agenttesla | d63716278fd0c99651d478478ac8951c5a17b632072afb5fe9dd6c6d4f43c911

General

Target

qmfXCa40rlkrbw8.exe
Size

1009KB
MD5

0f9c4f6cf696c0b5077579c144f04c4b
SHA1

df536c232366604e3258d1b0b4ce30732047d0a4
SHA256

d63716278fd0c99651d478478ac8951c5a17b632072afb5fe9dd6c6d4f43c911
SHA512

157d96457be90d25ea74cd14dbb19a2da7efb46196f2a886ac39531ed8bd7bb1c9d0952e0908fdf7cece3e6c2717ea3c6a94ce56ea61ab402c15a5c488a49602

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1840149904:AAF9D1mm8ZITxzSWfLFbRBfwFML1TyPoOMk/sendDocument

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/404-128-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/404-129-0x0000000000436A7E-mapping.dmp	family_agenttesla
behavioral2/memory/404-135-0x0000000005520000-0x0000000005A1E000-memory.dmp	family_agenttesla

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
Suspicious use of SetThreadContext 1 IoCs

Processes:

qmfXCa40rlkrbw8.exe

description pid process target process

PID 4044 set thread context of 404 4044 qmfXCa40rlkrbw8.exe qmfXCa40rlkrbw8.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

2660 schtasks.exe

description	pid	process	target process
PID 4044 set thread context of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe

pid	process
2660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

qmfXCa40rlkrbw8.exeqmfXCa40rlkrbw8.exe

pid	process
4044	qmfXCa40rlkrbw8.exe
4044	qmfXCa40rlkrbw8.exe
4044	qmfXCa40rlkrbw8.exe
4044	qmfXCa40rlkrbw8.exe
4044	qmfXCa40rlkrbw8.exe
404	qmfXCa40rlkrbw8.exe
404	qmfXCa40rlkrbw8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

qmfXCa40rlkrbw8.exeqmfXCa40rlkrbw8.exe

description pid process

Token: SeDebugPrivilege 4044 qmfXCa40rlkrbw8.exe
Token: SeDebugPrivilege 404 qmfXCa40rlkrbw8.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

qmfXCa40rlkrbw8.exe

pid process

404 qmfXCa40rlkrbw8.exe

description	pid	process
Token: SeDebugPrivilege	4044	qmfXCa40rlkrbw8.exe
Token: SeDebugPrivilege	404	qmfXCa40rlkrbw8.exe

pid	process
404	qmfXCa40rlkrbw8.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

qmfXCa40rlkrbw8.exe

description	pid	process	target process
PID 4044 wrote to memory of 2660	4044	qmfXCa40rlkrbw8.exe	schtasks.exe
PID 4044 wrote to memory of 2660	4044	qmfXCa40rlkrbw8.exe	schtasks.exe
PID 4044 wrote to memory of 2660	4044	qmfXCa40rlkrbw8.exe	schtasks.exe
PID 4044 wrote to memory of 4032	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 4032	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 4032	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 3884	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 3884	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 3884	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe
PID 4044 wrote to memory of 404	4044	qmfXCa40rlkrbw8.exe	qmfXCa40rlkrbw8.exe

C:\Users\Admin\AppData\Local\Temp\qmfXCa40rlkrbw8.exe
"C:\Users\Admin\AppData\Local\Temp\qmfXCa40rlkrbw8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4044

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WBSbgjRI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE238.tmp"
2⤵
- Creates scheduled task(s)
PID:2660

C:\Users\Admin\AppData\Local\Temp\qmfXCa40rlkrbw8.exe
"{path}"
2⤵
PID:4032

C:\Users\Admin\AppData\Local\Temp\qmfXCa40rlkrbw8.exe
"{path}"
2⤵
PID:3884

C:\Users\Admin\AppData\Local\Temp\qmfXCa40rlkrbw8.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:404

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

Credentials in Files

2

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\qmfXCa40rlkrbw8.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE238.tmp
MD5
9ff9ab443f837f1c02f52c4f31583404

SHA1
5c48a13717005272a89ba52698d8b699f81ae50b

SHA256
f53bf430a86af4dd4e86804f1ab9e7ab5b37dcb442b52e5c7c7425c3370185a8

SHA512
3fe7332200230d1b4c7ceaf37bdddc601b43ec4aea3826b20ad2d57b2383774081805813733c52d381adeed41f592178a9c21ea8620824806f49240c65f0f1f0

Download Submit
memory/404-137-0x0000000006210000-0x0000000006211000-memory.dmp

Filesize
4KB

Download
memory/404-136-0x0000000005640000-0x0000000005641000-memory.dmp

Filesize
4KB

Download
memory/404-135-0x0000000005520000-0x0000000005A1E000-memory.dmp

Filesize
5.0MB

Download
memory/404-129-0x0000000000436A7E-mapping.dmp

Download
memory/404-128-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2660-126-0x0000000000000000-mapping.dmp

Download
memory/4044-120-0x0000000004CC0000-0x00000000051BE000-memory.dmp

Filesize
5.0MB

Download
memory/4044-125-0x0000000008490000-0x00000000084CB000-memory.dmp

Filesize
236KB

Download
memory/4044-124-0x0000000008400000-0x0000000008481000-memory.dmp

Filesize
516KB

Download
memory/4044-123-0x00000000024C0000-0x00000000024CE000-memory.dmp

Filesize
56KB

Download
memory/4044-122-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

Filesize
4KB

Download
memory/4044-121-0x0000000002650000-0x0000000002651000-memory.dmp

Filesize
4KB

Download
memory/4044-115-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/4044-119-0x0000000004D60000-0x0000000004D61000-memory.dmp

Filesize
4KB

Download
memory/4044-118-0x00000000051C0000-0x00000000051C1000-memory.dmp

Filesize
4KB

Download
memory/4044-117-0x0000000004BC0000-0x0000000004BC1000-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