agenttesla | b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a

General

Target

b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe
Size

1.1MB
MD5

6f372aad87d442dec0f25eafa57cd9f5
SHA1

5cb1f90381f86732a50431e75bf21ee045ddd5a1
SHA256

b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a
SHA512

627d8b92939349e48803cfcfa50e4efead10761b5444e6a69661fe37ff760f86683be02362e4706d62e7feaba3a093a207183f587b8f0a9d39ac93076be9b24b
SSDEEP

24576:ffmMv6Ckr7Mny5QLlYYwMil9A4Zd93j7Vd0044:f3v+7/5QLGYFib93jc07

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
bezelety.top
Port:
587
Username:
[email protected]
Password:
IxF(..bSed6k
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 SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1464	1700	WerFault.exe	29

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	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1856	RegSvcs.exe
1856	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1856	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1856	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	30
PID 1700 wrote to memory of 1464	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	31
PID 1700 wrote to memory of 1464	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	31
PID 1700 wrote to memory of 1464	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	31
PID 1700 wrote to memory of 1464	1700	b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe	31

C:\Users\Admin\AppData\Local\Temp\b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe
"C:\Users\Admin\AppData\Local\Temp\b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\b81164598e70459709bba50dead99248d28e6d4dc0e0e5093fa28ad554c9694a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 384
  2⤵
  - Program crash
  PID:1464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/1700-2-0x0000000003440000-0x0000000003840000-memory.dmp

Filesize
4.0MB

Download
memory/1856-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1856-5-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1856-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1856-8-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/1856-9-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/1856-10-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/1856-11-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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