agenttesla | a9e08665cb686b77305a1f526b045c300a779ef219abd9fbcba61aaaed21ea53

Analysis

max time kernel
142s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
17/06/2021, 11:15

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General

Target
70654 SSEBACT.exe
Size 564KB
Sample210617-cmd3h95whe
SHA256 a9e08665cb686b77305a1f526b045c300a779ef219abd9fbcba61aaaed21ea53
MD5 2f7aaab5607a2e0bfe5f03df0e683fbb
SHA1 cd58c36fd5268ebd99aa053402d7b64832c45b21
SHA512 691a7fb7a858c5938e3a7b832bfd7922a9c71b6ca0c7d17ebbf11dbff036ac006b4906d0f99b3d5e67f4655a6f61ebbb2d22736c2907e3e021aa4305200d9710
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.teknicagroup.com
Port
587
Username
[email protected]
Password
admin#123

Signatures

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

AgentTesla Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2960-126-0x000000000043761E-mapping.dmp	family_agenttesla
behavioral2/memory/2960-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3016 set thread context of 2960	3016	70654 SSEBACT.exe	80

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3016	70654 SSEBACT.exe
3016	70654 SSEBACT.exe
3016	70654 SSEBACT.exe
2960	RegSvcs.exe
2960	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	70654 SSEBACT.exe
Token: SeDebugPrivilege	2960	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 3144	3016	70654 SSEBACT.exe	79
PID 3016 wrote to memory of 3144	3016	70654 SSEBACT.exe	79
PID 3016 wrote to memory of 3144	3016	70654 SSEBACT.exe	79
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80
PID 3016 wrote to memory of 2960	3016	70654 SSEBACT.exe	80

C:\Users\Admin\AppData\Local\Temp\70654 SSEBACT.exe
"C:\Users\Admin\AppData\Local\Temp\70654 SSEBACT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:3144
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2960

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2960-133-0x0000000005AB0000-0x0000000005AB1000-memory.dmp

Download

memory/2960-132-0x0000000004E40000-0x0000000004E41000-memory.dmp

Download

memory/2960-131-0x0000000004C80000-0x0000000004C81000-memory.dmp

Download

memory/2960-125-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/3016-121-0x0000000005270000-0x0000000005286000-memory.dmp

Download

memory/3016-114-0x0000000000420000-0x0000000000421000-memory.dmp

Download

memory/3016-122-0x0000000000F60000-0x0000000000F61000-memory.dmp

Download

memory/3016-123-0x0000000007290000-0x0000000007305000-memory.dmp

Download

memory/3016-124-0x0000000009A10000-0x0000000009A58000-memory.dmp

Download

memory/3016-120-0x0000000005010000-0x0000000005011000-memory.dmp

Download

memory/3016-119-0x0000000002890000-0x0000000002891000-memory.dmp

Download

memory/3016-118-0x0000000004E50000-0x0000000004E51000-memory.dmp

Download

memory/3016-117-0x00000000052B0000-0x00000000052B1000-memory.dmp

Download

memory/3016-116-0x0000000004D10000-0x0000000004D11000-memory.dmp

Download