agenttesla | 79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511

General

Target

79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
Size

1.0MB
MD5

7050ed6c98a8bf4492abfe6d7739a43a
SHA1

4f5e78b6f75de1807f9caf42c4be91e9180cadf2
SHA256

79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511
SHA512

3c06cbaae8f03a79c27297b8c5740663a06f5dab30b051b21d2c43f4f2803c70f14f3bb48c74e385c77bbd04b83fdcd5fcb8008032e04aa997eed7e2090c83a0
SSDEEP

24576:mu6J33O0c+JY5UZ+XC0kGsoTCcitXcV7B0bUWFtWY:ou0c++OCvkGsECcitX03WKY

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.antoniomayol.com:21
Port:
21
Username:
[email protected]
Password:
cMhKDQUk1{;%

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\phagocytose.vbs	phagocytose.exe

Executes dropped EXE 1 IoCs

pid	Process
3876	phagocytose.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
13	ip-api.com

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/880-0-0x0000000000AF0000-0x0000000000BFF000-memory.dmp	autoit_exe
behavioral2/files/0x000a000000023b7b-10.dat	autoit_exe
behavioral2/memory/3876-11-0x00000000008A0000-0x00000000009AF000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3876 set thread context of 4808	3876	phagocytose.exe	83

System Location Discovery: System Language Discovery 1 TTPs 3 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	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	phagocytose.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4808	RegSvcs.exe
4808	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3876	phagocytose.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4808	RegSvcs.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
3876	phagocytose.exe
3876	phagocytose.exe
3876	phagocytose.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
3876	phagocytose.exe
3876	phagocytose.exe
3876	phagocytose.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 3876	880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe	82
PID 880 wrote to memory of 3876	880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe	82
PID 880 wrote to memory of 3876	880	79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe	82
PID 3876 wrote to memory of 4808	3876	phagocytose.exe	83
PID 3876 wrote to memory of 4808	3876	phagocytose.exe	83
PID 3876 wrote to memory of 4808	3876	phagocytose.exe	83
PID 3876 wrote to memory of 4808	3876	phagocytose.exe	83

C:\Users\Admin\AppData\Local\Temp\79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe
"C:\Users\Admin\AppData\Local\Temp\79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:880
- C:\Users\Admin\AppData\Local\roundup\phagocytose.exe
  "C:\Users\Admin\AppData\Local\Temp\79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3876
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\roundup\phagocytose.exe

Filesize
1.0MB

MD5
7050ed6c98a8bf4492abfe6d7739a43a

SHA1
4f5e78b6f75de1807f9caf42c4be91e9180cadf2

SHA256
79298ce979a88b5476b34311d505eb7ac2de50f2fa6f40ad4d5a723499180511

SHA512
3c06cbaae8f03a79c27297b8c5740663a06f5dab30b051b21d2c43f4f2803c70f14f3bb48c74e385c77bbd04b83fdcd5fcb8008032e04aa997eed7e2090c83a0

Download Submit
memory/880-0-0x0000000000AF0000-0x0000000000BFF000-memory.dmp

Filesize
1.1MB

Download
memory/880-7-0x0000000000F60000-0x0000000001360000-memory.dmp

Filesize
4.0MB

Download
memory/3876-11-0x00000000008A0000-0x00000000009AF000-memory.dmp

Filesize
1.1MB

Download
memory/3876-20-0x00000000016D0000-0x0000000001AD0000-memory.dmp

Filesize
4.0MB

Download
memory/4808-24-0x0000000005A20000-0x0000000005FC4000-memory.dmp

Filesize
5.6MB

Download
memory/4808-23-0x000000007525E000-0x000000007525F000-memory.dmp

Filesize
4KB

Download
memory/4808-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4808-25-0x00000000056B0000-0x0000000005716000-memory.dmp

Filesize
408KB

Download
memory/4808-26-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download
memory/4808-27-0x0000000006960000-0x00000000069B0000-memory.dmp

Filesize
320KB

Download
memory/4808-28-0x0000000006A50000-0x0000000006AE2000-memory.dmp

Filesize
584KB

Download
memory/4808-29-0x00000000069E0000-0x00000000069EA000-memory.dmp

Filesize
40KB

Download
memory/4808-30-0x000000007525E000-0x000000007525F000-memory.dmp

Filesize
4KB

Download
memory/4808-31-0x0000000075250000-0x0000000075A00000-memory.dmp

Filesize
7.7MB

Download

Analysis

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