agenttesla | a4b6a4a223ce8ead6703e59be21f5d85d9190fc0af04ea3dd05c9ddf330452aa

General

Target

sample #521299.exe
Size

680KB
MD5

fb93809f3555b1c19506660419980c84
SHA1

813616f86622b390721d18d3ff930175395f8b03
SHA256

411217082847be5939620211887564a0eb9bce1ba6f5cc20fc73423448270762
SHA512

235001349909eb1825c275beb4314420b2b116fff61a0275323bc1d3c17179884e6422c6713909d0dfce5e8074accacad8fd795a63e2ae64c56347ec0b4b7f2d
SSDEEP

12288:Yma5WqsWsf0XyPDx9VcBRpdFyQIA/tnCe1nyYZvM5BgCcmwpS4bF:YiqsWstPDqTbFQxebZqw

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.ipr-co.org
Port:
587
Username:
info@ipr-co.org
Password:
IPRco@100102@

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ipr-co.org
Port:
587
Username:
info@ipr-co.org
Password:
IPRco@100102@
Email To:
razypapa558@gmail.com

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

Processes:

resource	yara_rule
behavioral2/memory/312-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01

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

Processes:

resource	yara_rule
behavioral2/memory/312-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3044-8-0x0000000004570000-0x000000000457C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

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

Processes:

resource	yara_rule
behavioral2/memory/312-10-0x0000000000400000-0x0000000000440000-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

Processes:

resource	yara_rule
behavioral2/memory/312-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

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

Processes:

resource	yara_rule
behavioral2/memory/312-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

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

Processes:

resource	yara_rule
behavioral2/memory/312-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001
Suspicious use of SetThreadContext 1 IoCs

Processes:

sample #521299.exe

description pid process target process

PID 3044 set thread context of 312 3044 sample #521299.exe sample #521299.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

sample #521299.exesample #521299.exe

pid process

3044 sample #521299.exe
3044 sample #521299.exe
3044 sample #521299.exe
3044 sample #521299.exe
312 sample #521299.exe
312 sample #521299.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

sample #521299.exesample #521299.exe

description pid process

Token: SeDebugPrivilege 3044 sample #521299.exe
Token: SeDebugPrivilege 312 sample #521299.exe

description	pid	process	target process
PID 3044 set thread context of 312	3044	sample #521299.exe	sample #521299.exe

pid	process
3044	sample #521299.exe
3044	sample #521299.exe
3044	sample #521299.exe
3044	sample #521299.exe
312	sample #521299.exe
312	sample #521299.exe

description	pid	process
Token: SeDebugPrivilege	3044	sample #521299.exe
Token: SeDebugPrivilege	312	sample #521299.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

sample #521299.exe

description	pid	process	target process
PID 3044 wrote to memory of 4248	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 4248	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 4248	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 3132	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 3132	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 3132	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe
PID 3044 wrote to memory of 312	3044	sample #521299.exe	sample #521299.exe

C:\Users\Admin\AppData\Local\Temp\sample #521299.exe
"C:\Users\Admin\AppData\Local\Temp\sample #521299.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044

C:\Users\Admin\AppData\Local\Temp\sample #521299.exe
"C:\Users\Admin\AppData\Local\Temp\sample #521299.exe"
2⤵
PID:4248

C:\Users\Admin\AppData\Local\Temp\sample #521299.exe
"C:\Users\Admin\AppData\Local\Temp\sample #521299.exe"
2⤵
PID:3132

C:\Users\Admin\AppData\Local\Temp\sample #521299.exe
"C:\Users\Admin\AppData\Local\Temp\sample #521299.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:312

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\sample #521299.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/312-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/312-19-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/312-18-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/312-17-0x0000000005870000-0x00000000058C0000-memory.dmp

Filesize
320KB

Download
memory/312-15-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/312-16-0x0000000005170000-0x00000000051D6000-memory.dmp

Filesize
408KB

Download
memory/312-13-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3044-8-0x0000000004570000-0x000000000457C000-memory.dmp

Filesize
48KB

Download
memory/3044-9-0x0000000009D90000-0x0000000009E12000-memory.dmp

Filesize
520KB

Download
memory/3044-0-0x00000000000F0000-0x00000000001A0000-memory.dmp

Filesize
704KB

Download
memory/3044-7-0x0000000004540000-0x0000000004552000-memory.dmp

Filesize
72KB

Download
memory/3044-14-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download
memory/3044-6-0x0000000007370000-0x000000000740C000-memory.dmp

Filesize
624KB

Download
memory/3044-5-0x00000000071F0000-0x00000000071FA000-memory.dmp

Filesize
40KB

Download
memory/3044-4-0x00000000072C0000-0x00000000072D0000-memory.dmp

Filesize
64KB

Download
memory/3044-3-0x0000000007050000-0x00000000070E2000-memory.dmp

Filesize
584KB

Download
memory/3044-2-0x0000000007560000-0x0000000007B04000-memory.dmp

Filesize
5.6MB

Download
memory/3044-1-0x00000000744E0000-0x0000000074C90000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads