agenttesla | 372a1eff95efebac004946b062fafd38a69b2f9c4d2c900335b22353a4646d2e

General

Target

QTN TECHN 80654.exe
Size

1.7MB
MD5

78cc790e0eb562e9dde6d6daf206f852
SHA1

d9ad1c34313400f6f102b6f989d5004e540f74d4
SHA256

372a1eff95efebac004946b062fafd38a69b2f9c4d2c900335b22353a4646d2e
SHA512

71ba7b464f3559ea9e818942949b849dce24b2ebbf2bbaf1355091abdc7f7dfdfb18861266e34b000f082081bf62e0bb356ff9a014976721ad4261e5644c2aff

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.buynsell.com.pk
Port:
587
Username:
accounts@buynsell.com.pk
Password:
9DdbVxrWBXPq

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1812-126-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1812-127-0x000000000043799E-mapping.dmp	family_agenttesla
behavioral2/memory/1812-132-0x00000000050E0000-0x00000000055DE000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

QTN TECHN 80654.exe

description pid process target process

PID 580 set thread context of 1812 580 QTN TECHN 80654.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

3584 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

QTN TECHN 80654.exeRegSvcs.exe

pid process

580 QTN TECHN 80654.exe
580 QTN TECHN 80654.exe
580 QTN TECHN 80654.exe
1812 RegSvcs.exe
1812 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QTN TECHN 80654.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 580 QTN TECHN 80654.exe
Token: SeDebugPrivilege 1812 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

1812 RegSvcs.exe

description	pid	process	target process
PID 580 set thread context of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe

pid	process
3584	schtasks.exe

pid	process
580	QTN TECHN 80654.exe
580	QTN TECHN 80654.exe
580	QTN TECHN 80654.exe
1812	RegSvcs.exe
1812	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	580	QTN TECHN 80654.exe
Token: SeDebugPrivilege	1812	RegSvcs.exe

pid	process
1812	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

QTN TECHN 80654.exe

description	pid	process	target process
PID 580 wrote to memory of 3584	580	QTN TECHN 80654.exe	schtasks.exe
PID 580 wrote to memory of 3584	580	QTN TECHN 80654.exe	schtasks.exe
PID 580 wrote to memory of 3584	580	QTN TECHN 80654.exe	schtasks.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe
PID 580 wrote to memory of 1812	580	QTN TECHN 80654.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\QTN TECHN 80654.exe
"C:\Users\Admin\AppData\Local\Temp\QTN TECHN 80654.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:580

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CFsglLfaDHbcrw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF43.tmp"
2⤵
- Creates scheduled task(s)
PID:3584

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1812

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

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\tmpF43.tmp
MD5
17d100a733c02096fa68cb49a7c9e78a

SHA1
50954b19bc4c399c22740e0bd168c40585c6b320

SHA256
1a7114dde60fb4cb3ecc986e07c3ce38d009d9a7a61d4f056b5c3b5936c16fc1

SHA512
0ee27f44316e4f67fcb2c4188ad75aa0a5b0923e758aa37452fad9f5180a706086173996a224d469457584296b5df4530840562a5d980e3370f387406a556a14

Download Submit
memory/580-123-0x0000000002560000-0x0000000002599000-memory.dmp

Filesize
228KB

Download
memory/580-116-0x0000000007810000-0x0000000007811000-memory.dmp

Filesize
4KB

Download
memory/580-118-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/580-119-0x0000000007450000-0x0000000007451000-memory.dmp

Filesize
4KB

Download
memory/580-120-0x0000000007390000-0x0000000007391000-memory.dmp

Filesize
4KB

Download
memory/580-121-0x0000000007680000-0x0000000007682000-memory.dmp

Filesize
8KB

Download
memory/580-117-0x00000000073B0000-0x00000000073B1000-memory.dmp

Filesize
4KB

Download
memory/580-114-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/580-122-0x0000000008E30000-0x0000000008EAB000-memory.dmp

Filesize
492KB

Download
memory/1812-126-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1812-127-0x000000000043799E-mapping.dmp

Download
memory/1812-132-0x00000000050E0000-0x00000000055DE000-memory.dmp

Filesize
5.0MB

Download
memory/1812-133-0x00000000052A0000-0x00000000052A1000-memory.dmp

Filesize
4KB

Download
memory/1812-134-0x0000000005DD0000-0x0000000005DD1000-memory.dmp

Filesize
4KB

Download
memory/3584-124-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads