agenttesla | 4e63cadd6aa91bc65755bd2b4035a3451cbc4854ed2817ac08941919f892f7e7

General

Target

b0a10bd27d48fea4e569797829057892.exe
Size

861KB
MD5

b0a10bd27d48fea4e569797829057892
SHA1

5909c3383e27a1c5e7edcadd5319b31d2813df12
SHA256

4e63cadd6aa91bc65755bd2b4035a3451cbc4854ed2817ac08941919f892f7e7
SHA512

76434b2b0731013ab311035f84986b9385ec2db89c178e74e7f7ec0987bbcfefebe4202756b50c922b30c5e69cc02c2bec4f92687b960cd299c5c4cb0521d290

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.airseaalliance.com
Port:
587
Username:
admin@airseaalliance.com
Password:
CIRcumFerted221

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1212-60-0x00000000004375DE-mapping.dmp	family_agenttesla
behavioral1/memory/1212-59-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1212-61-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

b0a10bd27d48fea4e569797829057892.exe

description pid process target process

PID 1268 set thread context of 1212 1268 b0a10bd27d48fea4e569797829057892.exe b0a10bd27d48fea4e569797829057892.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

b0a10bd27d48fea4e569797829057892.exeb0a10bd27d48fea4e569797829057892.exe

pid process

1268 b0a10bd27d48fea4e569797829057892.exe
1212 b0a10bd27d48fea4e569797829057892.exe
1212 b0a10bd27d48fea4e569797829057892.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b0a10bd27d48fea4e569797829057892.exeb0a10bd27d48fea4e569797829057892.exe

description pid process

Token: SeDebugPrivilege 1268 b0a10bd27d48fea4e569797829057892.exe
Token: SeDebugPrivilege 1212 b0a10bd27d48fea4e569797829057892.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b0a10bd27d48fea4e569797829057892.exe

pid process

1212 b0a10bd27d48fea4e569797829057892.exe

description	pid	process	target process
PID 1268 set thread context of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe

pid	process
1268	b0a10bd27d48fea4e569797829057892.exe
1212	b0a10bd27d48fea4e569797829057892.exe
1212	b0a10bd27d48fea4e569797829057892.exe

description	pid	process
Token: SeDebugPrivilege	1268	b0a10bd27d48fea4e569797829057892.exe
Token: SeDebugPrivilege	1212	b0a10bd27d48fea4e569797829057892.exe

pid	process
1212	b0a10bd27d48fea4e569797829057892.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

b0a10bd27d48fea4e569797829057892.exe

description	pid	process	target process
PID 1268 wrote to memory of 1712	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1712	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1712	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1712	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe
PID 1268 wrote to memory of 1212	1268	b0a10bd27d48fea4e569797829057892.exe	b0a10bd27d48fea4e569797829057892.exe

C:\Users\Admin\AppData\Local\Temp\b0a10bd27d48fea4e569797829057892.exe
"C:\Users\Admin\AppData\Local\Temp\b0a10bd27d48fea4e569797829057892.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1268

C:\Users\Admin\AppData\Local\Temp\b0a10bd27d48fea4e569797829057892.exe
"C:\Users\Admin\AppData\Local\Temp\b0a10bd27d48fea4e569797829057892.exe"
2⤵
PID:1712

C:\Users\Admin\AppData\Local\Temp\b0a10bd27d48fea4e569797829057892.exe
"C:\Users\Admin\AppData\Local\Temp\b0a10bd27d48fea4e569797829057892.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1212

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1212-60-0x00000000004375DE-mapping.dmp

Download
memory/1212-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1212-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1212-63-0x0000000002170000-0x0000000002171000-memory.dmp

Filesize
4KB

Download
memory/1212-64-0x0000000002171000-0x0000000002172000-memory.dmp

Filesize
4KB

Download
memory/1268-53-0x0000000000C30000-0x0000000000C31000-memory.dmp

Filesize
4KB

Download
memory/1268-55-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

Filesize
4KB

Download
memory/1268-56-0x00000000004A0000-0x00000000004A7000-memory.dmp

Filesize
28KB

Download
memory/1268-57-0x0000000007DF0000-0x0000000007E59000-memory.dmp

Filesize
420KB

Download
memory/1268-58-0x0000000000BF0000-0x0000000000C2C000-memory.dmp

Filesize
240KB

Download

Analysis

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