agenttesla | 7c8aaa88dd30f1b0301e3aaf0da58cdea2dfa56c0eb3b35b68123ecdefdf59e9

Analysis

max time kernel
124s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2023, 15:03

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General

Target

43fbcbf4110bc9751de6c81fa49a57dd.exe
Size

488KB
MD5

43fbcbf4110bc9751de6c81fa49a57dd
SHA1

cdab5b854f12d181d1ce8f577b1ff9eb42f647eb
SHA256

4e2394dec0a47e2cfc48184dcff6f11a5ffb7f50bba2fa4b52427f94165087ca
SHA512

4bae9f3c33c4c439516e7b1bc1aed2e4612fa832c5abeac60e3d68f36934bb0eb65a905fa4e676556a6f348fc90e75507b16159b42dba24e20df274aaaacd8e4
SSDEEP

12288:0FojKAFFBf1Qrce4sDoPWRJ29arvP2VtO5K:01awEe722vPgt2K

Score

10^/10

agenttesla zgrat collection keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mpr4u.my
Port:
587
Username:
[email protected]
Password:
mpr.kisb123456
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral22/memory/4060-9-0x00000000066A0000-0x0000000006712000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	43fbcbf4110bc9751de6c81fa49a57dd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	43fbcbf4110bc9751de6c81fa49a57dd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	43fbcbf4110bc9751de6c81fa49a57dd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4060 set thread context of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4060	43fbcbf4110bc9751de6c81fa49a57dd.exe
4060	43fbcbf4110bc9751de6c81fa49a57dd.exe
4060	43fbcbf4110bc9751de6c81fa49a57dd.exe
4060	43fbcbf4110bc9751de6c81fa49a57dd.exe
220	43fbcbf4110bc9751de6c81fa49a57dd.exe
220	43fbcbf4110bc9751de6c81fa49a57dd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe
Token: SeDebugPrivilege	220	43fbcbf4110bc9751de6c81fa49a57dd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
220	43fbcbf4110bc9751de6c81fa49a57dd.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4060 wrote to memory of 744	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	103
PID 4060 wrote to memory of 744	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	103
PID 4060 wrote to memory of 744	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	103
PID 4060 wrote to memory of 4720	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	104
PID 4060 wrote to memory of 4720	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	104
PID 4060 wrote to memory of 4720	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	104
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105
PID 4060 wrote to memory of 220	4060	43fbcbf4110bc9751de6c81fa49a57dd.exe	105

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	43fbcbf4110bc9751de6c81fa49a57dd.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	43fbcbf4110bc9751de6c81fa49a57dd.exe

C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe
"C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4060
- C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe
  "C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe"
  2⤵
  PID:744
- C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe
  "C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe"
  2⤵
  PID:4720
- C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe
  "C:\Users\Admin\AppData\Local\Temp\43fbcbf4110bc9751de6c81fa49a57dd.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\43fbcbf4110bc9751de6c81fa49a57dd.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/220-12-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/220-22-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download
memory/220-21-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/220-20-0x0000000006C80000-0x0000000006CD0000-memory.dmp

Filesize
320KB

Download
memory/220-19-0x00000000063F0000-0x0000000006456000-memory.dmp

Filesize
408KB

Download
memory/220-18-0x0000000006340000-0x0000000006358000-memory.dmp

Filesize
96KB

Download
memory/220-17-0x0000000005650000-0x0000000005660000-memory.dmp

Filesize
64KB

Download
memory/220-15-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4060-10-0x00000000067B0000-0x000000000684C000-memory.dmp

Filesize
624KB

Download
memory/4060-1-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4060-11-0x0000000006340000-0x000000000637A000-memory.dmp

Filesize
232KB

Download
memory/4060-9-0x00000000066A0000-0x0000000006712000-memory.dmp

Filesize
456KB

Download
memory/4060-8-0x0000000005060000-0x0000000005070000-memory.dmp

Filesize
64KB

Download
memory/4060-7-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4060-16-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4060-6-0x0000000005050000-0x000000000505E000-memory.dmp

Filesize
56KB

Download
memory/4060-5-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

Filesize
40KB

Download
memory/4060-4-0x0000000005060000-0x0000000005070000-memory.dmp

Filesize
64KB

Download
memory/4060-3-0x0000000004E70000-0x0000000004F02000-memory.dmp

Filesize
584KB

Download
memory/4060-2-0x0000000005380000-0x0000000005924000-memory.dmp

Filesize
5.6MB

Download
memory/4060-0-0x0000000000380000-0x00000000003FA000-memory.dmp

Filesize
488KB

Download