agenttesla | bc445fd5e14be52b529f507908767c8cf463d49b0b3353923bc308e64da81bda

General

Target

PO #047428.exe
Size

684KB
MD5

747ce85eef93567c5676649aef9c00b8
SHA1

99cb598151f63f464ed92c3e42749721cbc9091b
SHA256

bc445fd5e14be52b529f507908767c8cf463d49b0b3353923bc308e64da81bda
SHA512

d338a922ae19ccab49c2a80ab558b8573f24a4ca57aa7c1a3dcd1c0f9f7b44796d45ac50a4954463525e3e54f22858217dd71d0370bc78a88f4051dcfeceac1f

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sharqcapital.qa
Port:
587
Username:
[email protected]
Password:
zoAr6!y[h*Qp

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
behavioral2/memory/1132-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1132-15-0x000000000043763E-mapping.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

PO #047428.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts PO #047428.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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	PO #047428.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PO #047428.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	PO #047428.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO #047428.exe

description pid process target process

PID 3928 set thread context of 1132 3928 PO #047428.exe PO #047428.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

3740 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

PO #047428.exePO #047428.exe

pid process

3928 PO #047428.exe
1132 PO #047428.exe
1132 PO #047428.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO #047428.exePO #047428.exe

description pid process

Token: SeDebugPrivilege 3928 PO #047428.exe
Token: SeDebugPrivilege 1132 PO #047428.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO #047428.exe

pid process

1132 PO #047428.exe

description	pid	process	target process
PID 3928 set thread context of 1132	3928	PO #047428.exe	PO #047428.exe

pid	process
3740	schtasks.exe

pid	process
3928	PO #047428.exe
1132	PO #047428.exe
1132	PO #047428.exe

description	pid	process
Token: SeDebugPrivilege	3928	PO #047428.exe
Token: SeDebugPrivilege	1132	PO #047428.exe

pid	process
1132	PO #047428.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

PO #047428.exe

description	pid	process	target process
PID 3928 wrote to memory of 3740	3928	PO #047428.exe	schtasks.exe
PID 3928 wrote to memory of 3740	3928	PO #047428.exe	schtasks.exe
PID 3928 wrote to memory of 3740	3928	PO #047428.exe	schtasks.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe
PID 3928 wrote to memory of 1132	3928	PO #047428.exe	PO #047428.exe

C:\Users\Admin\AppData\Local\Temp\PO #047428.exe
"C:\Users\Admin\AppData\Local\Temp\PO #047428.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3928

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yXAQfeQN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC087.tmp"
2⤵
- Creates scheduled task(s)
PID:3740

C:\Users\Admin\AppData\Local\Temp\PO #047428.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1132

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

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO #047428.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC087.tmp
MD5
86a0f5a8fc89a6f028ee0160e3123d88

SHA1
7f18b4887911952ac34e64c15acde0ba4af79f8d

SHA256
27d75cdd1a919a2371a8b5c92b09e704470e5aef2f31bbbe4213f4c8bdc89f8b

SHA512
a3140ee4ff88059ed5ec5913e048e5e9576ba40cc68a5f3a234176468b422fb6d3dc0e2523724d04eed02225452461afa36b84f8bf6b4225c2124a2a021086bf

Download Submit
memory/1132-24-0x00000000062C0000-0x00000000062C1000-memory.dmp

Filesize
4KB

Download
memory/1132-23-0x00000000059E0000-0x00000000059E1000-memory.dmp

Filesize
4KB

Download
memory/1132-22-0x0000000005650000-0x0000000005651000-memory.dmp

Filesize
4KB

Download
memory/1132-17-0x0000000073BA0000-0x000000007428E000-memory.dmp

Filesize
6.9MB

Download
memory/1132-15-0x000000000043763E-mapping.dmp

Download
memory/1132-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3740-12-0x0000000000000000-mapping.dmp

Download
memory/3928-7-0x0000000004AF0000-0x0000000004AF1000-memory.dmp

Filesize
4KB

Download
memory/3928-11-0x00000000080F0000-0x0000000008190000-memory.dmp

Filesize
640KB

Download
memory/3928-10-0x0000000007EE0000-0x0000000007EE1000-memory.dmp

Filesize
4KB

Download
memory/3928-9-0x0000000004BE0000-0x0000000004BEE000-memory.dmp

Filesize
56KB

Download
memory/3928-8-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

Filesize
4KB

Download
memory/3928-2-0x0000000073BA0000-0x000000007428E000-memory.dmp

Filesize
6.9MB

Download
memory/3928-6-0x0000000004A00000-0x0000000004A01000-memory.dmp

Filesize
4KB

Download
memory/3928-5-0x0000000004F00000-0x0000000004F01000-memory.dmp

Filesize
4KB

Download
memory/3928-3-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads