agenttesla | ab834b3752f0d79eeaebd83c82f5c0b89e293e2fd7d9043fd04f978b34252583

General

Target

508a4d00f39e78bd22373c949d7f335f.exe
Size

1.4MB
MD5

508a4d00f39e78bd22373c949d7f335f
SHA1

78763da01d140f7dce6d513073fe59057a73e8f0
SHA256

ab834b3752f0d79eeaebd83c82f5c0b89e293e2fd7d9043fd04f978b34252583
SHA512

047a8e4c439bad1ec221439eb6880e55b35bb1bb3c89b75047c9aa7b4ca69a91ac6b8e19842544f2a98688dc128987c0d760d33f59fb17fef8e40d4f7e6579d6

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
llc@toolscjcurrentlogs.xyz
Password:
JwCWX54321@

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/1424-127-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1424-128-0x000000000043762E-mapping.dmp	family_agenttesla

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

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 stealer

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 stealer

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:

508a4d00f39e78bd22373c949d7f335f.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\CmIRvEM = "C:\\Users\\Admin\\AppData\\Roaming\\CmIRvEM\\CmIRvEM.exe"	508a4d00f39e78bd22373c949d7f335f.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

508a4d00f39e78bd22373c949d7f335f.exe

description pid process target process

PID 672 set thread context of 1424 672 508a4d00f39e78bd22373c949d7f335f.exe 508a4d00f39e78bd22373c949d7f335f.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

3044 schtasks.exe

description	pid	process	target process
PID 672 set thread context of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe

pid	process
3044	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

508a4d00f39e78bd22373c949d7f335f.exe508a4d00f39e78bd22373c949d7f335f.exe

pid	process
672	508a4d00f39e78bd22373c949d7f335f.exe
672	508a4d00f39e78bd22373c949d7f335f.exe
1424	508a4d00f39e78bd22373c949d7f335f.exe
1424	508a4d00f39e78bd22373c949d7f335f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

508a4d00f39e78bd22373c949d7f335f.exe508a4d00f39e78bd22373c949d7f335f.exe

description pid process

Token: SeDebugPrivilege 672 508a4d00f39e78bd22373c949d7f335f.exe
Token: SeDebugPrivilege 1424 508a4d00f39e78bd22373c949d7f335f.exe

description	pid	process
Token: SeDebugPrivilege	672	508a4d00f39e78bd22373c949d7f335f.exe
Token: SeDebugPrivilege	1424	508a4d00f39e78bd22373c949d7f335f.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

508a4d00f39e78bd22373c949d7f335f.exe

description	pid	process	target process
PID 672 wrote to memory of 3044	672	508a4d00f39e78bd22373c949d7f335f.exe	schtasks.exe
PID 672 wrote to memory of 3044	672	508a4d00f39e78bd22373c949d7f335f.exe	schtasks.exe
PID 672 wrote to memory of 3044	672	508a4d00f39e78bd22373c949d7f335f.exe	schtasks.exe
PID 672 wrote to memory of 1600	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1600	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1600	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe
PID 672 wrote to memory of 1424	672	508a4d00f39e78bd22373c949d7f335f.exe	508a4d00f39e78bd22373c949d7f335f.exe

C:\Users\Admin\AppData\Local\Temp\508a4d00f39e78bd22373c949d7f335f.exe
"C:\Users\Admin\AppData\Local\Temp\508a4d00f39e78bd22373c949d7f335f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:672

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yJgzHCoOlR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3D19.tmp"
2⤵
- Creates scheduled task(s)
PID:3044

C:\Users\Admin\AppData\Local\Temp\508a4d00f39e78bd22373c949d7f335f.exe
"C:\Users\Admin\AppData\Local\Temp\508a4d00f39e78bd22373c949d7f335f.exe"
2⤵
PID:1600

C:\Users\Admin\AppData\Local\Temp\508a4d00f39e78bd22373c949d7f335f.exe
"C:\Users\Admin\AppData\Local\Temp\508a4d00f39e78bd22373c949d7f335f.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1424

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\Microsoft\CLR_v4.0_32\UsageLogs\508a4d00f39e78bd22373c949d7f335f.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3D19.tmp
MD5
28ef50828e319a979e2af289f278d3c4

SHA1
d2b4389da009904082f138ae3a05b14931658bbe

SHA256
39dcececc4e70b35c877a58189e4198abb8d9ff9c5f40dd1cd3450a37550c024

SHA512
9daff8659954aeefe95c2d56c6f1a002fec87debbd2166ed8835aa429d25a8f452b6b0f6324ea597154db75f58d77cfd5e1c8f89222866bc1f4b580146ec92a6

Download Submit
memory/672-123-0x00000000077A0000-0x000000000781E000-memory.dmp

Filesize
504KB

Download
memory/672-124-0x0000000009D20000-0x0000000009D6F000-memory.dmp

Filesize
316KB

Download
memory/672-119-0x0000000005060000-0x0000000005061000-memory.dmp

Filesize
4KB

Download
memory/672-120-0x00000000052D0000-0x00000000052D1000-memory.dmp

Filesize
4KB

Download
memory/672-121-0x00000000050D0000-0x00000000055CE000-memory.dmp

Filesize
5.0MB

Download
memory/672-122-0x0000000005590000-0x000000000559F000-memory.dmp

Filesize
60KB

Download
memory/672-114-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/672-118-0x0000000005170000-0x0000000005171000-memory.dmp

Filesize
4KB

Download
memory/672-116-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

Filesize
4KB

Download
memory/672-117-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download
memory/1424-127-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1424-128-0x000000000043762E-mapping.dmp

Download
memory/1424-134-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

Filesize
4KB

Download
memory/1424-135-0x0000000005A50000-0x0000000005A51000-memory.dmp

Filesize
4KB

Download
memory/1424-136-0x0000000005AF0000-0x0000000005AF1000-memory.dmp

Filesize
4KB

Download
memory/3044-125-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads