agenttesla | 7e6255b2167102b7df469de6cc873668440e156aba6fe6b3d00ab4e052ce1dce

Analysis

max time kernel
144s
max time network
113s
platform
windows10_x64
resource
win10v200722
submitted
18/08/2020, 11:53

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General

Target
PO.exe
Size 635KB
Sample200818-pgpgg97ssn
SHA256 7e6255b2167102b7df469de6cc873668440e156aba6fe6b3d00ab4e052ce1dce
MD5 55140ff87747a3ed721b053b3012c413
SHA1 af976e3c1f3299f91fa210b663b3ab7cd3f2252f
SHA512 04a3cd883e3bc1c032f3805612b67141e16614e4c2d3908cb01345ce049ac4dba4f0aedfabf2fa8afc997b06c2a1f7dff508a061743d0e8b8d3cdcef55ad4b46
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
chinwendu123

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/1008-11-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/1008-12-0x00000000004470BE-mapping.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 496 set thread context of 1008	496	PO.exe	73

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
496	PO.exe
496	PO.exe
496	PO.exe
1008	PO.exe
1008	PO.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	496	PO.exe
Token: SeDebugPrivilege	1008	PO.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 496 wrote to memory of 3288	496	PO.exe	72
PID 496 wrote to memory of 3288	496	PO.exe	72
PID 496 wrote to memory of 3288	496	PO.exe	72
PID 496 wrote to memory of 1008	496	PO.exe	73
PID 496 wrote to memory of 1008	496	PO.exe	73
PID 496 wrote to memory of 1008	496	PO.exe	73
PID 496 wrote to memory of 1008	496	PO.exe	73
PID 496 wrote to memory of 1008	496	PO.exe	73
PID 496 wrote to memory of 1008	496	PO.exe	73
PID 496 wrote to memory of 1008	496	PO.exe	73
PID 496 wrote to memory of 1008	496	PO.exe	73

C:\Users\Admin\AppData\Local\Temp\PO.exe
"C:\Users\Admin\AppData\Local\Temp\PO.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:496
- C:\Users\Admin\AppData\Local\Temp\PO.exe
  "C:\Users\Admin\AppData\Local\Temp\PO.exe"
  2⤵
  PID:3288
- C:\Users\Admin\AppData\Local\Temp\PO.exe
  "C:\Users\Admin\AppData\Local\Temp\PO.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1008

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/496-0-0x0000000073700000-0x0000000073DEE000-memory.dmp

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memory/496-1-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

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memory/496-3-0x00000000056A0000-0x00000000056A1000-memory.dmp

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memory/496-4-0x0000000005C40000-0x0000000005C41000-memory.dmp

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memory/496-5-0x00000000057E0000-0x00000000057E1000-memory.dmp

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memory/496-6-0x0000000005680000-0x0000000005681000-memory.dmp

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memory/496-7-0x0000000005A00000-0x0000000005A01000-memory.dmp

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memory/496-8-0x00000000057C0000-0x00000000057C3000-memory.dmp

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memory/496-9-0x0000000001620000-0x000000000169F000-memory.dmp

Download

memory/496-10-0x00000000062D0000-0x0000000006327000-memory.dmp

Download

memory/1008-11-0x0000000000400000-0x000000000044C000-memory.dmp

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memory/1008-13-0x0000000073700000-0x0000000073DEE000-memory.dmp

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memory/1008-18-0x0000000005610000-0x0000000005611000-memory.dmp

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memory/1008-19-0x0000000006180000-0x0000000006181000-memory.dmp

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