agenttesla | ce45f8e14c6ad2c325d7b4037dbcdc5f3308a9e9aec290ed9b91809054a4a4b8

General

Target

RFQ.exe
Size

519KB
MD5

59addf908576fc93f44a53596bfd79b6
SHA1

b62ffb71adbe02aa75fec583d3b9e68f16b6acfa
SHA256

ce45f8e14c6ad2c325d7b4037dbcdc5f3308a9e9aec290ed9b91809054a4a4b8
SHA512

8d97a7abade54313e896f6725fe2aa76fb2bec30ccf4d1bceed218cd8fe711bc5b53627bd4a080380f97e198f16fd466e6ef1a8d50cc2942cbe18252400fccbc

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1430995407:AAHXagqOb3lOiloF-tdsg1GOLPStlDuzDNw/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/4080-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4080-16-0x000000000043765E-mapping.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ.exe

description pid process target process

PID 860 set thread context of 4080 860 RFQ.exe RFQ.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1432 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RFQ.exe

pid process

4080 RFQ.exe
4080 RFQ.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ.exeRFQ.exe

description pid process

Token: SeDebugPrivilege 860 RFQ.exe
Token: SeDebugPrivilege 4080 RFQ.exe

description	pid	process	target process
PID 860 set thread context of 4080	860	RFQ.exe	RFQ.exe

pid	process
1432	schtasks.exe

pid	process
4080	RFQ.exe
4080	RFQ.exe

description	pid	process
Token: SeDebugPrivilege	860	RFQ.exe
Token: SeDebugPrivilege	4080	RFQ.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

RFQ.exe

description	pid	process	target process
PID 860 wrote to memory of 1432	860	RFQ.exe	schtasks.exe
PID 860 wrote to memory of 1432	860	RFQ.exe	schtasks.exe
PID 860 wrote to memory of 1432	860	RFQ.exe	schtasks.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe
PID 860 wrote to memory of 4080	860	RFQ.exe	RFQ.exe

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:860

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nWlomDVuvkU" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF0AA.tmp"
2⤵
- Creates scheduled task(s)
PID:1432

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4080

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RFQ.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF0AA.tmp
MD5
d2aee1103ce6c6b02512b22a3e755d7e

SHA1
da330cb8b0bdf91bd7bd84212b37cb1fc7ece106

SHA256
b3288c2a253ec3f91d19bc12b97491a10614c1bf7583da3a8ecba92b384b5884

SHA512
2cd3d86fc8107b7b38e3a43c4a3ef34590f9f2072f5585628237763dd942411a30d3c1af4f81c28b887045a366209c9847c72bc3393738ecf114243d1cfce544

Download Submit
memory/860-11-0x0000000005B30000-0x0000000005B33000-memory.dmp

Filesize
12KB

Download
memory/860-5-0x00000000055A0000-0x00000000055A1000-memory.dmp

Filesize
4KB

Download
memory/860-7-0x00000000056E0000-0x00000000056E1000-memory.dmp

Filesize
4KB

Download
memory/860-8-0x0000000005880000-0x0000000005881000-memory.dmp

Filesize
4KB

Download
memory/860-9-0x0000000005650000-0x0000000005651000-memory.dmp

Filesize
4KB

Download
memory/860-10-0x00000000058F0000-0x00000000058F1000-memory.dmp

Filesize
4KB

Download
memory/860-2-0x0000000074070000-0x000000007475E000-memory.dmp

Filesize
6.9MB

Download
memory/860-12-0x00000000073F0000-0x000000000744C000-memory.dmp

Filesize
368KB

Download
memory/860-3-0x0000000000D10000-0x0000000000D11000-memory.dmp

Filesize
4KB

Download
memory/860-6-0x0000000005B40000-0x0000000005B41000-memory.dmp

Filesize
4KB

Download
memory/1432-13-0x0000000000000000-mapping.dmp

Download
memory/4080-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4080-16-0x000000000043765E-mapping.dmp

Download
memory/4080-18-0x0000000074070000-0x000000007475E000-memory.dmp

Filesize
6.9MB

Download
memory/4080-23-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

Filesize
4KB

Download
memory/4080-24-0x00000000051D0000-0x00000000051D1000-memory.dmp

Filesize
4KB

Download
memory/4080-25-0x0000000005A70000-0x0000000005A71000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads