agenttesla | 012edf2acec37175b25f3f4be8044f10a0113ce517d6240e4ac1536c9c45cbe8

General

Target

proforma invoice.exe
Size

453KB
MD5

04dfee364770b42beae6cd931bdff099
SHA1

30d15b8fa934d84cf8652e1d80b60a263e02c29e
SHA256

012edf2acec37175b25f3f4be8044f10a0113ce517d6240e4ac1536c9c45cbe8
SHA512

aa3322534e3d483a45c9e3153cb45df6189628d69f9e26c2761fefb576ca9023dc0bfad6eeab3e02ecb06a740cee075f896ebff2351f216e80cef0497cfee714

Score

10^/10

agenttesla keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
m4rkusyoung@yandex.com
Password:
123@Ossymbo

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/980-10-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/980-11-0x0000000000446C7E-mapping.dmp	family_agenttesla

rezer0 1 IoCs

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

rezer0

Processes:

resource	yara_rule
behavioral2/memory/1160-6-0x0000000005360000-0x00000000053AD000-memory.dmp	rezer0

Suspicious use of SetThreadContext 1 IoCs

Processes:

proforma invoice.exe

description pid process target process

PID 1160 set thread context of 980 1160 proforma invoice.exe RegSvcs.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

784 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

proforma invoice.exeRegSvcs.exe

pid process

1160 proforma invoice.exe
1160 proforma invoice.exe
1160 proforma invoice.exe
980 RegSvcs.exe
980 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

proforma invoice.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1160 proforma invoice.exe
Token: SeDebugPrivilege 980 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

980 RegSvcs.exe

description	pid	process	target process
PID 1160 set thread context of 980	1160	proforma invoice.exe	RegSvcs.exe

pid	process
784	schtasks.exe

pid	process
1160	proforma invoice.exe
1160	proforma invoice.exe
1160	proforma invoice.exe
980	RegSvcs.exe
980	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1160	proforma invoice.exe
Token: SeDebugPrivilege	980	RegSvcs.exe

pid	process
980	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

proforma invoice.exe

description	pid	process	target process
PID 1160 wrote to memory of 784	1160	proforma invoice.exe	schtasks.exe
PID 1160 wrote to memory of 784	1160	proforma invoice.exe	schtasks.exe
PID 1160 wrote to memory of 784	1160	proforma invoice.exe	schtasks.exe
PID 1160 wrote to memory of 3280	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 3280	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 3280	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe
PID 1160 wrote to memory of 980	1160	proforma invoice.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\proforma invoice.exe
"C:\Users\Admin\AppData\Local\Temp\proforma invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1160

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QoOHmrlf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA46.tmp"
2⤵
- Creates scheduled task(s)
PID:784

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:3280

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:980

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\Temp\tmpEA46.tmp
MD5
9423b5e4a7c54a032d7edf63f1008f39

SHA1
6d0e680e296db92023154111e10cbf8878a59ae8

SHA256
f554919eac551046ea4ee4eb07a9e31232fbc6070645ea7dd8e06dd4a4f5f030

SHA512
62d6e4053955399f457bded88d108974b4e80947e74bffdf539db1788cc1511399f0721cd3a8523c8d0ccb88eaaba107dd72db952b38eff518085cad84920bf6

Download Submit
memory/784-8-0x0000000000000000-mapping.dmp

Download
memory/980-20-0x00000000064E0000-0x00000000064E1000-memory.dmp

Filesize
4KB

Download
memory/980-18-0x0000000006020000-0x0000000006021000-memory.dmp

Filesize
4KB

Download
memory/980-17-0x0000000005880000-0x0000000005881000-memory.dmp

Filesize
4KB

Download
memory/980-12-0x0000000073A80000-0x000000007416E000-memory.dmp

Filesize
6.9MB

Download
memory/980-11-0x0000000000446C7E-mapping.dmp

Download
memory/980-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1160-4-0x0000000002480000-0x000000000248F000-memory.dmp

Filesize
60KB

Download
memory/1160-7-0x00000000058B0000-0x00000000058B1000-memory.dmp

Filesize
4KB

Download
memory/1160-6-0x0000000005360000-0x00000000053AD000-memory.dmp

Filesize
308KB

Download
memory/1160-5-0x0000000004F40000-0x0000000004F41000-memory.dmp

Filesize
4KB

Download
memory/1160-0-0x0000000073A80000-0x000000007416E000-memory.dmp

Filesize
6.9MB

Download
memory/1160-3-0x0000000004B80000-0x0000000004B81000-memory.dmp

Filesize
4KB

Download
memory/1160-1-0x0000000000310000-0x0000000000311000-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