dec438cd84933cc6039e4bb6e6ca5c0d1a6b0312bd1

General

Target

RFQ_24012021.exe
Size

983KB
MD5

81ccf7d0c235719ad4ab6692191c47bc
SHA1

fd2f2f2078bc10f592979edc366f8a9a1b1c8edb
SHA256

7b6541ea6762bb42290d2dec438cd84933cc6039e4bb6e6ca5c0d1a6b0312bd1
SHA512

f4460914715e1725de6ee705574a45030cda10028d66c162c0bd54765ac31f62d9bdc0fcefc172a415918f40a51ada554c9a1c0dd2a756e962f0fa0d55b61e2a

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.diyakosebent.com.tr
Port:
587
Username:
[email protected]
Password:
dginfo.01

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/564-8-0x00000000004374FE-mapping.dmp	family_agenttesla
behavioral1/memory/564-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ_24012021.exe

description pid process target process

PID 1648 set thread context of 564 1648 RFQ_24012021.exe RFQ_24012021.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

1728 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

RFQ_24012021.exeRFQ_24012021.exe

pid process

1648 RFQ_24012021.exe
1648 RFQ_24012021.exe
1648 RFQ_24012021.exe
564 RFQ_24012021.exe
564 RFQ_24012021.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ_24012021.exeRFQ_24012021.exe

description pid process

Token: SeDebugPrivilege 1648 RFQ_24012021.exe
Token: SeDebugPrivilege 564 RFQ_24012021.exe

description	pid	process	target process
PID 1648 set thread context of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe

pid	process
1728	schtasks.exe

pid	process
1648	RFQ_24012021.exe
1648	RFQ_24012021.exe
1648	RFQ_24012021.exe
564	RFQ_24012021.exe
564	RFQ_24012021.exe

description	pid	process
Token: SeDebugPrivilege	1648	RFQ_24012021.exe
Token: SeDebugPrivilege	564	RFQ_24012021.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

RFQ_24012021.exeRFQ_24012021.exe

description	pid	process	target process
PID 1648 wrote to memory of 1728	1648	RFQ_24012021.exe	schtasks.exe
PID 1648 wrote to memory of 1728	1648	RFQ_24012021.exe	schtasks.exe
PID 1648 wrote to memory of 1728	1648	RFQ_24012021.exe	schtasks.exe
PID 1648 wrote to memory of 1728	1648	RFQ_24012021.exe	schtasks.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 1648 wrote to memory of 564	1648	RFQ_24012021.exe	RFQ_24012021.exe
PID 564 wrote to memory of 756	564	RFQ_24012021.exe	dw20.exe
PID 564 wrote to memory of 756	564	RFQ_24012021.exe	dw20.exe
PID 564 wrote to memory of 756	564	RFQ_24012021.exe	dw20.exe
PID 564 wrote to memory of 756	564	RFQ_24012021.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\RFQ_24012021.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_24012021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1648

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nKnoWfryN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp338E.tmp"
2⤵
- Creates scheduled task(s)
PID:1728

C:\Users\Admin\AppData\Local\Temp\RFQ_24012021.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:564

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 516
3⤵
PID:756

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp338E.tmp
MD5
b8dbcd04b0b5a5997c8a271a068590e5

SHA1
c55452c1048dd44c30cbd7b0dd07eca40ea458ca

SHA256
7502aab27915761b6ce90854df65d937993b48c9b1f31c54f598d30300ef9f93

SHA512
a8a43822dd34a8e34a7435a10269572ffe7f2c42347d6211570dde9246b70c3ccab9ff87efb62948ac367fa1f828704d9e2e4b6ccbc304f743094954b87bb1a6

Download Submit
memory/564-8-0x00000000004374FE-mapping.dmp

Download
memory/564-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/564-10-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/756-11-0x0000000000000000-mapping.dmp

Download
memory/756-12-0x0000000001E30000-0x0000000001E41000-memory.dmp

Filesize
68KB

Download
memory/756-15-0x0000000001FF0000-0x0000000001FF1000-memory.dmp

Filesize
4KB

Download
memory/1648-2-0x0000000074B31000-0x0000000074B33000-memory.dmp

Filesize
8KB

Download
memory/1648-3-0x0000000000D90000-0x0000000000D91000-memory.dmp

Filesize
4KB

Download
memory/1648-4-0x0000000000D91000-0x0000000000D92000-memory.dmp

Filesize
4KB

Download
memory/1728-5-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads