agenttesla | 5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39

General

Target

5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe
Size

35KB
MD5

6402bbc81d2fb6116f67ce861fce1471
SHA1

60200b7b2c224fbc4544441a2cbc49e46c9b8778
SHA256

5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39
SHA512

37345c9ebb20a9d175ff4593c95d96236c69f973ce40f356716a5dbf8e5ebeded0c33148f4b19dcd05f69a99ea0c317f0b489cd4cc6c59ca087de8cfd0f9a301
SSDEEP

384:XZirz04kYcm5oRVPUn30CDG1iZMJSalHXeqZhsWIgDWsjxZUtO4f54Aa:Mi+5uVPUn30gGEZQH5SAXJ4f54Aa

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan upx

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
320	system.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\WINDOWS\\system.exe"	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2420-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2420-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0008000000016c3a-10.dat	upx
behavioral1/memory/320-14-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\system.exe	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe
320	system.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 320	2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe	30
PID 2420 wrote to memory of 320	2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe	30
PID 2420 wrote to memory of 320	2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe	30
PID 2420 wrote to memory of 320	2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe	30
PID 2420 wrote to memory of 320	2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe	30
PID 2420 wrote to memory of 320	2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe	30
PID 2420 wrote to memory of 320	2420	5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe	30

C:\Users\Admin\AppData\Local\Temp\5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe
"C:\Users\Admin\AppData\Local\Temp\5c74ec05f415a33aead5ec3b49118388c00da73340b985b4ed548e7b55cdac39.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2420
- C:\WINDOWS\system.exe
  "C:\WINDOWS\system.exe" 0
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\system.exe

Filesize
35KB

MD5
3ac7b79151fe8562ad76da2fdb35c995

SHA1
47b8f5dbf6e1685c495ca182ea132aa501b976b1

SHA256
d9df0fa6ed80531020f930fbc327e2b44bed24e703eb8f4bfef2b7e40a83dae4

SHA512
d8740a4985871128ce6340ac2dc382045e5ad9763fbdadb1ac16f87da816e1f53a175e836a49bd7e11297fed444b2b91283d3c78d333ad25aa45250637ba68a5

Download Submit
memory/320-14-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2420-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2420-2-0x0000000000020000-0x000000000002B000-memory.dmp

Filesize
44KB

Download
memory/2420-1-0x0000000000020000-0x000000000002B000-memory.dmp

Filesize
44KB

Download
memory/2420-7-0x00000000004C0000-0x00000000004C9000-memory.dmp

Filesize
36KB

Download
memory/2420-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads