agenttesla | 26f0b09b268b03208b04f2744735ca23fa683238c944a065216fccdab0b5816a

General

Target

PLT20941.EXE.exe
Size

856KB
MD5

23f3d648155345927d423e5928556386
SHA1

2da92044feb908ab873dcbaa64fa659e89214678
SHA256

26f0b09b268b03208b04f2744735ca23fa683238c944a065216fccdab0b5816a
SHA512

1ca2c7a60a43643723b3ae0062d2b92c93a85f91f00d9fefde45cf325a2eabd3f3f38f36b84fdd5d9da445865346efd85fed7d4bef1681624bbe5a6a2f290dc8
SSDEEP

12288:k+bdz707a1k+H1csok/sZa4Rb6Wox2cHss/S+PNc42xtAq:fbB7z15HuVRb0x2cHs6Sqm42nAq

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5923109311:AAGkEmGrMsQyQ8A-GmsvDBttRvvSV6NYxs4/

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
5100	FB_FEF6.tmp.exe
1268	FB_5F.tmp.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	PLT20941.EXE.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	PLT20941.EXE.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	FB_5F.tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	FB_5F.tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	FB_5F.tmp.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
34	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4860 set thread context of 4048	4860	PLT20941.EXE.exe	93

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

pid	Process
3132	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
5100	FB_FEF6.tmp.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3516	powershell.exe
3516	powershell.exe
1268	FB_5F.tmp.exe
1268	FB_5F.tmp.exe
1268	FB_5F.tmp.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3516	powershell.exe
Token: SeDebugPrivilege	1268	FB_5F.tmp.exe
Token: SeDebugPrivilege	5100	FB_FEF6.tmp.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4860 wrote to memory of 3516	4860	PLT20941.EXE.exe	89
PID 4860 wrote to memory of 3516	4860	PLT20941.EXE.exe	89
PID 4860 wrote to memory of 3516	4860	PLT20941.EXE.exe	89
PID 4860 wrote to memory of 3132	4860	PLT20941.EXE.exe	91
PID 4860 wrote to memory of 3132	4860	PLT20941.EXE.exe	91
PID 4860 wrote to memory of 3132	4860	PLT20941.EXE.exe	91
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4860 wrote to memory of 4048	4860	PLT20941.EXE.exe	93
PID 4048 wrote to memory of 5100	4048	PLT20941.EXE.exe	94
PID 4048 wrote to memory of 5100	4048	PLT20941.EXE.exe	94
PID 4048 wrote to memory of 5100	4048	PLT20941.EXE.exe	94
PID 4048 wrote to memory of 1268	4048	PLT20941.EXE.exe	95
PID 4048 wrote to memory of 1268	4048	PLT20941.EXE.exe	95
PID 4048 wrote to memory of 1268	4048	PLT20941.EXE.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	FB_5F.tmp.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	FB_5F.tmp.exe

C:\Users\Admin\AppData\Local\Temp\PLT20941.EXE.exe
"C:\Users\Admin\AppData\Local\Temp\PLT20941.EXE.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4860
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tlRxJDbsLEqHXt.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3516
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tlRxJDbsLEqHXt" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD50.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3132
- C:\Users\Admin\AppData\Local\Temp\PLT20941.EXE.exe
  "C:\Users\Admin\AppData\Local\Temp\PLT20941.EXE.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4048
- - C:\Users\Admin\AppData\Local\Temp\FB_FEF6.tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\FB_FEF6.tmp.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious use of AdjustPrivilegeToken
    PID:5100
- - C:\Users\Admin\AppData\Local\Temp\FB_5F.tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\FB_5F.tmp.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:1268

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\FB_5F.tmp.exe

Filesize
160KB

MD5
31d63c5e1804af4bba747db7a016d594

SHA1
4957b93ab03a3cb91603c8c5d6c71bb376ab73ee

SHA256
a40808804f8981f94918b2f7d7decb079dc160acce8db5f5d31cd80445757d23

SHA512
2a8115fbadcae77eb7a06024f16f85ddd796acd9b6647688c2d537e65cf6a978491679aca6da5e8a41509662cf99d0c7ad77632f6799ccb9c7e4002088d796b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\FB_5F.tmp.exe

Filesize
160KB

MD5
31d63c5e1804af4bba747db7a016d594

SHA1
4957b93ab03a3cb91603c8c5d6c71bb376ab73ee

SHA256
a40808804f8981f94918b2f7d7decb079dc160acce8db5f5d31cd80445757d23

SHA512
2a8115fbadcae77eb7a06024f16f85ddd796acd9b6647688c2d537e65cf6a978491679aca6da5e8a41509662cf99d0c7ad77632f6799ccb9c7e4002088d796b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\FB_FEF6.tmp.exe

Filesize
117KB

MD5
cc2d2f707f935aebb4931f1fe7616624

SHA1
f9c0d76e1b3508f42609e2abf78012e9fa475ae5

SHA256
ee5c5ab5b14e02cff11eb3a0ffa0b41a135428d526936285d0528c4f5c43530f

SHA512
d601d0f5331f2e684d5eb1dc8f177af9e6243fc5b9376cdea4fd66c061a68de994f00942accab596bf36547a3676de83d112481f001d3dd5e6d812537813561a

Download Submit
C:\Users\Admin\AppData\Local\Temp\FB_FEF6.tmp.exe

Filesize
117KB

MD5
cc2d2f707f935aebb4931f1fe7616624

SHA1
f9c0d76e1b3508f42609e2abf78012e9fa475ae5

SHA256
ee5c5ab5b14e02cff11eb3a0ffa0b41a135428d526936285d0528c4f5c43530f

SHA512
d601d0f5331f2e684d5eb1dc8f177af9e6243fc5b9376cdea4fd66c061a68de994f00942accab596bf36547a3676de83d112481f001d3dd5e6d812537813561a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFD50.tmp

Filesize
1KB

MD5
88c5d4bf775c68b03d2ddd751b277a8a

SHA1
11c654397234f06babc122699b99a57f521a9e20

SHA256
1d35f2700036732da1f1a68fea9c56bbdc4524e1b8c04e5d39ccfe30f9ab91ae

SHA512
541f2a1a38e136191c8066e742472ddf266190046d3fdb748f1a689a6472ba273f165fff01f495f9aafceadfdc9f7a741e0e4abaefd8478ba4e76436172a5199

Download Submit
memory/1268-169-0x0000000007030000-0x0000000007080000-memory.dmp

Filesize
320KB

Download
memory/1268-157-0x00000000008B0000-0x00000000008DE000-memory.dmp

Filesize
184KB

Download
memory/3516-160-0x0000000070240000-0x000000007028C000-memory.dmp

Filesize
304KB

Download
memory/3516-139-0x0000000002160000-0x0000000002196000-memory.dmp

Filesize
216KB

Download
memory/3516-168-0x0000000007080000-0x0000000007088000-memory.dmp

Filesize
32KB

Download
memory/3516-167-0x00000000070A0000-0x00000000070BA000-memory.dmp

Filesize
104KB

Download
memory/3516-146-0x0000000004990000-0x00000000049B2000-memory.dmp

Filesize
136KB

Download
memory/3516-147-0x0000000005270000-0x00000000052D6000-memory.dmp

Filesize
408KB

Download
memory/3516-148-0x00000000053D0000-0x0000000005436000-memory.dmp

Filesize
408KB

Download
memory/3516-143-0x0000000004C40000-0x0000000005268000-memory.dmp

Filesize
6.2MB

Download
memory/3516-166-0x0000000006F90000-0x0000000006F9E000-memory.dmp

Filesize
56KB

Download
memory/3516-159-0x0000000006040000-0x0000000006072000-memory.dmp

Filesize
200KB

Download
memory/3516-165-0x0000000006FE0000-0x0000000007076000-memory.dmp

Filesize
600KB

Download
memory/3516-164-0x0000000006DD0000-0x0000000006DDA000-memory.dmp

Filesize
40KB

Download
memory/3516-163-0x0000000006D60000-0x0000000006D7A000-memory.dmp

Filesize
104KB

Download
memory/3516-162-0x00000000073A0000-0x0000000007A1A000-memory.dmp

Filesize
6.5MB

Download
memory/3516-161-0x0000000006000000-0x000000000601E000-memory.dmp

Filesize
120KB

Download
memory/3516-158-0x0000000005A60000-0x0000000005A7E000-memory.dmp

Filesize
120KB

Download
memory/4048-149-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4048-145-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4048-142-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/4860-132-0x0000000000010000-0x00000000000EC000-memory.dmp

Filesize
880KB

Download
memory/4860-134-0x0000000004B10000-0x0000000004BA2000-memory.dmp

Filesize
584KB

Download
memory/4860-135-0x0000000004A90000-0x0000000004A9A000-memory.dmp

Filesize
40KB

Download
memory/4860-136-0x0000000008720000-0x00000000087BC000-memory.dmp

Filesize
624KB

Download
memory/4860-133-0x0000000005020000-0x00000000055C4000-memory.dmp

Filesize
5.6MB

Download
memory/5100-156-0x0000000000FD0000-0x0000000000FF2000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads