agenttesla | 9861e73d0befeb0d63095efb1d5b57a9719f962c9ef6d0cebbf7a66159e1cd49

General

Target

DOC8558388_AUGUST2021.exe
Size

1.3MB
MD5

fe1e7c4a720c5aabdff8b5134ff25292
SHA1

3b512edaf968cfc824a73eee98a841bf893cbe99
SHA256

64186ecb7905dcf865a55113e959199d17479cbe9a538669b4f4d356b194dbfc
SHA512

8fdfc7bf5f8958a65b6485583d0a05fed35c9c791522d100f870a35eeefe3fea65649293d3d60a36037311004b294ca7dba182eac6331981aa60bfd31d2de04b
SSDEEP

24576:vQRK0rxB/HOIThNN7Mtqk8RbZZS5R0DlhuCO:v2BtThXEc3Bb0

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.rdnsanom.xyz
Port:
587
Username:
[email protected]
Password:
j!P2f~oad_G7
Email To:
[email protected]

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2684-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2684-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2684-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2684-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2684-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 764 set thread context of 2684	764	DOC8558388_AUGUST2021.exe	32

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	DOC8558388_AUGUST2021.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DOC8558388_AUGUST2021.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
764	DOC8558388_AUGUST2021.exe
2684	DOC8558388_AUGUST2021.exe
2684	DOC8558388_AUGUST2021.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	764	DOC8558388_AUGUST2021.exe
Token: SeDebugPrivilege	2684	DOC8558388_AUGUST2021.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 2740	764	DOC8558388_AUGUST2021.exe	31
PID 764 wrote to memory of 2740	764	DOC8558388_AUGUST2021.exe	31
PID 764 wrote to memory of 2740	764	DOC8558388_AUGUST2021.exe	31
PID 764 wrote to memory of 2740	764	DOC8558388_AUGUST2021.exe	31
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32
PID 764 wrote to memory of 2684	764	DOC8558388_AUGUST2021.exe	32

C:\Users\Admin\AppData\Local\Temp\DOC8558388_AUGUST2021.exe
"C:\Users\Admin\AppData\Local\Temp\DOC8558388_AUGUST2021.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:764
- C:\Users\Admin\AppData\Local\Temp\DOC8558388_AUGUST2021.exe
  "C:\Users\Admin\AppData\Local\Temp\DOC8558388_AUGUST2021.exe"
  2⤵
  PID:2740
- C:\Users\Admin\AppData\Local\Temp\DOC8558388_AUGUST2021.exe
  "C:\Users\Admin\AppData\Local\Temp\DOC8558388_AUGUST2021.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2684

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

memory/764-0-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/764-1-0x0000000000A70000-0x0000000000BBA000-memory.dmp

Filesize
1.3MB

Download
memory/764-2-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/764-3-0x0000000000760000-0x000000000077E000-memory.dmp

Filesize
120KB

Download
memory/764-4-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/764-5-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/764-6-0x00000000058C0000-0x0000000005962000-memory.dmp

Filesize
648KB

Download
memory/764-7-0x0000000000A30000-0x0000000000A6C000-memory.dmp

Filesize
240KB

Download
memory/764-21-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2684-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2684-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2684-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2684-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2684-19-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2684-22-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2684-23-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-24-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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