agenttesla | 31c4050dc647c5bd89feca0aa84d283add7e27e5a3f64866096aebca7b4f862d

General

Target

AWB NO. 1456977583.exe
Size

944KB
MD5

67ebc475e9308c4813ba1d3f5a447ab1
SHA1

3cfb41dcb765b37dfa1dfb887fd4577db2d5f037
SHA256

31c4050dc647c5bd89feca0aa84d283add7e27e5a3f64866096aebca7b4f862d
SHA512

48146b6d84d4ea976c2fec7d9d5c492df9b80ae81cffe7e9f3d6bd6de7b9a336d26350c03c8ec8a0533ec3fb118cc28ac3d2df5a9d1593080c9d1d05f9cb842c
SSDEEP

24576:vp1LYGDkjwJsoGlWL+1zzELVYQOpRVeBlni/mW8aSn43:vp5Y5UsoGl++JELVYfpRAB1S8b

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6191932863:AAEw6WZfMHSbIiilSKsmAnJOgaZwvnoMVh8/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 1456977583.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 1456977583.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 1456977583.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
88	api.ipify.org
89	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2472 set thread context of 4380	2472	AWB NO. 1456977583.exe	92

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2472	AWB NO. 1456977583.exe
2472	AWB NO. 1456977583.exe
2472	AWB NO. 1456977583.exe
2472	AWB NO. 1456977583.exe
2472	AWB NO. 1456977583.exe
2472	AWB NO. 1456977583.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2472	AWB NO. 1456977583.exe
Token: SeDebugPrivilege	4380	AWB NO. 1456977583.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 1832	2472	AWB NO. 1456977583.exe	91
PID 2472 wrote to memory of 1832	2472	AWB NO. 1456977583.exe	91
PID 2472 wrote to memory of 1832	2472	AWB NO. 1456977583.exe	91
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92
PID 2472 wrote to memory of 4380	2472	AWB NO. 1456977583.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 1456977583.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 1456977583.exe

C:\Users\Admin\AppData\Local\Temp\AWB NO. 1456977583.exe
"C:\Users\Admin\AppData\Local\Temp\AWB NO. 1456977583.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Users\Admin\AppData\Local\Temp\AWB NO. 1456977583.exe
  "C:\Users\Admin\AppData\Local\Temp\AWB NO. 1456977583.exe"
  2⤵
  PID:1832
- C:\Users\Admin\AppData\Local\Temp\AWB NO. 1456977583.exe
  "C:\Users\Admin\AppData\Local\Temp\AWB NO. 1456977583.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4380

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AWB NO. 1456977583.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2472-132-0x0000000000030000-0x0000000000122000-memory.dmp

Filesize
968KB

Download
memory/2472-133-0x0000000005140000-0x00000000056E4000-memory.dmp

Filesize
5.6MB

Download
memory/2472-134-0x0000000004AC0000-0x0000000004B52000-memory.dmp

Filesize
584KB

Download
memory/2472-135-0x0000000004AB0000-0x0000000004ABA000-memory.dmp

Filesize
40KB

Download
memory/2472-136-0x0000000007500000-0x000000000759C000-memory.dmp

Filesize
624KB

Download
memory/4380-139-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4380-141-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/4380-142-0x0000000006F40000-0x0000000006F90000-memory.dmp

Filesize
320KB

Download
memory/4380-143-0x0000000007160000-0x0000000007322000-memory.dmp

Filesize
1.8MB

Download

Analysis

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