agenttesla | c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8

General

Target

c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe
Size

544KB
MD5

15ceb47475a86d9b42cb5bb9e92ad101
SHA1

86bcebd131167e95dbff902c4fc4669f829b3d81
SHA256

c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8
SHA512

76031122fa7670ac69965038ea60472917ea16059b23c353db467121a4b2740c9e8ce422d7869fb1868f91e496017a63e03540d5e8eb760a1a8c70720eb9aeef
SSDEEP

12288:NYV6MorX7qzuC3QHO9FQVHPF51jgcrzOtOD/eRyCAcFx:iBXu9HGaVHm8/KdfFx

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mahesh-ent.com
Port:
587
Username:
[email protected]
Password:
M@hesh3981
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

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4716-0-0x0000000000220000-0x000000000035D000-memory.dmp	upx
behavioral2/memory/4716-15-0x0000000000220000-0x000000000035D000-memory.dmp	upx

Looks up external IP address via web service 2 IoCs

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

flow	ioc
14	api.ipify.org
13	api.ipify.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4716-15-0x0000000000220000-0x000000000035D000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4716 set thread context of 1836	4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe	86

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	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1836	RegSvcs.exe
1836	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1836	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe
4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe
4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe
4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe
4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1836	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 1836	4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe	86
PID 4716 wrote to memory of 1836	4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe	86
PID 4716 wrote to memory of 1836	4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe	86
PID 4716 wrote to memory of 1836	4716	c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe	86

C:\Users\Admin\AppData\Local\Temp\c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe
"C:\Users\Admin\AppData\Local\Temp\c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe"
1⤵
- 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:4716
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\c0606c7a28717e12ff2ba17844d4be166dcc9cfa060c98d0bd3b940c79d81ef8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1836

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/1836-21-0x0000000006580000-0x0000000006612000-memory.dmp

Filesize
584KB

Download
memory/1836-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1836-16-0x0000000073AEE000-0x0000000073AEF000-memory.dmp

Filesize
4KB

Download
memory/1836-17-0x00000000053F0000-0x0000000005994000-memory.dmp

Filesize
5.6MB

Download
memory/1836-18-0x0000000005040000-0x00000000050A6000-memory.dmp

Filesize
408KB

Download
memory/1836-19-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/1836-20-0x0000000006490000-0x00000000064E0000-memory.dmp

Filesize
320KB

Download
memory/1836-22-0x0000000006710000-0x000000000671A000-memory.dmp

Filesize
40KB

Download
memory/1836-23-0x0000000073AEE000-0x0000000073AEF000-memory.dmp

Filesize
4KB

Download
memory/1836-24-0x0000000073AE0000-0x0000000074290000-memory.dmp

Filesize
7.7MB

Download
memory/4716-12-0x0000000001D40000-0x0000000001D44000-memory.dmp

Filesize
16KB

Download
memory/4716-15-0x0000000000220000-0x000000000035D000-memory.dmp

Filesize
1.2MB

Download
memory/4716-0-0x0000000000220000-0x000000000035D000-memory.dmp

Filesize
1.2MB

Download

Analysis

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