agenttesla | f4fc2dc5b2fdb55378fc552afdd02c5ba99148de2ae9f1633de95dca70a40d02

Analysis

max time kernel
148s
max time network
151s
platform
windows10_x64
resource
win10v20210410
submitted
24/05/2021, 15:45

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General

Target
Scan copy of said documents.exe
Size 906KB
Sample210524-kdk76rvnt2
SHA256 f4fc2dc5b2fdb55378fc552afdd02c5ba99148de2ae9f1633de95dca70a40d02
MD5 99188b6f087ecce9876aefd4e16a3595
SHA1 746e6fb632a6e189f1c9b2c7430c6abf5da597f7
SHA512 a2ba0fb3e87535bf2aef6788cca112566286c25870cefae307617148a91a721ccca42791cc456da69430013dc362eb5ff980ec14c3f55d5ab09dca160faf2c19
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
ftp://files.000webhost.com/
Port
21
Username
zinco
Password
computer147

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/3956-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3956-128-0x00000000004375FE-mapping.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3944 set thread context of 3956	3944	Scan copy of said documents.exe	80

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1092	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3956	RegSvcs.exe
3956	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3956	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 1092	3944	Scan copy of said documents.exe	78
PID 3944 wrote to memory of 1092	3944	Scan copy of said documents.exe	78
PID 3944 wrote to memory of 1092	3944	Scan copy of said documents.exe	78
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80
PID 3944 wrote to memory of 3956	3944	Scan copy of said documents.exe	80

C:\Users\Admin\AppData\Local\Temp\Scan copy of said documents.exe
"C:\Users\Admin\AppData\Local\Temp\Scan copy of said documents.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KTqdySRSwEoYf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8E75.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1092
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3944-123-0x0000000005C70000-0x0000000005D22000-memory.dmp

Download

memory/3944-124-0x0000000008230000-0x00000000082A5000-memory.dmp

Download

memory/3944-119-0x0000000004E80000-0x0000000004E81000-memory.dmp

Download

memory/3944-120-0x0000000005160000-0x0000000005165000-memory.dmp

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memory/3944-122-0x000000007EDF0000-0x000000007EDF1000-memory.dmp

Download

memory/3944-121-0x0000000004E10000-0x0000000004EA2000-memory.dmp

Download

memory/3944-114-0x0000000000580000-0x0000000000581000-memory.dmp

Download

memory/3944-118-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

Download

memory/3944-117-0x0000000004F40000-0x0000000004F41000-memory.dmp

Download

memory/3944-116-0x0000000005440000-0x0000000005441000-memory.dmp

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memory/3956-127-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/3956-133-0x0000000005610000-0x0000000005611000-memory.dmp

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memory/3956-134-0x0000000006290000-0x0000000006291000-memory.dmp

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memory/3956-135-0x0000000006420000-0x0000000006421000-memory.dmp

Download