agenttesla | ed75eccbb2a0ba07a7ec3524633b696416994678632e2fbade0be9bd178b973f

Analysis

max time kernel
85s
max time network
58s
platform
windows7_x64
resource
win7
submitted
07/07/2020, 09:57

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General

Target

RFQ # 097663899..exe
Size

573KB
MD5

438764f5af1b92f873d00fdd5f5a8ecf
SHA1

72c4170e13a3217a98d1056208453166af718f32
SHA256

ed75eccbb2a0ba07a7ec3524633b696416994678632e2fbade0be9bd178b973f
SHA512

5f3c7160c1a5f1b2b0c2697b22dd6f422b03af5d259db8dff2ea8ae563cb8fca037c0f850fdc228a2f9bb5ec7053c3ac9504946ced4d98fb626f4a2597693ad2

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.pptoursperu.com
Port:
587
Username:
[email protected]
Password:
mailppt2019-

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1032-2-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla
behavioral1/memory/1032-3-0x000000000044706E-mapping.dmp	family_agenttesla
behavioral1/memory/1032-4-0x0000000000400000-0x0000000000474000-memory.dmp	family_agenttesla
behavioral1/memory/1032-5-0x0000000000400000-0x0000000000474000-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-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\CpSnJ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\CpSnJ\\CpSnJ.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1456 set thread context of 1032	1456	RFQ # 097663899..exe	26

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1936	REG.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1456	RFQ # 097663899..exe
1456	RFQ # 097663899..exe
1032	RegSvcs.exe
1032	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1456	RFQ # 097663899..exe
Token: SeDebugPrivilege	1032	RegSvcs.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 744	1456	RFQ # 097663899..exe	24
PID 1456 wrote to memory of 744	1456	RFQ # 097663899..exe	24
PID 1456 wrote to memory of 744	1456	RFQ # 097663899..exe	24
PID 1456 wrote to memory of 744	1456	RFQ # 097663899..exe	24
PID 1456 wrote to memory of 744	1456	RFQ # 097663899..exe	24
PID 1456 wrote to memory of 744	1456	RFQ # 097663899..exe	24
PID 1456 wrote to memory of 744	1456	RFQ # 097663899..exe	24
PID 1456 wrote to memory of 304	1456	RFQ # 097663899..exe	25
PID 1456 wrote to memory of 304	1456	RFQ # 097663899..exe	25
PID 1456 wrote to memory of 304	1456	RFQ # 097663899..exe	25
PID 1456 wrote to memory of 304	1456	RFQ # 097663899..exe	25
PID 1456 wrote to memory of 304	1456	RFQ # 097663899..exe	25
PID 1456 wrote to memory of 304	1456	RFQ # 097663899..exe	25
PID 1456 wrote to memory of 304	1456	RFQ # 097663899..exe	25
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1456 wrote to memory of 1032	1456	RFQ # 097663899..exe	26
PID 1032 wrote to memory of 1936	1032	RegSvcs.exe	30
PID 1032 wrote to memory of 1936	1032	RegSvcs.exe	30
PID 1032 wrote to memory of 1936	1032	RegSvcs.exe	30
PID 1032 wrote to memory of 1936	1032	RegSvcs.exe	30

C:\Users\Admin\AppData\Local\Temp\RFQ # 097663899..exe
"C:\Users\Admin\AppData\Local\Temp\RFQ # 097663899..exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:744
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:304
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1032
- - C:\Windows\SysWOW64\REG.exe
    REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
    3⤵
    - Modifies registry key
    PID:1936

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/1032-2-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1032-4-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download
memory/1032-5-0x0000000000400000-0x0000000000474000-memory.dmp

Filesize
464KB

Download