agenttesla | 7353a3d45faaf458e6855490cc1972e8fae4b4fb3824e0931a963408754c4ea0

General

Target

4fc3cb83fb09aa13f11df2ca691538cc.exe
Size

683KB
MD5

4fc3cb83fb09aa13f11df2ca691538cc
SHA1

05a74ba39d8ab2454fc8c5cd0db8f1ebdd9fc133
SHA256

7353a3d45faaf458e6855490cc1972e8fae4b4fb3824e0931a963408754c4ea0
SHA512

c7deb5fa48f1643079be989f6b6f12662bcbed652de8e02cb05eb8d468e369a3c93297de05357927007a394c94ee3263fc0006008b563ac82391d511f4e9a78c
SSDEEP

12288:zeZhfeOWiVzgnohwXhYySumiRSy2ZaeyTLGI:zs/VzgnohYUiRSy4ALZ

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.nonhgyuplogis.com
Port:
587
Username:
[email protected]
Password:
xU$FNUn2

Signatures

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

AgentTesla payload 6 IoCs

resource	yara_rule
behavioral1/memory/2120-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2120-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2120-25-0x0000000001FD0000-0x0000000002010000-memory.dmp	family_agenttesla
behavioral1/memory/2120-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2120-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2120-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\ZAYOk = "C:\\Users\\Admin\\AppData\\Roaming\\ZAYOk\\ZAYOk.exe"	4fc3cb83fb09aa13f11df2ca691538cc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1876 set thread context of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28

Program crash 1 IoCs

pid	pid_target	Process	procid_target
756	2120	WerFault.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2120	4fc3cb83fb09aa13f11df2ca691538cc.exe
2120	4fc3cb83fb09aa13f11df2ca691538cc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2120	4fc3cb83fb09aa13f11df2ca691538cc.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 1876 wrote to memory of 2120	1876	4fc3cb83fb09aa13f11df2ca691538cc.exe	28
PID 2120 wrote to memory of 756	2120	4fc3cb83fb09aa13f11df2ca691538cc.exe	32
PID 2120 wrote to memory of 756	2120	4fc3cb83fb09aa13f11df2ca691538cc.exe	32
PID 2120 wrote to memory of 756	2120	4fc3cb83fb09aa13f11df2ca691538cc.exe	32
PID 2120 wrote to memory of 756	2120	4fc3cb83fb09aa13f11df2ca691538cc.exe	32

C:\Users\Admin\AppData\Local\Temp\4fc3cb83fb09aa13f11df2ca691538cc.exe
"C:\Users\Admin\AppData\Local\Temp\4fc3cb83fb09aa13f11df2ca691538cc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Users\Admin\AppData\Local\Temp\4fc3cb83fb09aa13f11df2ca691538cc.exe
  "C:\Users\Admin\AppData\Local\Temp\4fc3cb83fb09aa13f11df2ca691538cc.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 1008
    3⤵
    - Program crash
    PID:756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1876-0-0x00000000008A0000-0x0000000000952000-memory.dmp

Filesize
712KB

Download
memory/1876-1-0x0000000074420000-0x0000000074B0E000-memory.dmp

Filesize
6.9MB

Download
memory/1876-2-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/1876-3-0x00000000007F0000-0x000000000080C000-memory.dmp

Filesize
112KB

Download
memory/1876-4-0x0000000074420000-0x0000000074B0E000-memory.dmp

Filesize
6.9MB

Download
memory/1876-5-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/1876-6-0x00000000048B0000-0x0000000004916000-memory.dmp

Filesize
408KB

Download
memory/1876-7-0x0000000001ED0000-0x0000000001F0C000-memory.dmp

Filesize
240KB

Download
memory/1876-23-0x0000000074420000-0x0000000074B0E000-memory.dmp

Filesize
6.9MB

Download
memory/2120-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2120-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2120-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2120-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2120-25-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download
memory/2120-24-0x0000000074420000-0x0000000074B0E000-memory.dmp

Filesize
6.9MB

Download
memory/2120-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2120-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2120-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2120-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2120-27-0x0000000074420000-0x0000000074B0E000-memory.dmp

Filesize
6.9MB

Download
memory/2120-28-0x0000000001FD0000-0x0000000002010000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads