agenttesla | 83d7f0bdaaed88575f5da5ba200812740e2485a89296ff0ca62d361af64e0828

General

Target

Scan docs. pdf...................exe
Size

395KB
MD5

1be69ae48470bc61f9d9a3dadac1332b
SHA1

70fd3849d42ea40e4df52a4f388abfd099d8d892
SHA256

43503c2141f4ee3c30d73dc4cec26f079074c25cd4487ce9de32b9f36c73a871
SHA512

5d9bb581ec611702edf57317877cc15d60a9b096309b7a10b8bc1ff8c057d0dc7519b63b00e24253062ec6d16047c8220485f886a653dea97933dda47cd38c2e

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.nicedoc.biz
Port:
587
Username:
[email protected]
Password:
simple2626

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
behavioral2/memory/2680-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2680-128-0x00000000004375EE-mapping.dmp	family_agenttesla
behavioral2/memory/2680-134-0x0000000005850000-0x0000000005D4E000-memory.dmp	family_agenttesla

Suspicious use of SetThreadContext 1 IoCs

Processes:

Scan docs. pdf...................exe

description pid process target process

PID 2500 set thread context of 2680 2500 Scan docs. pdf...................exe Scan docs. pdf...................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

1428 schtasks.exe

description	pid	process	target process
PID 2500 set thread context of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe

pid	process
1428	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

Scan docs. pdf...................exeScan docs. pdf...................exe

pid	process
2500	Scan docs. pdf...................exe
2500	Scan docs. pdf...................exe
2500	Scan docs. pdf...................exe
2500	Scan docs. pdf...................exe
2500	Scan docs. pdf...................exe
2500	Scan docs. pdf...................exe
2500	Scan docs. pdf...................exe
2680	Scan docs. pdf...................exe
2680	Scan docs. pdf...................exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Scan docs. pdf...................exeScan docs. pdf...................exe

description pid process

Token: SeDebugPrivilege 2500 Scan docs. pdf...................exe
Token: SeDebugPrivilege 2680 Scan docs. pdf...................exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Scan docs. pdf...................exe

pid process

2500 Scan docs. pdf...................exe
2500 Scan docs. pdf...................exe

description	pid	process
Token: SeDebugPrivilege	2500	Scan docs. pdf...................exe
Token: SeDebugPrivilege	2680	Scan docs. pdf...................exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Scan docs. pdf...................exe

description	pid	process	target process
PID 2500 wrote to memory of 1428	2500	Scan docs. pdf...................exe	schtasks.exe
PID 2500 wrote to memory of 1428	2500	Scan docs. pdf...................exe	schtasks.exe
PID 2500 wrote to memory of 1428	2500	Scan docs. pdf...................exe	schtasks.exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe
PID 2500 wrote to memory of 2680	2500	Scan docs. pdf...................exe	Scan docs. pdf...................exe

C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe
"C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2500

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OmIpirzuSc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp91F.tmp"
2⤵
- Creates scheduled task(s)
PID:1428

C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe
"C:\Users\Admin\AppData\Local\Temp\Scan docs. pdf...................exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2680

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Scan docs. pdf...................exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
memory/1428-126-0x0000000000000000-mapping.dmp

Download
memory/2500-124-0x0000000009750000-0x0000000009751000-memory.dmp

Filesize
4KB

Download
memory/2500-125-0x00000000097F0000-0x0000000009848000-memory.dmp

Filesize
352KB

Download
memory/2500-120-0x0000000005390000-0x0000000005391000-memory.dmp

Filesize
4KB

Download
memory/2500-121-0x00000000053B1000-0x00000000053B2000-memory.dmp

Filesize
4KB

Download
memory/2500-122-0x00000000053B2000-0x00000000053B3000-memory.dmp

Filesize
4KB

Download
memory/2500-123-0x0000000009690000-0x0000000009698000-memory.dmp

Filesize
32KB

Download
memory/2500-115-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

Filesize
4KB

Download
memory/2500-119-0x00000000053B0000-0x00000000053B1000-memory.dmp

Filesize
4KB

Download
memory/2500-118-0x00000000053F0000-0x00000000053F1000-memory.dmp

Filesize
4KB

Download
memory/2500-117-0x00000000058F0000-0x00000000058F1000-memory.dmp

Filesize
4KB

Download
memory/2680-128-0x00000000004375EE-mapping.dmp

Download
memory/2680-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2680-134-0x0000000005850000-0x0000000005D4E000-memory.dmp

Filesize
5.0MB

Download
memory/2680-135-0x0000000005980000-0x0000000005981000-memory.dmp

Filesize
4KB

Download
memory/2680-136-0x0000000006250000-0x0000000006251000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads