agenttesla | 666dacfe6f5bbfee2b2d78be46ee9650c4c5ce35c3cba0cd0ce0d323db11e8ac

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-09-2024 01:26

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General

Target

Ref_5010_103.exe
Size

420KB
MD5

3e55d9e05940e5c6073b8dc09256b6b9
SHA1

335d4658fa98dc92dc2f7831b0855c6b3504fbf1
SHA256

adf712d2eebe5e066d7cd535c0d88ff08ee2f735e21fbd68bcf71ce20276309b
SHA512

6fdb095c0877e0c942a78938e5424a2154aa49c5ef1c7b5bbd7eba11bfcb4ef829b99344487ce6547ed66da73264b304de6328403d343dd0ef851b27b1b9d31d
SSDEEP

1536:k8mCCCCCpCCCCCTdvCCCCCCCCCCC3CCCCCCCCfFIeCCCCCCCCCCCCCCCCSCCCCh8:pCdsP6GBxhDCoxzU/s

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
162.254.34.31
Port:
587
Username:
[email protected]
Password:
ABwuRZS5Mjh5
Email To:
[email protected]

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3056 created 3388	3056	Ref_5010_103.exe	56

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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bohw = "C:\\Users\\Admin\\AppData\\Roaming\\Bohw.exe"	Ref_5010_103.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
25	api.ipify.org
26	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3056 set thread context of 1756	3056	Ref_5010_103.exe	89

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ref_5010_103.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3056	Ref_5010_103.exe
1756	InstallUtil.exe
1756	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3056	Ref_5010_103.exe
Token: SeDebugPrivilege	3056	Ref_5010_103.exe
Token: SeDebugPrivilege	1756	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89
PID 3056 wrote to memory of 1756	3056	Ref_5010_103.exe	89

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3388
- C:\Users\Admin\AppData\Local\Temp\Ref_5010_103.exe
  "C:\Users\Admin\AppData\Local\Temp\Ref_5010_103.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3056
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1756-1093-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/1756-1094-0x0000000000750000-0x0000000000790000-memory.dmp

Filesize
256KB

Download
memory/1756-1096-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/1756-1095-0x0000000004CB0000-0x0000000004D16000-memory.dmp

Filesize
408KB

Download
memory/1756-1097-0x0000000006080000-0x00000000060D0000-memory.dmp

Filesize
320KB

Download
memory/1756-1100-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/1756-1099-0x00000000060F0000-0x00000000060FA000-memory.dmp

Filesize
40KB

Download
memory/1756-1098-0x0000000006170000-0x0000000006202000-memory.dmp

Filesize
584KB

Download
memory/3056-35-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-23-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-13-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-57-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-67-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-65-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-63-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-61-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-59-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-55-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-51-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-49-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-47-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-45-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-43-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-41-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-39-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-37-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-3-0x0000000005E20000-0x0000000005F10000-memory.dmp

Filesize
960KB

Download
memory/3056-33-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-31-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-29-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-25-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-4-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-21-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-19-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-17-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-15-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-11-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-9-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-7-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-5-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-53-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-27-0x0000000005E20000-0x0000000005F0A000-memory.dmp

Filesize
936KB

Download
memory/3056-1078-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/3056-1079-0x0000000005FC0000-0x000000000602A000-memory.dmp

Filesize
424KB

Download
memory/3056-1080-0x0000000006030000-0x000000000607C000-memory.dmp

Filesize
304KB

Download
memory/3056-1084-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/3056-1085-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/3056-2-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/3056-1-0x00000000007D0000-0x000000000083C000-memory.dmp

Filesize
432KB

Download
memory/3056-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

Filesize
4KB

Download
memory/3056-1086-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/3056-1087-0x00000000752CE000-0x00000000752CF000-memory.dmp

Filesize
4KB

Download
memory/3056-1088-0x0000000006980000-0x0000000006F24000-memory.dmp

Filesize
5.6MB

Download
memory/3056-1089-0x0000000006160000-0x00000000061B4000-memory.dmp

Filesize
336KB

Download
memory/3056-1092-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download