agenttesla | 1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3

General

Target

Packing List PDF.bat.exe
Size

822KB
MD5

5a12438b3b4c926c12a9376c7bf13426
SHA1

c3185c6a5e5f07a5befbe4af7131d05634f5d1a3
SHA256

1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3
SHA512

16c1e0e18eb8b3345b8b05443b782cb1dd35492ac986811c39f3cdce8dfe85b003aba029ffca0e38aa33c951d0d08281825152b0e239471eac3de18ac67864d0
SSDEEP

12288:tEqnHvjNIrpf9rN/mc/CaBmIwsyaPSIir97G6NLOZCGKEgbjuPBB5uO12rq:txPjKr5BNDWVxcSIiRG6atlB5N

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.fascia-arch.com
Port:
587
Username:
[email protected]
Password:
HERbertstown1987
Email To:
[email protected]

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	Packing List PDF.bat.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3012 set thread context of 2676	3012	Packing List PDF.bat.exe	35

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

pid	Process
2600	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
3012	Packing List PDF.bat.exe
3012	Packing List PDF.bat.exe
3012	Packing List PDF.bat.exe
3012	Packing List PDF.bat.exe
3012	Packing List PDF.bat.exe
2676	Packing List PDF.bat.exe
2676	Packing List PDF.bat.exe
2728	powershell.exe
2988	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3012	Packing List PDF.bat.exe
Token: SeDebugPrivilege	2676	Packing List PDF.bat.exe
Token: SeDebugPrivilege	2728	powershell.exe
Token: SeDebugPrivilege	2988	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2676	Packing List PDF.bat.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2988	3012	Packing List PDF.bat.exe	28
PID 3012 wrote to memory of 2988	3012	Packing List PDF.bat.exe	28
PID 3012 wrote to memory of 2988	3012	Packing List PDF.bat.exe	28
PID 3012 wrote to memory of 2988	3012	Packing List PDF.bat.exe	28
PID 3012 wrote to memory of 2728	3012	Packing List PDF.bat.exe	30
PID 3012 wrote to memory of 2728	3012	Packing List PDF.bat.exe	30
PID 3012 wrote to memory of 2728	3012	Packing List PDF.bat.exe	30
PID 3012 wrote to memory of 2728	3012	Packing List PDF.bat.exe	30
PID 3012 wrote to memory of 2600	3012	Packing List PDF.bat.exe	32
PID 3012 wrote to memory of 2600	3012	Packing List PDF.bat.exe	32
PID 3012 wrote to memory of 2600	3012	Packing List PDF.bat.exe	32
PID 3012 wrote to memory of 2600	3012	Packing List PDF.bat.exe	32
PID 3012 wrote to memory of 2624	3012	Packing List PDF.bat.exe	34
PID 3012 wrote to memory of 2624	3012	Packing List PDF.bat.exe	34
PID 3012 wrote to memory of 2624	3012	Packing List PDF.bat.exe	34
PID 3012 wrote to memory of 2624	3012	Packing List PDF.bat.exe	34
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35
PID 3012 wrote to memory of 2676	3012	Packing List PDF.bat.exe	35

C:\Users\Admin\AppData\Local\Temp\Packing List PDF.bat.exe
"C:\Users\Admin\AppData\Local\Temp\Packing List PDF.bat.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Packing List PDF.bat.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2988
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CmxzrHBB.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2728
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CmxzrHBB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4154.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2600
- C:\Users\Admin\AppData\Local\Temp\Packing List PDF.bat.exe
  "C:\Users\Admin\AppData\Local\Temp\Packing List PDF.bat.exe"
  2⤵
  PID:2624
- C:\Users\Admin\AppData\Local\Temp\Packing List PDF.bat.exe
  "C:\Users\Admin\AppData\Local\Temp\Packing List PDF.bat.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4154.tmp

Filesize
1KB

MD5
f98d68ef7451e61c745a71131da253d4

SHA1
4a56867c04a459785fbec311c5071dc31ff603c4

SHA256
a0c488fe488da0f95d8d4b0e5038a4801c055119722e2d5f4cfa5f88622c1144

SHA512
7f37a6fd4ad9d63737cae3823541380a7f9504c83e2cf280db9cb7a509fc47481cfb6751816e12e0bb7145595108696f2186070c71e2995db31ff271e44518e8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\9MWN9ACAHAI8RO8D3693.temp

Filesize
7KB

MD5
eeaff7b4ec2ec6dde42cfc087998fefa

SHA1
a4aef0ddfedff43214dd9d23172aeeab8d4eb4f8

SHA256
0c4a23dc821fe7912ca31364392764617ed52e9b10189d0da3c102907332279e

SHA512
ee30a5694b03aaee24a36f80ea1e44b5a09bd3aec6e37b0cdd9e143183ad81f03655fbc4c1a55f3f6d7b252000a013e5cd7cabfdec7246b524150c8523ec1c3f

Download Submit
memory/2676-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2676-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3012-2-0x0000000004C20000-0x0000000004C60000-memory.dmp

Filesize
256KB

Download
memory/3012-1-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/3012-0-0x0000000000AE0000-0x0000000000BB4000-memory.dmp

Filesize
848KB

Download
memory/3012-3-0x00000000006D0000-0x00000000006F0000-memory.dmp

Filesize
128KB

Download
memory/3012-5-0x0000000005A20000-0x0000000005AA4000-memory.dmp

Filesize
528KB

Download
memory/3012-4-0x00000000006F0000-0x0000000000704000-memory.dmp

Filesize
80KB

Download
memory/3012-30-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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