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 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1400-8-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1400-9-0x000000000043775E-mapping.dmp	family_agenttesla
behavioral1/memory/1400-12-0x0000000000400000-0x000000000043C000-memory.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 324 set thread context of 1400 324 Updated Invoice{swift..exe Updated Invoice{swift..exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

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

pid process

324 Updated Invoice{swift..exe
324 Updated Invoice{swift..exe
1400 Updated Invoice{swift..exe
1400 Updated Invoice{swift..exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

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

description pid process

Token: SeDebugPrivilege 324 Updated Invoice{swift..exe
Token: SeDebugPrivilege 1400 Updated Invoice{swift..exe

description	pid	process	target process
PID 324 set thread context of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe

pid	process
324	Updated Invoice{swift..exe
324	Updated Invoice{swift..exe
1400	Updated Invoice{swift..exe
1400	Updated Invoice{swift..exe

description	pid	process
Token: SeDebugPrivilege	324	Updated Invoice{swift..exe
Token: SeDebugPrivilege	1400	Updated Invoice{swift..exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

Updated Invoice{swift..exe

description	pid	process	target process
PID 324 wrote to memory of 608	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 608	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 608	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 608	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 608	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 608	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 608	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	Updated Invoice{swift..exe	Updated Invoice{swift..exe
PID 324 wrote to memory of 1400	324	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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:324

C:\Users\Admin\AppData\Local\Temp\Updated Invoice{swift..exe
"C:\Users\Admin\AppData\Local\Temp\Updated Invoice{swift..exe"
2⤵
PID:608

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:1400

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

memory/324-2-0x00000000766C1000-0x00000000766C3000-memory.dmp

Filesize
8KB

Download
memory/324-3-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/324-4-0x0000000000F40000-0x0000000000F41000-memory.dmp

Filesize
4KB

Download
memory/324-6-0x0000000004C00000-0x0000000004C01000-memory.dmp

Filesize
4KB

Download
memory/324-7-0x0000000004CA0000-0x0000000004CE1000-memory.dmp

Filesize
260KB

Download
memory/1400-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1400-9-0x000000000043775E-mapping.dmp

Download
memory/1400-11-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1400-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1400-14-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

Download
memory/1400-15-0x0000000004BB1000-0x0000000004BB2000-memory.dmp

Filesize
4KB

Download

Analysis

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