agenttesla | 45fde804068d4fdd834fbabc35029ee0d8e427b7e5e32b4fd62cd17fee36b8de

General

Target

Updated Invoice{swift..exe
Size

8KB
MD5

f493f20d27aa4269b09b0a3881ecaac0
SHA1

bfbc64ee6a0fe1d0e6a2701292a11bb8e9110d27
SHA256

45fde804068d4fdd834fbabc35029ee0d8e427b7e5e32b4fd62cd17fee36b8de
SHA512

bf8e67d017a78a53640745678b63e90ee7c8f1770deece440c599abb0e85c104e6ef395e61ddcd425602ef2b4b1fdd05c2ee752f76fc4a392d67c9e3b3e1904d

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1494338746:AAEtAlBQtiLQKz5ru-Jz1x8MkG_cpW_bGh4/sendDocument

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2012-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2012-12-0x000000000043775E-mapping.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

Updated Invoice{swift..exe

description pid process target process

PID 508 set thread context of 2012 508 Updated Invoice{swift..exe Updated Invoice{swift..exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Updated Invoice{swift..exe

pid process

2012 Updated Invoice{swift..exe
2012 Updated Invoice{swift..exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Updated Invoice{swift..exeUpdated Invoice{swift..exe

description pid process

Token: SeDebugPrivilege 508 Updated Invoice{swift..exe
Token: SeDebugPrivilege 2012 Updated Invoice{swift..exe

description	pid	process	target process
PID 508 set thread context of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe

pid	process
2012	Updated Invoice{swift..exe
2012	Updated Invoice{swift..exe

description	pid	process
Token: SeDebugPrivilege	508	Updated Invoice{swift..exe
Token: SeDebugPrivilege	2012	Updated Invoice{swift..exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Updated Invoice{swift..exe

description	pid	process	target process
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 508 wrote to memory of 2012	508	Updated Invoice{swift..exe	Updated Invoice{swift..exe

C:\Users\Admin\AppData\Local\Temp\Updated Invoice{swift..exe
"C:\Users\Admin\AppData\Local\Temp\Updated Invoice{swift..exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:508

C:\Users\Admin\AppData\Local\Temp\Updated Invoice{swift..exe
"C:\Users\Admin\AppData\Local\Temp\Updated Invoice{swift..exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2012

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Updated Invoice{swift..exe.log
MD5
bc181569bfb12333eadc1b311b8ef6a8

SHA1
484f86149c2097035e15c64ccdde228dc6327ccd

SHA256
8181aed2cbe92d7abcce9baa6008d0265a6b0279e4cfa99c00da1a3558173587

SHA512
aa3f436cc27bc720dc7aac09023c97f8bb26dd0b9975d13fd54e58907839a9420d60feaaf067490354bab72be54a9cf0c4faa92bf34c05f6ca537e1b66f4a45f

Download Submit
memory/508-3-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/508-5-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/508-6-0x0000000004E60000-0x0000000004E61000-memory.dmp

Filesize
4KB

Download
memory/508-7-0x0000000005530000-0x0000000005571000-memory.dmp

Filesize
260KB

Download
memory/508-8-0x0000000005EF0000-0x0000000005EF1000-memory.dmp

Filesize
4KB

Download
memory/508-9-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/508-10-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/508-2-0x0000000073520000-0x0000000073C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2012-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2012-12-0x000000000043775E-mapping.dmp

Download
memory/2012-14-0x0000000073520000-0x0000000073C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2012-19-0x0000000005760000-0x0000000005761000-memory.dmp

Filesize
4KB

Download
memory/2012-20-0x0000000005700000-0x0000000005701000-memory.dmp

Filesize
4KB

Download
memory/2012-21-0x0000000006210000-0x0000000006211000-memory.dmp

Filesize
4KB

Download
memory/2012-24-0x0000000005761000-0x0000000005762000-memory.dmp

Filesize
4KB

Download

Analysis

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