agenttesla | 871ae800103263eba6b125c860687fb668e67eb23fc3bcfb59d93600f31af9de

Analysis

max time kernel
55s
max time network
54s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
30-04-2024 01:38

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General

Target

BL_Docs_April29.exe
Size

712KB
MD5

821b50ff336504c74840dc7d66a02a96
SHA1

aaa9215c4fbea8825d1920540639378955e62fa1
SHA256

d92ba5974de2d71b7dade685562677a4bb5727e3456660cebabb084e14b8ad1d
SHA512

4257d2a0a2601aaeeedcb58f561bd1a1bdea587bb4fbd047bc3c1c0a5e7a75c13a891c4f73eceddec2193640680db184cc411c5db0b9f83483d02e8f17e9b2f1
SSDEEP

12288:q+DbgHB778QehnU6tE+NBG90ex9//aTm4ZSXNR/XrRg67yyFjfbNTzLgkR:rgHBIU6tE+q95xt/ay4iXru6GyFjfbNr

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
zqamcx.com
Port:
587
Username:
[email protected]
Password:
Methodman991
Email To:
[email protected]

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:

BL_Docs_April29.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation	BL_Docs_April29.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
T1552.001
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
T1552.001
Suspicious use of SetThreadContext 1 IoCs

Processes:

BL_Docs_April29.exe

description pid process target process

PID 4916 set thread context of 864 4916 BL_Docs_April29.exe BL_Docs_April29.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

4976 schtasks.exe

description	pid	process	target process
PID 4916 set thread context of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe

pid	process
4976	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

BL_Docs_April29.exepowershell.exepowershell.exeBL_Docs_April29.exe

pid	process
4916	BL_Docs_April29.exe
4916	BL_Docs_April29.exe
4916	BL_Docs_April29.exe
4916	BL_Docs_April29.exe
4916	BL_Docs_April29.exe
4916	BL_Docs_April29.exe
4916	BL_Docs_April29.exe
4916	BL_Docs_April29.exe
3444	powershell.exe
3672	powershell.exe
4916	BL_Docs_April29.exe
3444	powershell.exe
864	BL_Docs_April29.exe
864	BL_Docs_April29.exe
3672	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

BL_Docs_April29.exepowershell.exepowershell.exeBL_Docs_April29.exe

description	pid	process
Token: SeDebugPrivilege	4916	BL_Docs_April29.exe
Token: SeDebugPrivilege	3444	powershell.exe
Token: SeDebugPrivilege	3672	powershell.exe
Token: SeDebugPrivilege	864	BL_Docs_April29.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

BL_Docs_April29.exe

pid process

864 BL_Docs_April29.exe

pid	process
864	BL_Docs_April29.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

BL_Docs_April29.exe

description	pid	process	target process
PID 4916 wrote to memory of 3444	4916	BL_Docs_April29.exe	powershell.exe
PID 4916 wrote to memory of 3444	4916	BL_Docs_April29.exe	powershell.exe
PID 4916 wrote to memory of 3444	4916	BL_Docs_April29.exe	powershell.exe
PID 4916 wrote to memory of 3672	4916	BL_Docs_April29.exe	powershell.exe
PID 4916 wrote to memory of 3672	4916	BL_Docs_April29.exe	powershell.exe
PID 4916 wrote to memory of 3672	4916	BL_Docs_April29.exe	powershell.exe
PID 4916 wrote to memory of 4976	4916	BL_Docs_April29.exe	schtasks.exe
PID 4916 wrote to memory of 4976	4916	BL_Docs_April29.exe	schtasks.exe
PID 4916 wrote to memory of 4976	4916	BL_Docs_April29.exe	schtasks.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe
PID 4916 wrote to memory of 864	4916	BL_Docs_April29.exe	BL_Docs_April29.exe

C:\Users\Admin\AppData\Local\Temp\BL_Docs_April29.exe
"C:\Users\Admin\AppData\Local\Temp\BL_Docs_April29.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4916

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\BL_Docs_April29.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3444

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oPDGvBL.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3672

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oPDGvBL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC5D.tmp"
2⤵
- Creates scheduled task(s)
PID:4976

C:\Users\Admin\AppData\Local\Temp\BL_Docs_April29.exe
"C:\Users\Admin\AppData\Local\Temp\BL_Docs_April29.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
cc6ae63a1563e7ee1cb86d637e100605

SHA1
08de058861cc3065884eab93ae23a14ea84a845c

SHA256
2f883cee386b20f5db056dbc639a302d3a59234675803ab07e401a1f71c5c494

SHA512
0fb8e5b6ea3c9cfa5d88afc902437471c1fecddf950b7702291d0033b4ad5fb3eede2937ef343174a183889a0386cb1203a98a1a899133035f597612fe19e969

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5qdoyqpp.bjx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAC5D.tmp

Filesize
1KB

MD5
cf292de08506e788e0f36bf4f2dc31a4

SHA1
f0fdba9253a6572f761bf4ec6ec42b1cffdc038e

SHA256
ab9326067beab518e2ae7d7f1043a14f9102b354d572de7df6614ffb70c1ba25

SHA512
75058cf6e441b244bef3be20d45a6a1392d015f4cf7d767e4da3729954ea8f8644d00601bf49845eb80b23adc381aa75a3b6b3b4cfbff08de7cd2cc06e86748e

Download Submit
memory/864-93-0x0000000006670000-0x00000000066C0000-memory.dmp

Filesize
320KB

Download
memory/864-48-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3444-77-0x0000000007500000-0x000000000751A000-memory.dmp

Filesize
104KB

Download
memory/3444-50-0x00000000061E0000-0x00000000061FE000-memory.dmp

Filesize
120KB

Download
memory/3444-88-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3444-85-0x0000000007820000-0x0000000007828000-memory.dmp

Filesize
32KB

Download
memory/3444-84-0x0000000007840000-0x000000000785A000-memory.dmp

Filesize
104KB

Download
memory/3444-81-0x0000000007700000-0x0000000007711000-memory.dmp

Filesize
68KB

Download
memory/3444-80-0x0000000007780000-0x0000000007816000-memory.dmp

Filesize
600KB

Download
memory/3444-17-0x00000000028C0000-0x00000000028F6000-memory.dmp

Filesize
216KB

Download
memory/3444-18-0x0000000005310000-0x0000000005938000-memory.dmp

Filesize
6.2MB

Download
memory/3444-21-0x0000000002860000-0x0000000002870000-memory.dmp

Filesize
64KB

Download
memory/3444-20-0x0000000002860000-0x0000000002870000-memory.dmp

Filesize
64KB

Download
memory/3444-19-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3444-29-0x0000000005B50000-0x0000000005BB6000-memory.dmp

Filesize
408KB

Download
memory/3444-54-0x000000006FF60000-0x000000006FFAC000-memory.dmp

Filesize
304KB

Download
memory/3444-30-0x0000000005BC0000-0x0000000005F14000-memory.dmp

Filesize
3.3MB

Download
memory/3444-64-0x0000000006790000-0x00000000067AE000-memory.dmp

Filesize
120KB

Download
memory/3444-65-0x00000000073D0000-0x0000000007473000-memory.dmp

Filesize
652KB

Download
memory/3444-53-0x0000000007190000-0x00000000071C2000-memory.dmp

Filesize
200KB

Download
memory/3444-52-0x0000000006740000-0x000000000678C000-memory.dmp

Filesize
304KB

Download
memory/3444-24-0x0000000005AE0000-0x0000000005B46000-memory.dmp

Filesize
408KB

Download
memory/3444-22-0x0000000005A40000-0x0000000005A62000-memory.dmp

Filesize
136KB

Download
memory/3672-79-0x0000000007AD0000-0x0000000007B66000-memory.dmp

Filesize
600KB

Download
memory/3672-83-0x0000000007A90000-0x0000000007AA4000-memory.dmp

Filesize
80KB

Download
memory/3672-92-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3672-78-0x00000000078D0000-0x00000000078DA000-memory.dmp

Filesize
40KB

Download
memory/3672-31-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/3672-33-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/3672-34-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/3672-66-0x000000006FF60000-0x000000006FFAC000-memory.dmp

Filesize
304KB

Download
memory/3672-82-0x0000000007A80000-0x0000000007A8E000-memory.dmp

Filesize
56KB

Download
memory/3672-76-0x0000000007EA0000-0x000000000851A000-memory.dmp

Filesize
6.5MB

Download
memory/4916-10-0x0000000008B20000-0x0000000008BBC000-memory.dmp

Filesize
624KB

Download
memory/4916-51-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4916-11-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4916-12-0x0000000005250000-0x0000000005260000-memory.dmp

Filesize
64KB

Download
memory/4916-4-0x0000000005250000-0x0000000005260000-memory.dmp

Filesize
64KB

Download
memory/4916-1-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/4916-2-0x0000000005550000-0x0000000005AF4000-memory.dmp

Filesize
5.6MB

Download
memory/4916-6-0x0000000005300000-0x0000000005318000-memory.dmp

Filesize
96KB

Download
memory/4916-3-0x0000000005040000-0x00000000050D2000-memory.dmp

Filesize
584KB

Download
memory/4916-8-0x0000000005350000-0x0000000005366000-memory.dmp

Filesize
88KB

Download
memory/4916-9-0x00000000063F0000-0x0000000006474000-memory.dmp

Filesize
528KB

Download
memory/4916-5-0x0000000005000000-0x000000000500A000-memory.dmp

Filesize
40KB

Download
memory/4916-7-0x0000000005340000-0x000000000534E000-memory.dmp

Filesize
56KB

Download
memory/4916-0-0x0000000000540000-0x00000000005F6000-memory.dmp

Filesize
728KB

Download