agenttesla | 700f3ac0cc9b1a26ba213ebcf344af38972795efbbf01a56b3b0190790838c8a

General

Target

32dd3fff0f61aab860e6f50e2ad3b8ca.exe
Size

769KB
MD5

32dd3fff0f61aab860e6f50e2ad3b8ca
SHA1

01b99169e4cb5bfb2282a7b766725f9d6e472c92
SHA256

700f3ac0cc9b1a26ba213ebcf344af38972795efbbf01a56b3b0190790838c8a
SHA512

fedaa7a8c93c96723a5dfb896cbf0ee70c082fa23cd22b7cbcbdfb342d99bb31c50073ebdebe7adeaf2cc38946d8267d884b8f16962c96c7605c02006045534e
SSDEEP

12288:30cmlfRrt583KWgr8L5R/dh/ygyn8dcIq8Lr8i6b7L8uKwnRk/xO6MjvLe8:OfRrtudgreth/r8NvzKwnRk/UvLe8

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
bayermlb.com
Port:
587
Username:
[email protected]
Password:
belnel@123

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2912-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2912-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2912-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2912-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2912-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral1/memory/2672-3-0x00000000003D0000-0x00000000003DA000-memory.dmp	CustAttr

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\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\TmZaMAa = "C:\\Users\\Admin\\AppData\\Roaming\\TmZaMAa\\TmZaMAa.exe"	32dd3fff0f61aab860e6f50e2ad3b8ca.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2672 set thread context of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31

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	32dd3fff0f61aab860e6f50e2ad3b8ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	32dd3fff0f61aab860e6f50e2ad3b8ca.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe
2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe
2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe
2912	32dd3fff0f61aab860e6f50e2ad3b8ca.exe
2912	32dd3fff0f61aab860e6f50e2ad3b8ca.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe
Token: SeDebugPrivilege	2912	32dd3fff0f61aab860e6f50e2ad3b8ca.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31
PID 2672 wrote to memory of 2912	2672	32dd3fff0f61aab860e6f50e2ad3b8ca.exe	31

C:\Users\Admin\AppData\Local\Temp\32dd3fff0f61aab860e6f50e2ad3b8ca.exe
"C:\Users\Admin\AppData\Local\Temp\32dd3fff0f61aab860e6f50e2ad3b8ca.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Users\Admin\AppData\Local\Temp\32dd3fff0f61aab860e6f50e2ad3b8ca.exe
  "C:\Users\Admin\AppData\Local\Temp\32dd3fff0f61aab860e6f50e2ad3b8ca.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2912

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2672-0-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2672-1-0x0000000000170000-0x0000000000236000-memory.dmp

Filesize
792KB

Download
memory/2672-2-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2672-3-0x00000000003D0000-0x00000000003DA000-memory.dmp

Filesize
40KB

Download
memory/2672-4-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2672-5-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2672-6-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2672-7-0x0000000005D40000-0x0000000005DCA000-memory.dmp

Filesize
552KB

Download
memory/2672-8-0x0000000004650000-0x000000000469E000-memory.dmp

Filesize
312KB

Download
memory/2672-24-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2912-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2912-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-22-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2912-23-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2912-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2912-25-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2912-26-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads