agenttesla | 9b6287ed088ca9a4d43602c95f045bafb0f17214412a749d27a5b2c126c8edb7

General

Target

TEKLİF TALEP_xlsx.exe
Size

668KB
MD5

b2ebfbb63f7ccdff15e24e4ff801c986
SHA1

584079acf1abc206fca557907ab0c258ebc21a9a
SHA256

9b6287ed088ca9a4d43602c95f045bafb0f17214412a749d27a5b2c126c8edb7
SHA512

dd8d4b655504786999696f2603b915351d2daab578568f8ea181fdb54aa5eb420d2f02937eab6d6649562c243bba5259d26e04a19a0c48b894037a66dc48afe2
SSDEEP

12288:zuLD9C9DaFlVqcwO9kuereZz5WgZtjs1Ux6xdE0Is0JAIActwqk67tjbFRU:zsuMA7O9nZQktjs1+ps0CI1Ox6nRU

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
cp8nl.hyperhost.ua
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$
Email To:
[email protected]

Signatures

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

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:

TEKLİF TALEP_xlsx.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation	TEKLİF TALEP_xlsx.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

3800 svchost.exe

pid	process
3800	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TEKLİF TALEP_xlsx.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	TEKLİF TALEP_xlsx.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

svchost.exe

description pid process target process

PID 3800 set thread context of 1200 3800 svchost.exe AddInProcess32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

4664 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

5064 timeout.exe

description	pid	process	target process
PID 3800 set thread context of 1200	3800	svchost.exe	AddInProcess32.exe

pid	process
4664	schtasks.exe

pid	process
5064	timeout.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

TEKLİF TALEP_xlsx.exesvchost.exe

pid	process
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
5092	TEKLİF TALEP_xlsx.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe
3800	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

TEKLİF TALEP_xlsx.exesvchost.exeAddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	5092	TEKLİF TALEP_xlsx.exe
Token: SeDebugPrivilege	3800	svchost.exe
Token: SeDebugPrivilege	1200	AddInProcess32.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

TEKLİF TALEP_xlsx.execmd.execmd.exesvchost.exe

description	pid	process	target process
PID 5092 wrote to memory of 1612	5092	TEKLİF TALEP_xlsx.exe	cmd.exe
PID 5092 wrote to memory of 1612	5092	TEKLİF TALEP_xlsx.exe	cmd.exe
PID 5092 wrote to memory of 1288	5092	TEKLİF TALEP_xlsx.exe	cmd.exe
PID 5092 wrote to memory of 1288	5092	TEKLİF TALEP_xlsx.exe	cmd.exe
PID 1612 wrote to memory of 4664	1612	cmd.exe	schtasks.exe
PID 1612 wrote to memory of 4664	1612	cmd.exe	schtasks.exe
PID 1288 wrote to memory of 5064	1288	cmd.exe	timeout.exe
PID 1288 wrote to memory of 5064	1288	cmd.exe	timeout.exe
PID 1288 wrote to memory of 3800	1288	cmd.exe	svchost.exe
PID 1288 wrote to memory of 3800	1288	cmd.exe	svchost.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 1200	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 4404	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 4404	3800	svchost.exe	AddInProcess32.exe
PID 3800 wrote to memory of 4404	3800	svchost.exe	AddInProcess32.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP_xlsx.exe
"C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP_xlsx.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5092

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
2⤵
- Suspicious use of WriteProcessMemory
PID:1612

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
3⤵
- Creates scheduled task(s)
PID:4664

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp67F1.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:1288

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:5064

C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3800

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1200

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
4⤵
PID:4404

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp67F1.tmp.bat
Filesize
151B

MD5
77312db5bad940eaee2791d18fbd802e

SHA1
50bb18169018ed0c22437dd45dde9ef208ec5bbc

SHA256
cf6ba20eb72a81a869c2efbd001daaf92eca77c265262adbc3adb8e12213635a

SHA512
c295d5617f366f37bafc2935d8f7751797e128e19501d2dfa15f8492b01ec230b5af5e6f392c996ddd8994006aed9b3036b66b6253437f710e75683ef5afd895

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe
Filesize
668KB

MD5
b2ebfbb63f7ccdff15e24e4ff801c986

SHA1
584079acf1abc206fca557907ab0c258ebc21a9a

SHA256
9b6287ed088ca9a4d43602c95f045bafb0f17214412a749d27a5b2c126c8edb7

SHA512
dd8d4b655504786999696f2603b915351d2daab578568f8ea181fdb54aa5eb420d2f02937eab6d6649562c243bba5259d26e04a19a0c48b894037a66dc48afe2

Download Submit
memory/1200-18-0x0000000005DE0000-0x0000000006384000-memory.dmp

Filesize
5.6MB

Download
memory/1200-26-0x0000000005820000-0x0000000005830000-memory.dmp

Filesize
64KB

Download
memory/1200-25-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/1200-24-0x0000000006670000-0x000000000667A000-memory.dmp

Filesize
40KB

Download
memory/1200-23-0x00000000066E0000-0x0000000006772000-memory.dmp

Filesize
584KB

Download
memory/1200-22-0x00000000065F0000-0x0000000006640000-memory.dmp

Filesize
320KB

Download
memory/1200-20-0x0000000005830000-0x0000000005896000-memory.dmp

Filesize
408KB

Download
memory/1200-19-0x0000000005820000-0x0000000005830000-memory.dmp

Filesize
64KB

Download
memory/1200-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1200-17-0x00000000750D0000-0x0000000075880000-memory.dmp

Filesize
7.7MB

Download
memory/3800-21-0x00007FF9D2960000-0x00007FF9D3421000-memory.dmp

Filesize
10.8MB

Download
memory/3800-15-0x00007FF9D2960000-0x00007FF9D3421000-memory.dmp

Filesize
10.8MB

Download
memory/5092-11-0x00007FF9D2960000-0x00007FF9D3421000-memory.dmp

Filesize
10.8MB

Download
memory/5092-0-0x00000267DCDA0000-0x00000267DCDBA000-memory.dmp

Filesize
104KB

Download
memory/5092-5-0x00000267F7390000-0x00000267F7424000-memory.dmp

Filesize
592KB

Download
memory/5092-4-0x00000267DEA50000-0x00000267DEA6E000-memory.dmp

Filesize
120KB

Download
memory/5092-3-0x00000267F9430000-0x00000267F94A6000-memory.dmp

Filesize
472KB

Download
memory/5092-2-0x00000267DEA40000-0x00000267DEA50000-memory.dmp

Filesize
64KB

Download
memory/5092-1-0x00007FF9D2960000-0x00007FF9D3421000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads