agenttesla | 2a742e0bd233aad9f3cdb6a16f0c78dd4c17c19455fbafe24079528ff3775bd5

Analysis

max time kernel
74s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
29/03/2022, 11:20

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General

Target
Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe
Size 591KB
Sample220329-nfezlsdcd9
SHA256 2a742e0bd233aad9f3cdb6a16f0c78dd4c17c19455fbafe24079528ff3775bd5
MD5 80da18b7dc57dce590fbc99cb4c7d72f
SHA1 14d0e76004fc31c458449840bb6001dad4e95cec
SHA512 412f5b55b500cd53def26da399a904788a425257399bd6edbd512a5540261b5e654f1dccd0d53e0f80a0e82ade9b66fc8859c0c2979eb619b4575eca9da80776
MD5 SHA1 SHA512

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.taizingshipping.com
Port
587
Username
[email protected]
Password
gW%rH(bMg1

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.taizingshipping.com
Port
587
Username
[email protected]
Password
gW%rH(bMg1

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
4036	ffc.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2868 set thread context of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 4036 set thread context of 484	4036	ffc.exe	96

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
3984	schtasks.exe
2996	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4328	vbc.exe
4328	vbc.exe
484	vbc.exe
484	vbc.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe
Token: SeDebugPrivilege	4328	vbc.exe
Token: SeDebugPrivilege	4036	ffc.exe
Token: SeDebugPrivilege	484	vbc.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4328	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	86
PID 2868 wrote to memory of 4696	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	87
PID 2868 wrote to memory of 4696	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	87
PID 2868 wrote to memory of 4696	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	87
PID 2868 wrote to memory of 4316	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	88
PID 2868 wrote to memory of 4316	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	88
PID 2868 wrote to memory of 4316	2868	Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe	88
PID 4696 wrote to memory of 2996	4696	cmd.exe	91
PID 4696 wrote to memory of 2996	4696	cmd.exe	91
PID 4696 wrote to memory of 2996	4696	cmd.exe	91
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 484	4036	ffc.exe	96
PID 4036 wrote to memory of 3604	4036	ffc.exe	97
PID 4036 wrote to memory of 3604	4036	ffc.exe	97
PID 4036 wrote to memory of 3604	4036	ffc.exe	97
PID 4036 wrote to memory of 4088	4036	ffc.exe	98
PID 4036 wrote to memory of 4088	4036	ffc.exe	98
PID 4036 wrote to memory of 4088	4036	ffc.exe	98
PID 3604 wrote to memory of 3984	3604	cmd.exe	101
PID 3604 wrote to memory of 3984	3604	cmd.exe	101
PID 3604 wrote to memory of 3984	3604	cmd.exe	101

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

C:\Users\Admin\AppData\Local\Temp\Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe
"C:\Users\Admin\AppData\Local\Temp\Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4328
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafnias" /tr "'C:\Users\Admin\AppData\Roaming\ffc\ffc.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4696
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafnias" /tr "'C:\Users\Admin\AppData\Roaming\ffc\ffc.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:2996
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\Lincoln Park_Q88 (Chemical)_29Mar2022.doc.exe" "C:\Users\Admin\AppData\Roaming\ffc\ffc.exe"
  2⤵
  PID:4316

C:\Users\Admin\AppData\Roaming\ffc\ffc.exe
C:\Users\Admin\AppData\Roaming\ffc\ffc.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:484
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafnias" /tr "'C:\Users\Admin\AppData\Roaming\ffc\ffc.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3604
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafnias" /tr "'C:\Users\Admin\AppData\Roaming\ffc\ffc.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:3984
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c copy "C:\Users\Admin\AppData\Roaming\ffc\ffc.exe" "C:\Users\Admin\AppData\Roaming\ffc\ffc.exe"
  2⤵
  PID:4088

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Scripting

T1064

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

ffc.exe

Path C:\Users\Admin\AppData\Roaming\ffc\ffc.exe
Size 591KB
SHA256 2a742e0bd233aad9f3cdb6a16f0c78dd4c17c19455fbafe24079528ff3775bd5
MD5 80da18b7dc57dce590fbc99cb4c7d72f
SHA1 14d0e76004fc31c458449840bb6001dad4e95cec
SHA512 412f5b55b500cd53def26da399a904788a425257399bd6edbd512a5540261b5e654f1dccd0d53e0f80a0e82ade9b66fc8859c0c2979eb619b4575eca9da80776
MD5 SHA1 SHA512

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ffc.exe

Path C:\Users\Admin\AppData\Roaming\ffc\ffc.exe
Size 591KB
SHA256 2a742e0bd233aad9f3cdb6a16f0c78dd4c17c19455fbafe24079528ff3775bd5
MD5 80da18b7dc57dce590fbc99cb4c7d72f
SHA1 14d0e76004fc31c458449840bb6001dad4e95cec
SHA512 412f5b55b500cd53def26da399a904788a425257399bd6edbd512a5540261b5e654f1dccd0d53e0f80a0e82ade9b66fc8859c0c2979eb619b4575eca9da80776
MD5 SHA1 SHA512

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memory/2868-130-0x0000000000200000-0x000000000029A000-memory.dmp

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memory/2868-131-0x0000000005A50000-0x0000000005FF4000-memory.dmp

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memory/2868-132-0x0000000005540000-0x00000000055D2000-memory.dmp

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memory/2868-133-0x0000000005530000-0x000000000553A000-memory.dmp

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memory/4036-144-0x0000000000710000-0x00000000007AA000-memory.dmp

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memory/4328-139-0x00000000057D0000-0x000000000586C000-memory.dmp

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memory/4328-140-0x0000000006430000-0x0000000006496000-memory.dmp

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memory/4328-141-0x0000000006AF0000-0x0000000006B40000-memory.dmp

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memory/4328-135-0x0000000000400000-0x000000000043A000-memory.dmp

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