agenttesla | b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43

General

Target

b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe
Size

870KB
MD5

de7aa76fae7c8c9c291e38b63a4969e7
SHA1

b9eac7a45209cff192d88b514359f9f6527b6108
SHA256

b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43
SHA512

e08291061b2297a5320efcf56c4a3c8c4a4a68a747e04f475d8662cb3bc5d92a2b377547666a9924af0fed2d705e55566c53198c379390e7556a37279b2baa1e
SSDEEP

12288:0DdCjlqQj5jG3ylTBkml8M6M+DVx0I550wWTbNQvSbL2:BEejtPhKEI70LbuAL2

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.guestequipment.com.au
Port:
587
Username:
[email protected]
Password:
Clone89!
Email To:
[email protected]

Signatures

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

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-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Windows\CurrentVersion\Run\newfile = "C:\\Users\\Admin\\AppData\\Roaming\\newfile\\newfile.exe"	InstallUtil.exe

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
2	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2220 set thread context of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe
2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe
2648	InstallUtil.exe
2648	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe
Token: SeDebugPrivilege	2648	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30
PID 2220 wrote to memory of 2648	2220	b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe	30

C:\Users\Admin\AppData\Local\Temp\b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe
"C:\Users\Admin\AppData\Local\Temp\b77a822b8d6011db096cfc1c77093658abfed4c7ae160d8c31c8534405eacb43.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2648

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2220-0-0x0000000000B50000-0x0000000000C30000-memory.dmp

Filesize
896KB

Download
memory/2220-1-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2220-2-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2220-3-0x00000000004E0000-0x0000000000524000-memory.dmp

Filesize
272KB

Download
memory/2220-4-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2220-5-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2220-6-0x00000000005A0000-0x00000000005BA000-memory.dmp

Filesize
104KB

Download
memory/2220-7-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/2220-8-0x0000000004DE0000-0x0000000004E20000-memory.dmp

Filesize
256KB

Download
memory/2220-22-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2648-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2648-24-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-25-0x0000000004920000-0x0000000004960000-memory.dmp

Filesize
256KB

Download
memory/2648-27-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-28-0x0000000004920000-0x0000000004960000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads