agenttesla | 0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 14:22

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General

Target

PO-A1702108.exe
Size

1.2MB
MD5

8769dc79d45b0ebbf8472326a073bf78
SHA1

55e26136eafdfa41b64c7cc9ce4034745391abbe
SHA256

0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4
SHA512

5275d650064c66a33015224220f806168dc7a10a1a3624b829c90b948eae855fb6e3a2ce115558069f1396a177e97cfed50a836b0deffff1049bc30238ebee6b
SSDEEP

24576:ffmMv6Ckr7Mny5QLmhz9B5SjlW16dpUzl351mvQshOFLT:f3v+7/5QLm19BglN4sEFLT

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Prober.vbs	Prober.exe

Executes dropped EXE 1 IoCs

pid	Process
2652	Prober.exe

Loads dropped DLL 1 IoCs

pid	Process
2360	PO-A1702108.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
4	api.ipify.org
5	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x00060000000186f8-4.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2652 set thread context of 936	2652	Prober.exe	32

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 3 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	PO-A1702108.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Prober.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
936	RegSvcs.exe
936	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2652	Prober.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	936	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2652	2360	PO-A1702108.exe	31
PID 2360 wrote to memory of 2652	2360	PO-A1702108.exe	31
PID 2360 wrote to memory of 2652	2360	PO-A1702108.exe	31
PID 2360 wrote to memory of 2652	2360	PO-A1702108.exe	31
PID 2652 wrote to memory of 936	2652	Prober.exe	32
PID 2652 wrote to memory of 936	2652	Prober.exe	32
PID 2652 wrote to memory of 936	2652	Prober.exe	32
PID 2652 wrote to memory of 936	2652	Prober.exe	32
PID 2652 wrote to memory of 936	2652	Prober.exe	32
PID 2652 wrote to memory of 936	2652	Prober.exe	32
PID 2652 wrote to memory of 936	2652	Prober.exe	32
PID 2652 wrote to memory of 936	2652	Prober.exe	32

C:\Users\Admin\AppData\Local\Temp\PO-A1702108.exe
"C:\Users\Admin\AppData\Local\Temp\PO-A1702108.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\eupolyzoan\Prober.exe
  "C:\Users\Admin\AppData\Local\Temp\PO-A1702108.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2652
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\PO-A1702108.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\eupolyzoan\Prober.exe

Filesize
1.2MB

MD5
8769dc79d45b0ebbf8472326a073bf78

SHA1
55e26136eafdfa41b64c7cc9ce4034745391abbe

SHA256
0f29f9bc5ceb4045626862436a2a03310df879e32bb78b20fc1fa83d0fc673b4

SHA512
5275d650064c66a33015224220f806168dc7a10a1a3624b829c90b948eae855fb6e3a2ce115558069f1396a177e97cfed50a836b0deffff1049bc30238ebee6b

Download Submit
memory/936-65-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-24-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-14-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/936-16-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/936-17-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/936-18-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/936-19-0x0000000000B10000-0x0000000000B64000-memory.dmp

Filesize
336KB

Download
memory/936-20-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/936-23-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/936-22-0x0000000000C40000-0x0000000000C92000-memory.dmp

Filesize
328KB

Download
memory/936-21-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/936-35-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-73-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-57-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-25-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-27-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-29-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-31-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-33-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-45-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-63-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-67-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-1058-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/936-1057-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/936-71-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-83-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-82-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-79-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-76-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-70-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-61-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-77-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-59-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-55-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-53-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-52-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-49-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-47-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-43-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-41-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-39-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-37-0x0000000000C40000-0x0000000000C8D000-memory.dmp

Filesize
308KB

Download
memory/936-1054-0x0000000074600000-0x0000000074CEE000-memory.dmp

Filesize
6.9MB

Download
memory/936-1055-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/936-1056-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/2360-2-0x0000000003E50000-0x0000000004250000-memory.dmp

Filesize
4.0MB

Download
memory/2652-12-0x0000000003550000-0x0000000003950000-memory.dmp

Filesize
4.0MB

Download