agenttesla | 92afd7e1c0f53f85f3a62bd54472966546a6d87e517c4439ba26ad1431235ccb

General

Target

ORDER 062920.exe
Size

475KB
MD5

1ac44ab27bd3611122ec00dbeb27f775
SHA1

3f534c105ccfa16d1c91cc81db1793cbc25572f2
SHA256

d1b548cd7f6dfff33fc925d0cbe43ffd4a533119635b07978ce146c2a113d4a1
SHA512

c03be94812c7fab93f0e8bd08ab5df29d8e2a7980ea2158d7050a9719906f14bc32da4e7f3f3f335e11497c2bdbbbf8dd1081df05d81b66e6461f03eff9b9f7b

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.mahavirint.in
Port:
587
Username:
[email protected]
Password:
mailok

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mahavirint.in
Port:
587
Username:
[email protected]
Password:
mailok

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/648-138-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

ORDER 062920.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts ORDER 062920.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	ORDER 062920.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ORDER 062920.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	ORDER 062920.exe

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

ORDER 062920.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER 062920.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER 062920.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER 062920.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ORDER 062920.exe

description pid process target process

PID 4860 set thread context of 648 4860 ORDER 062920.exe ORDER 062920.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2044 schtasks.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

1216 REG.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

ORDER 062920.exeORDER 062920.exe

pid process

4860 ORDER 062920.exe
4860 ORDER 062920.exe
4860 ORDER 062920.exe
4860 ORDER 062920.exe
648 ORDER 062920.exe
648 ORDER 062920.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ORDER 062920.exeORDER 062920.exe

description pid process

Token: SeDebugPrivilege 4860 ORDER 062920.exe
Token: SeDebugPrivilege 648 ORDER 062920.exe

description	pid	process	target process
PID 4860 set thread context of 648	4860	ORDER 062920.exe	ORDER 062920.exe

pid	process
2044	schtasks.exe

pid	process
1216	REG.exe

pid	process
4860	ORDER 062920.exe
4860	ORDER 062920.exe
4860	ORDER 062920.exe
4860	ORDER 062920.exe
648	ORDER 062920.exe
648	ORDER 062920.exe

description	pid	process
Token: SeDebugPrivilege	4860	ORDER 062920.exe
Token: SeDebugPrivilege	648	ORDER 062920.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

ORDER 062920.exeORDER 062920.exe

description	pid	process	target process
PID 4860 wrote to memory of 2044	4860	ORDER 062920.exe	schtasks.exe
PID 4860 wrote to memory of 2044	4860	ORDER 062920.exe	schtasks.exe
PID 4860 wrote to memory of 2044	4860	ORDER 062920.exe	schtasks.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 4860 wrote to memory of 648	4860	ORDER 062920.exe	ORDER 062920.exe
PID 648 wrote to memory of 1216	648	ORDER 062920.exe	REG.exe
PID 648 wrote to memory of 1216	648	ORDER 062920.exe	REG.exe
PID 648 wrote to memory of 1216	648	ORDER 062920.exe	REG.exe

outlook_office_path 1 IoCs

Processes:

ORDER 062920.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER 062920.exe

outlook_win_path 1 IoCs

Processes:

ORDER 062920.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ORDER 062920.exe

C:\Users\Admin\AppData\Local\Temp\ORDER 062920.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER 062920.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4860

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GHmlbaLysrNn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC2B4.tmp"
2⤵
- Creates scheduled task(s)
PID:2044

C:\Users\Admin\AppData\Local\Temp\ORDER 062920.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:648

C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
3⤵
- Modifies registry key
PID:1216

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ORDER 062920.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC2B4.tmp
Filesize
1KB

MD5
eaba0230f33e07becad0cb40836850e9

SHA1
05c33f0a64afe54c9fcb2be6136bb5932a7f902c

SHA256
64ab3be0e2190380b21c5e8ccd155a00ff699b7dc30505f715c525b3470781e3

SHA512
2cde160f5d0f2becd7f7ca5776faa7f2f601adbba4f82f9213a79d164608582a3bd547a481de7e4e8129ffb5e272585f32ccfd9aec6f11cb7f54153257acaf74

Download Submit
memory/648-137-0x0000000000000000-mapping.dmp

Download
memory/648-138-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/648-140-0x0000000005EC0000-0x0000000005F26000-memory.dmp

Filesize
408KB

Download
memory/648-141-0x00000000067A0000-0x00000000067F0000-memory.dmp

Filesize
320KB

Download
memory/1216-142-0x0000000000000000-mapping.dmp

Download
memory/2044-135-0x0000000000000000-mapping.dmp

Download
memory/4860-132-0x00000000050E0000-0x0000000005172000-memory.dmp

Filesize
584KB

Download
memory/4860-133-0x0000000005290000-0x000000000529A000-memory.dmp

Filesize
40KB

Download
memory/4860-134-0x0000000007D90000-0x0000000007E2C000-memory.dmp

Filesize
624KB

Download
memory/4860-130-0x00000000006D0000-0x000000000074E000-memory.dmp

Filesize
504KB

Download
memory/4860-131-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads