agenttesla | 7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239

General

Target

7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe
Size

189KB
MD5

229e57056d416ef5caed455fea10e874
SHA1

2acb0d2a85363538dda7c7a7e754c6e427d258da
SHA256

7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239
SHA512

8ef9148de047b1c14e1e22a237db7ae53bdacdd4fe013791d17c2a758999c7aef1ff4a32d110bc22be65a5004fc2d325e5c9c47cb30eff391f0108b1f562e98c
SSDEEP

1536:sCo7isr/aczjiTAY1c9wqvnAv77vvvvv7vvvvvvv7vvvvv64+mhhhm+DtqOg9:sd+sryczjiZ+9wqY+mhhhmitqOG

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.zqamcx.com
Port:
587
Username:
[email protected]
Password:
Anambraeast@
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

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
18	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1672 set thread context of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84

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	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_compiler.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe
1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe
2128	aspnet_compiler.exe
2128	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe
Token: SeDebugPrivilege	2128	aspnet_compiler.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2128	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 3220	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	83
PID 1672 wrote to memory of 3220	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	83
PID 1672 wrote to memory of 3220	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	83
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84
PID 1672 wrote to memory of 2128	1672	7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe	84

C:\Users\Admin\AppData\Local\Temp\7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe
"C:\Users\Admin\AppData\Local\Temp\7a41b429cdfed8b9ce653df8ce0725ca85be3bf676ce491e5b83a26608d31239.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
  2⤵
  PID:3220
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2128

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

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/1672-7-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/1672-1-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1672-3-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/1672-2-0x00000000027C0000-0x00000000027C8000-memory.dmp

Filesize
32KB

Download
memory/1672-4-0x0000000004D60000-0x0000000004D6A000-memory.dmp

Filesize
40KB

Download
memory/1672-0-0x000000007487E000-0x000000007487F000-memory.dmp

Filesize
4KB

Download
memory/2128-9-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/2128-8-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/2128-5-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2128-10-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download
memory/2128-11-0x0000000005640000-0x00000000056A6000-memory.dmp

Filesize
408KB

Download
memory/2128-12-0x00000000067A0000-0x00000000067F0000-memory.dmp

Filesize
320KB

Download
memory/2128-13-0x0000000006890000-0x0000000006922000-memory.dmp

Filesize
584KB

Download
memory/2128-14-0x0000000006A30000-0x0000000006A3A000-memory.dmp

Filesize
40KB

Download
memory/2128-15-0x0000000074870000-0x0000000075020000-memory.dmp

Filesize
7.7MB

Download

Analysis

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