agenttesla | 1530dbeeaf84b0c09bc90077295b8d74f8d47b4cbfe4d6e3eca61bb2cc8f351b

Analysis

max time kernel
144s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
02/06/2021, 18:46

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General

Target
52 Nos Cylinder52 Nos Cylinder.exe
Size 941KB
Sample210602-d7ehnc5yde
SHA256 1530dbeeaf84b0c09bc90077295b8d74f8d47b4cbfe4d6e3eca61bb2cc8f351b
MD5 08442e851578539c5c107bca2f4e3853
SHA1 7709968d21dea5e8f712be70a0e1ef66352e19cb
SHA512 ae30d8cfe7cf9da4c354f2a8b949b9de657d7c3dcd90d86a555385b4fd28d4d4fde4335d5482504b1a33b8c3c63b15cab6572c614e0d466a8ea39eb6d0e77c2a
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 3 IoCs

resource	yara_rule
behavioral2/memory/4024-126-0x000000000043761E-mapping.dmp	family_agenttesla
behavioral2/memory/4024-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4024-131-0x0000000005270000-0x000000000576E000-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 4444 set thread context of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4024	RegSvcs.exe
4024	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4024	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79
PID 4444 wrote to memory of 4024	4444	52 Nos Cylinder52 Nos Cylinder.exe	79

C:\Users\Admin\AppData\Local\Temp\52 Nos Cylinder52 Nos Cylinder.exe
"C:\Users\Admin\AppData\Local\Temp\52 Nos Cylinder52 Nos Cylinder.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4444
- 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:4024

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/4024-133-0x0000000006060000-0x0000000006061000-memory.dmp

Download

memory/4024-132-0x0000000005690000-0x0000000005691000-memory.dmp

Download

memory/4024-131-0x0000000005270000-0x000000000576E000-memory.dmp

Download

memory/4024-125-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/4444-121-0x00000000058A0000-0x00000000058B4000-memory.dmp

Download

memory/4444-114-0x0000000000D40000-0x0000000000D41000-memory.dmp

Download

memory/4444-122-0x0000000005790000-0x0000000005C8E000-memory.dmp

Download

memory/4444-123-0x0000000006450000-0x00000000064E1000-memory.dmp

Download

memory/4444-124-0x00000000089A0000-0x00000000089F3000-memory.dmp

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memory/4444-120-0x00000000058F0000-0x00000000058F1000-memory.dmp

Download

memory/4444-119-0x0000000005850000-0x0000000005851000-memory.dmp

Download

memory/4444-118-0x0000000005790000-0x0000000005791000-memory.dmp

Download

memory/4444-117-0x0000000005C90000-0x0000000005C91000-memory.dmp

Download

memory/4444-116-0x00000000056F0000-0x00000000056F1000-memory.dmp

Download