agenttesla | 9e5300e3ee2395a6e05f19532b1471bf814f2971909c12b84415c4ff2e35d630

General

Target

0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe
Size

1.1MB
MD5

c4c4631fef934697b3dc440a5de2292d
SHA1

4312088d769c9a86759734b2da54a1a08a5d2c73
SHA256

0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177
SHA512

9c1c1d6216ea8c15cd4cfecf44a36759252b4e32baa63e7b02e799218ad3c5835093c9dd14e54fe1118425398abcb5343d8b106c82eef705eaf0202cadae5b6f
SSDEEP

24576:JqDEvCTbMWu7rQYlBQcBiT6rprG8abRpfTr/:JTvC/MTQYxsWR7ab

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

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

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
18	api.ipify.org
19	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3628 set thread context of 2008	3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1816	3628	WerFault.exe	83

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	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2008	RegSvcs.exe
2008	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2008	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe
3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe
3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2008	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3628 wrote to memory of 2008	3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe	87
PID 3628 wrote to memory of 2008	3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe	87
PID 3628 wrote to memory of 2008	3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe	87
PID 3628 wrote to memory of 2008	3628	0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe	87

C:\Users\Admin\AppData\Local\Temp\0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe
"C:\Users\Admin\AppData\Local\Temp\0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.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:3628
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\0a5816f1e55e810043fd6ac8a6d28eabd755696e76cf1b96d9fc3680c8af6177.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 708
  2⤵
  - Program crash
  PID:1816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3628 -ip 3628
1⤵
PID:2060

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/2008-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2008-12-0x000000007455E000-0x000000007455F000-memory.dmp

Filesize
4KB

Download
memory/2008-13-0x00000000054D0000-0x0000000005A74000-memory.dmp

Filesize
5.6MB

Download
memory/2008-14-0x0000000004EA0000-0x0000000004F06000-memory.dmp

Filesize
408KB

Download
memory/2008-15-0x0000000074550000-0x0000000074D00000-memory.dmp

Filesize
7.7MB

Download
memory/2008-16-0x0000000006420000-0x0000000006470000-memory.dmp

Filesize
320KB

Download
memory/2008-17-0x0000000006510000-0x00000000065A2000-memory.dmp

Filesize
584KB

Download
memory/2008-18-0x00000000066A0000-0x00000000066AA000-memory.dmp

Filesize
40KB

Download
memory/2008-19-0x000000007455E000-0x000000007455F000-memory.dmp

Filesize
4KB

Download
memory/2008-20-0x0000000074550000-0x0000000074D00000-memory.dmp

Filesize
7.7MB

Download
memory/3628-10-0x0000000003D90000-0x0000000003D94000-memory.dmp

Filesize
16KB

Download

Analysis

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