agenttesla | 66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa

General

Target

66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
Size

605KB
MD5

c1724dddbf52cc09ecdae09749d97cfc
SHA1

8365d90f6a0acdaa5346d74d8d52b2f82a488625
SHA256

66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa
SHA512

4e6102405e7a857f8071a5678e3855bb4b09c75711df1becc8e7633cb5266b299940e9bbe6b780de180553f81339e22b73d34d443b5b4dc67ccb3f46812e42ff
SSDEEP

12288:squErHF6xC9D6DmR1J98w4oknqOOCyQf5gjnVfHWfiOn80lH8Myrw8il+f:9rl6kD68JmlotQfGVLOn8QKE8pf

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.stingatoareincendii.ro
Port:
21
Username:
[email protected]
Password:
3.*RYhlG)lkA

Signatures

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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/1272-10-0x0000000000040000-0x000000000019B000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1272 set thread context of 2916	1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe	82

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1272-0-0x0000000000040000-0x000000000019B000-memory.dmp	upx
behavioral2/memory/1272-10-0x0000000000040000-0x000000000019B000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2916	RegSvcs.exe
2916	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2916	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1272 wrote to memory of 2916	1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe	82
PID 1272 wrote to memory of 2916	1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe	82
PID 1272 wrote to memory of 2916	1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe	82
PID 1272 wrote to memory of 2916	1272	66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe	82

C:\Users\Admin\AppData\Local\Temp\66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe
"C:\Users\Admin\AppData\Local\Temp\66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\66d03b788fb30b48ae88976c7f558f4da002665d2c493914addf9449126b9daa.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1272-10-0x0000000000040000-0x000000000019B000-memory.dmp

Filesize
1.4MB

Download
memory/1272-7-0x0000000001880000-0x0000000001C80000-memory.dmp

Filesize
4.0MB

Download
memory/1272-0-0x0000000000040000-0x000000000019B000-memory.dmp

Filesize
1.4MB

Download
memory/2916-13-0x0000000004E00000-0x0000000004E66000-memory.dmp

Filesize
408KB

Download
memory/2916-11-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

Filesize
4KB

Download
memory/2916-12-0x00000000051B0000-0x0000000005754000-memory.dmp

Filesize
5.6MB

Download
memory/2916-8-0x00000000007C0000-0x0000000000802000-memory.dmp

Filesize
264KB

Download
memory/2916-14-0x0000000073F80000-0x0000000074730000-memory.dmp

Filesize
7.7MB

Download
memory/2916-15-0x0000000006100000-0x0000000006150000-memory.dmp

Filesize
320KB

Download
memory/2916-16-0x00000000061F0000-0x0000000006282000-memory.dmp

Filesize
584KB

Download
memory/2916-17-0x0000000006180000-0x000000000618A000-memory.dmp

Filesize
40KB

Download
memory/2916-18-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

Filesize
4KB

Download
memory/2916-19-0x0000000073F80000-0x0000000074730000-memory.dmp

Filesize
7.7MB

Download

Analysis

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