agenttesla | 51f1bfb6ed3bbe66a7ff358fcacfc17c2eed1929362de920df5722dac8c37034

General

Target

ac0d9674754fc5766916e506a37b3624230c18392746e09a15127d03e18a6bbf.exe
Size

336KB
MD5

b3a70bb7686cc6a581fc92f3abd0aed8
SHA1

9ddcc16aadc746d7c41b8ab48d00f3d93a0ec84a
SHA256

ac0d9674754fc5766916e506a37b3624230c18392746e09a15127d03e18a6bbf
SHA512

342049f7d3a6bf0aef73799e8ccedac266bad9a02c6e3dd1af790997a346a3317a7d7d978aa0f49352a0c0a417f468556679f0f5a360102467c0d0aef790fc5e
SSDEEP

6144:PYa66CKc5be3XlSL83V1Zxg9EEYMq0dMuHujtAliFNLJMy3hlyH+UvzH4vBM:PYkO5+XlSwF1ZqeVMAjtAyAy3aeUvzHB

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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
5040	xjaig.exe
4460	xjaig.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-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	xjaig.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	xjaig.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	xjaig.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5040 set thread context of 4460	5040	xjaig.exe	82

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4460	xjaig.exe
4460	xjaig.exe
4460	xjaig.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5040	xjaig.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4460	xjaig.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 5040	5072	ac0d9674754fc5766916e506a37b3624230c18392746e09a15127d03e18a6bbf.exe	79
PID 5072 wrote to memory of 5040	5072	ac0d9674754fc5766916e506a37b3624230c18392746e09a15127d03e18a6bbf.exe	79
PID 5072 wrote to memory of 5040	5072	ac0d9674754fc5766916e506a37b3624230c18392746e09a15127d03e18a6bbf.exe	79
PID 5040 wrote to memory of 4460	5040	xjaig.exe	82
PID 5040 wrote to memory of 4460	5040	xjaig.exe	82
PID 5040 wrote to memory of 4460	5040	xjaig.exe	82
PID 5040 wrote to memory of 4460	5040	xjaig.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	xjaig.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	xjaig.exe

C:\Users\Admin\AppData\Local\Temp\ac0d9674754fc5766916e506a37b3624230c18392746e09a15127d03e18a6bbf.exe
"C:\Users\Admin\AppData\Local\Temp\ac0d9674754fc5766916e506a37b3624230c18392746e09a15127d03e18a6bbf.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Users\Admin\AppData\Local\Temp\xjaig.exe
  "C:\Users\Admin\AppData\Local\Temp\xjaig.exe" C:\Users\Admin\AppData\Local\Temp\sflos.cda
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:5040
- - C:\Users\Admin\AppData\Local\Temp\xjaig.exe
    "C:\Users\Admin\AppData\Local\Temp\xjaig.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:4460

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\sflos.cda

Filesize
5KB

MD5
18e80c4910bf383afc9e7d266f4c19e0

SHA1
ac234e10c3fb0a2d2bc91d2546f2af7e03735df6

SHA256
d5f8f27355437e5fcba9833b838f637210e35b9fe4bb84c926a1b0067f39b83d

SHA512
af70ddbe936d262b7a8d4156ace599efca2982b3c2ae2f70bf6b20257a976925d6228230881b2c0ac628bd76812548cdc80aa99dcca299cd26ed65f66bd542c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\vsoyj.i

Filesize
315KB

MD5
7e9730693d8175d7e2cf382d8629dd6e

SHA1
d18ee82ce44a657ec7d342fa0f40de6f7e882972

SHA256
e6bf895a40b7f05d1c23c914051ee3df2c8b42a6e5b1178af95456bdb208615d

SHA512
d5e5239ba9dbcacddc84c1ab6468e9d3b199523a56abe5491dad5be6ef6be42ef70e2e7ef2d8b9c169ce4ab0bae419a7eb3fdf6f6d6caf2da283877d030e1ce7

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

Filesize
83KB

MD5
feeb0f177bde69141c29081fec09d7a2

SHA1
889f9b841e5855a81934d3df77fd8fac1c9fc770

SHA256
0e0a6d5ab6f07550a970d6a8ad685fb568aa73edcc26c523553ebbfd2529f0af

SHA512
31b0d96040a2f83f32c7b73b8c811bcce4d423b08ede7fea56fa102005c8a0568a0fe5f0c5e02fdce312f18c6b21729e873c64d2005880929512dbaf288345d8

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

Filesize
83KB

MD5
feeb0f177bde69141c29081fec09d7a2

SHA1
889f9b841e5855a81934d3df77fd8fac1c9fc770

SHA256
0e0a6d5ab6f07550a970d6a8ad685fb568aa73edcc26c523553ebbfd2529f0af

SHA512
31b0d96040a2f83f32c7b73b8c811bcce4d423b08ede7fea56fa102005c8a0568a0fe5f0c5e02fdce312f18c6b21729e873c64d2005880929512dbaf288345d8

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

Filesize
83KB

MD5
feeb0f177bde69141c29081fec09d7a2

SHA1
889f9b841e5855a81934d3df77fd8fac1c9fc770

SHA256
0e0a6d5ab6f07550a970d6a8ad685fb568aa73edcc26c523553ebbfd2529f0af

SHA512
31b0d96040a2f83f32c7b73b8c811bcce4d423b08ede7fea56fa102005c8a0568a0fe5f0c5e02fdce312f18c6b21729e873c64d2005880929512dbaf288345d8

Download Submit
memory/4460-148-0x00000000049A0000-0x00000000049B0000-memory.dmp

Filesize
64KB

Download
memory/4460-152-0x00000000059A0000-0x0000000005A06000-memory.dmp

Filesize
408KB

Download
memory/4460-144-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4460-146-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4460-147-0x00000000049B0000-0x0000000004F54000-memory.dmp

Filesize
5.6MB

Download
memory/4460-141-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4460-149-0x00000000049A0000-0x00000000049B0000-memory.dmp

Filesize
64KB

Download
memory/4460-150-0x00000000049A0000-0x00000000049B0000-memory.dmp

Filesize
64KB

Download
memory/4460-151-0x0000000004FD0000-0x000000000506C000-memory.dmp

Filesize
624KB

Download
memory/4460-143-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4460-153-0x0000000005B60000-0x0000000005BB0000-memory.dmp

Filesize
320KB

Download
memory/4460-154-0x0000000005D20000-0x0000000005DB2000-memory.dmp

Filesize
584KB

Download
memory/4460-155-0x0000000005E60000-0x0000000005E6A000-memory.dmp

Filesize
40KB

Download
memory/4460-157-0x00000000049A0000-0x00000000049B0000-memory.dmp

Filesize
64KB

Download
memory/4460-158-0x00000000049A0000-0x00000000049B0000-memory.dmp

Filesize
64KB

Download
memory/4460-159-0x00000000049A0000-0x00000000049B0000-memory.dmp

Filesize
64KB

Download
memory/4460-160-0x00000000049A0000-0x00000000049B0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing