agenttesla | c81e2f0203afa0e7ae9f21ac44dd1f802ca9ab7ccb6e1b1a8bca306cf98f78c0

General

Target

swift copy.exe
Size

719KB
MD5

e81c9c4f4938a3776316f8f53f496fcb
SHA1

b2812675de55190e6d4cec7f7793220f85125d8c
SHA256

c81e2f0203afa0e7ae9f21ac44dd1f802ca9ab7ccb6e1b1a8bca306cf98f78c0
SHA512

5245d82aaa8b7d60bcacbe5085c801b7d302813998279678dcc6456d2f773077b0f40ea9a0d4c0cae0bf1abf8e6f2d121294babf196c081da5a9dc276b3f447f

Score

10^/10

agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan

Malware Config

Signatures

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

CoreEntity .NET Packer 1 IoCs

A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

coreentity

Processes:

resource	yara_rule
behavioral1/memory/1744-4-0x0000000000350000-0x0000000000353000-memory.dmp	coreentity

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1504-8-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1504-9-0x000000000044C8AE-mapping.dmp	family_agenttesla
behavioral1/memory/1504-11-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1504-10-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

rezer0 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/1744-5-0x0000000007280000-0x00000000072D3000-memory.dmp	rezer0

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

swift copy.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\XwLoKCp = "C:\\Users\\Admin\\AppData\\Roaming\\XwLoKCp\\XwLoKCp.exe"	swift copy.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

swift copy.exe

description pid process target process

PID 1744 set thread context of 1504 1744 swift copy.exe swift copy.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

1668 schtasks.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

swift copy.exeswift copy.exe

pid process

1744 swift copy.exe
1744 swift copy.exe
1744 swift copy.exe
1744 swift copy.exe
1744 swift copy.exe
1504 swift copy.exe
1504 swift copy.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

swift copy.exeswift copy.exe

description pid process

Token: SeDebugPrivilege 1744 swift copy.exe
Token: SeDebugPrivilege 1504 swift copy.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

swift copy.exe

pid process

1504 swift copy.exe

description	pid	process	target process
PID 1744 set thread context of 1504	1744	swift copy.exe	swift copy.exe

pid	process
1668	schtasks.exe

pid	process
1744	swift copy.exe
1744	swift copy.exe
1744	swift copy.exe
1744	swift copy.exe
1744	swift copy.exe
1504	swift copy.exe
1504	swift copy.exe

description	pid	process
Token: SeDebugPrivilege	1744	swift copy.exe
Token: SeDebugPrivilege	1504	swift copy.exe

pid	process
1504	swift copy.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

swift copy.exeswift copy.exe

description	pid	process	target process
PID 1744 wrote to memory of 1668	1744	swift copy.exe	schtasks.exe
PID 1744 wrote to memory of 1668	1744	swift copy.exe	schtasks.exe
PID 1744 wrote to memory of 1668	1744	swift copy.exe	schtasks.exe
PID 1744 wrote to memory of 1668	1744	swift copy.exe	schtasks.exe
PID 1744 wrote to memory of 592	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 592	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 592	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 592	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1744 wrote to memory of 1504	1744	swift copy.exe	swift copy.exe
PID 1504 wrote to memory of 1064	1504	swift copy.exe	netsh.exe
PID 1504 wrote to memory of 1064	1504	swift copy.exe	netsh.exe
PID 1504 wrote to memory of 1064	1504	swift copy.exe	netsh.exe
PID 1504 wrote to memory of 1064	1504	swift copy.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\swift copy.exe
"C:\Users\Admin\AppData\Local\Temp\swift copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ElHafTBYIsjwrC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp17B5.tmp"
2⤵
- Creates scheduled task(s)
PID:1668

C:\Users\Admin\AppData\Local\Temp\swift copy.exe
"{path}"
2⤵
PID:592

C:\Users\Admin\AppData\Local\Temp\swift copy.exe
"{path}"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1064

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp17B5.tmp
MD5
dd44888b2b69499f0768fd5e2bfbc4f6

SHA1
df227c84a657265145538b609a986a76d4432052

SHA256
08764100fb84daee33711b5d72ec4f7b662f0887dc66c6d0784d21e553ad18a2

SHA512
68ec05902244c5f2b4e114344ea45df324d1458629f361dc858120f55523f5b7e0d00a997826739a584270469eba0dd78d0975929ea981bf61017b172f201d41

Download Submit
memory/1064-15-0x0000000000000000-mapping.dmp

Download
memory/1504-11-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1504-8-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1504-9-0x000000000044C8AE-mapping.dmp

Download
memory/1504-10-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1504-12-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1668-6-0x0000000000000000-mapping.dmp

Download
memory/1744-4-0x0000000000350000-0x0000000000353000-memory.dmp

Filesize
12KB

Download
memory/1744-5-0x0000000007280000-0x00000000072D3000-memory.dmp

Filesize
332KB

Download
memory/1744-3-0x0000000000750000-0x00000000007AC000-memory.dmp

Filesize
368KB

Download
memory/1744-0-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1744-1-0x0000000000C90000-0x0000000000C91000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads