agenttesla | 10b2155331d3b0c7934808e52084c3911f82ece51f39836e3ef0e8db39ee9904

General

Target

TBL PAYMENT COPY.exe
Size

527KB
MD5

6379567925c7097a49aa88e9b0981f95
SHA1

ffb42a0da0e7855ecc339abb944f79e3597e6bd2
SHA256

10b2155331d3b0c7934808e52084c3911f82ece51f39836e3ef0e8db39ee9904
SHA512

c0b45c606cadd64144a9a0b8722582a045c7d3a358769e896b6d9245cfe3ee92bc7daab5d4459f3815bc12fc0e57d3582686cbb3dc73777e33f25f9396163c4f

Score

10^/10

agenttesla coreentity keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
billions@cairoways.me
Password:
Whyworry90#

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
behavioral2/memory/424-6-0x0000000002B60000-0x0000000002B63000-memory.dmp	coreentity

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2684-11-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral2/memory/2684-12-0x000000000044CA3E-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/424-7-0x000000000AD60000-0x000000000ADB3000-memory.dmp	rezer0

Suspicious use of SetThreadContext 1 IoCs

Processes:

TBL PAYMENT COPY.exe

description pid process target process

PID 424 set thread context of 2684 424 TBL PAYMENT COPY.exe MSBuild.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

3280 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

2684 MSBuild.exe
2684 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

TBL PAYMENT COPY.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 424 TBL PAYMENT COPY.exe
Token: SeDebugPrivilege 2684 MSBuild.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

TBL PAYMENT COPY.exeMSBuild.exe

pid process

424 TBL PAYMENT COPY.exe
424 TBL PAYMENT COPY.exe
2684 MSBuild.exe

description	pid	process	target process
PID 424 set thread context of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe

pid	process
3280	schtasks.exe

pid	process
2684	MSBuild.exe
2684	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	424	TBL PAYMENT COPY.exe
Token: SeDebugPrivilege	2684	MSBuild.exe

pid	process
424	TBL PAYMENT COPY.exe
424	TBL PAYMENT COPY.exe
2684	MSBuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

TBL PAYMENT COPY.exeMSBuild.exe

description	pid	process	target process
PID 424 wrote to memory of 3280	424	TBL PAYMENT COPY.exe	schtasks.exe
PID 424 wrote to memory of 3280	424	TBL PAYMENT COPY.exe	schtasks.exe
PID 424 wrote to memory of 3280	424	TBL PAYMENT COPY.exe	schtasks.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 424 wrote to memory of 2684	424	TBL PAYMENT COPY.exe	MSBuild.exe
PID 2684 wrote to memory of 3820	2684	MSBuild.exe	netsh.exe
PID 2684 wrote to memory of 3820	2684	MSBuild.exe	netsh.exe
PID 2684 wrote to memory of 3820	2684	MSBuild.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\TBL PAYMENT COPY.exe
"C:\Users\Admin\AppData\Local\Temp\TBL PAYMENT COPY.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:424

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sxxFNU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6D75.tmp"
2⤵
- Creates scheduled task(s)
PID:3280

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2684

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:3820

Network

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\tmp6D75.tmp
MD5
7a2c752e729ee231da18ee33cf3b4517

SHA1
43881e48474b57f048c5dccb13149de418ea8998

SHA256
d36452787e6c11a04313a27bca5c13e6bd632d0c74afb1d3994e62cb4243441a

SHA512
abcb2bd8ac4ca544224392f2a5a157fab54b396352cc9399df74bf73b4d083a3f209f79b999b1e1d252b4bdc4b5e03f8719fec13678cba032c13be4a75446f8b

Download Submit
memory/424-1-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/424-3-0x0000000007C00000-0x0000000007C01000-memory.dmp

Filesize
4KB

Download
memory/424-4-0x00000000077A0000-0x00000000077A1000-memory.dmp

Filesize
4KB

Download
memory/424-5-0x0000000005220000-0x0000000005221000-memory.dmp

Filesize
4KB

Download
memory/424-6-0x0000000002B60000-0x0000000002B63000-memory.dmp

Filesize
12KB

Download
memory/424-7-0x000000000AD60000-0x000000000ADB3000-memory.dmp

Filesize
332KB

Download
memory/424-8-0x000000000AE60000-0x000000000AE61000-memory.dmp

Filesize
4KB

Download
memory/424-0-0x0000000073D50000-0x000000007443E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-13-0x0000000073D50000-0x000000007443E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-11-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2684-12-0x000000000044CA3E-mapping.dmp

Download
memory/2684-18-0x0000000005A70000-0x0000000005A71000-memory.dmp

Filesize
4KB

Download
memory/2684-19-0x00000000064B0000-0x00000000064B1000-memory.dmp

Filesize
4KB

Download
memory/3280-9-0x0000000000000000-mapping.dmp

Download
memory/3820-20-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads