agenttesla | 6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b

Analysis

max time kernel
146s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 16:45

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General

Target

6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe
Size

1.1MB
MD5

6ddb27be1ac6a7e66042a603d13f3209
SHA1

ab48225161056d74d846d49167643461fc1592fb
SHA256

6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b
SHA512

7b32463cf88ba9fcf2ca90104bd4ffe80e0ae4da9c6938ffbeac37bfe34d048efb74a50ba8e8ad6235c1bb292812dd9bcec222c456eace3d1fb5b2bdfb875e69
SSDEEP

24576:DqDEvCTbMWu7rQYlBQcBiT6rprG8a3rRtf9DTYMCAp:DTvC/MTQYxsWR7a3/fXC

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.sisaurora.com
Port:
21
Username:
[email protected]
Password:
bSx)QMNZ+5)V

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

resource	yara_rule
behavioral2/memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs

resource	yara_rule
behavioral2/memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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
26	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3260 set thread context of 4872	3260	6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe	90

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4872	RegSvcs.exe
4872	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3260	6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe
3260	6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4872	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3260 wrote to memory of 4872	3260	6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe	90
PID 3260 wrote to memory of 4872	3260	6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe	90
PID 3260 wrote to memory of 4872	3260	6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe	90
PID 3260 wrote to memory of 4872	3260	6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe	90

C:\Users\Admin\AppData\Local\Temp\6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe
"C:\Users\Admin\AppData\Local\Temp\6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\6b788ff60d73a53b6ddf6ab2c7281b5682276dcbae15fb4e1e111889a0cc260b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4872

Network

MITRE ATT&CK Matrix

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Downloads

memory/3260-10-0x00000000021E0000-0x00000000021E4000-memory.dmp

Filesize
16KB

Download
memory/4872-11-0x0000000000520000-0x0000000000562000-memory.dmp

Filesize
264KB

Download
memory/4872-12-0x00000000742E0000-0x0000000074A90000-memory.dmp

Filesize
7.7MB

Download
memory/4872-13-0x00000000051B0000-0x0000000005754000-memory.dmp

Filesize
5.6MB

Download
memory/4872-14-0x0000000004B80000-0x0000000004BE6000-memory.dmp

Filesize
408KB

Download
memory/4872-15-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/4872-16-0x0000000005FA0000-0x0000000005FF0000-memory.dmp

Filesize
320KB

Download
memory/4872-17-0x0000000006090000-0x0000000006122000-memory.dmp

Filesize
584KB

Download
memory/4872-18-0x0000000006020000-0x000000000602A000-memory.dmp

Filesize
40KB

Download
memory/4872-19-0x00000000742E0000-0x0000000074A90000-memory.dmp

Filesize
7.7MB

Download