agenttesla | 7877c4bba8677a8d98fba31b8fb46526303863b520d35ab3cdcd3436d4bac2b3

Analysis

max time kernel
190s
max time network
218s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 13:23

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General

Target

payment receipt.exe
Size

777KB
MD5

933c54fec2b05a8dc386623a79f5fed6
SHA1

b70e1861d76cd1a37810fe91ec74cb1848011642
SHA256

f71c278f8f31eb5aafb97b9b8cc6c7f6b2aea97c80bca11ddeede2b7df8b1ee5
SHA512

c25cf1155283841af5b0d510f168837c74652251f969ec55663c2d6174e593cc4f198387be11be2cf187f43f2de2e2e76b09f69c5c063e1cf898280d3760d4de
SSDEEP

12288:oKdsGfZFr5cE8LHWt+zvhqbcIERlSCWs/OL6mMk/SEdRMA/LyzIPPPu6gt:5WvL/YbclSa5mt9/LkInst

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sseximclearing.com
Port:
587
Username:
saurav.roy@sseximclearing.com
Password:
Ssxm@9854
Email To:
maxitears7@gmail.com

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

payment receipt.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	payment receipt.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

payment receipt.exe

description pid process target process

PID 1584 set thread context of 1156 1584 payment receipt.exe payment receipt.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

4072 schtasks.exe

description	pid	process	target process
PID 1584 set thread context of 1156	1584	payment receipt.exe	payment receipt.exe

pid	process
4072	schtasks.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

payment receipt.exe

description	pid	process	target process
PID 1584 wrote to memory of 4072	1584	payment receipt.exe	schtasks.exe
PID 1584 wrote to memory of 4072	1584	payment receipt.exe	schtasks.exe
PID 1584 wrote to memory of 4072	1584	payment receipt.exe	schtasks.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe
PID 1584 wrote to memory of 1156	1584	payment receipt.exe	payment receipt.exe

C:\Users\Admin\AppData\Local\Temp\payment receipt.exe
"C:\Users\Admin\AppData\Local\Temp\payment receipt.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1584

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DlyOwyVrzaxNT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5857.tmp"
2⤵
- Creates scheduled task(s)
PID:4072

C:\Users\Admin\AppData\Local\Temp\payment receipt.exe
"{path}"
2⤵
PID:1156

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\payment receipt.exe.log
Filesize
1KB

MD5
84e77a587d94307c0ac1357eb4d3d46f

SHA1
83cc900f9401f43d181207d64c5adba7a85edc1e

SHA256
e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

SHA512
aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5857.tmp
Filesize
1KB

MD5
4d4467036baebda84002ba8c54396a2d

SHA1
b31b5716e4b2857d50ec99cc282913a66425e71e

SHA256
9dd7598834206bb52a66096044ba968c217cc2a12d774700f709b186dee936c6

SHA512
ae34b0cd516e9ec1c635ba8b3f1c44d3801ccf7a5545802082c0bd709d58b9596b9fb458c9419f163108772e5e343e5c31409454148c90fd5c9ed7a1d1c62ae4

Download Submit
memory/1156-139-0x0000000000000000-mapping.dmp

Download
memory/1156-140-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1584-132-0x0000000000330000-0x00000000003F8000-memory.dmp

Filesize
800KB

Download
memory/1584-133-0x00000000053E0000-0x0000000005984000-memory.dmp

Filesize
5.6MB

Download
memory/1584-134-0x0000000004D80000-0x0000000004E12000-memory.dmp

Filesize
584KB

Download
memory/1584-135-0x0000000004ED0000-0x0000000004F6C000-memory.dmp

Filesize
624KB

Download
memory/1584-136-0x0000000004E40000-0x0000000004E4A000-memory.dmp

Filesize
40KB

Download
memory/4072-137-0x0000000000000000-mapping.dmp

Download