agenttesla | f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
13-12-2023 02:09

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General

Target

f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe
Size

647KB
MD5

0ce516b074c9ba37924e70026d79f71b
SHA1

ef18a0df0fe4263f89e2dd9f1dd831e0cef97da5
SHA256

f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550
SHA512

7a270449a49ada4b55d943cc774ae9f7801e9ff9a556bc40d66832a315f9d94d6c2c58ae6558afa46229640719e7c0e57549cc7dfcb0f2d23e7c4875d39589c2
SSDEEP

12288:ej3IU8S6eUddWAViG+nKGYfm25jKzvIWyFODy66KiP7R0q:eTItSAddWAR+nKGYdx/Wyo6Kan

Score

10^/10

agenttesla zgrat keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.tecnosilos.com.py
Port:
587
Username:
[email protected]
Password:
dX,@;SPvm;h{
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1832-6-0x0000000005280000-0x0000000005298000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

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:

f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Control Panel\International\Geo\Nation	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe

description	pid	process	target process
PID 1832 set thread context of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4712 2520 WerFault.exe MSBuild.exe
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

2136 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exeMSBuild.exe

pid process

1360 powershell.exe
1360 powershell.exe
2520 MSBuild.exe
2520 MSBuild.exe
2520 MSBuild.exe
1360 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 1360 powershell.exe
Token: SeDebugPrivilege 2520 MSBuild.exe

pid	pid_target	process	target process
4712	2520	WerFault.exe	MSBuild.exe

pid	process
2136	schtasks.exe

pid	process
1360	powershell.exe
1360	powershell.exe
2520	MSBuild.exe
2520	MSBuild.exe
2520	MSBuild.exe
1360	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1360	powershell.exe
Token: SeDebugPrivilege	2520	MSBuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe

description	pid	process	target process
PID 1832 wrote to memory of 1360	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	powershell.exe
PID 1832 wrote to memory of 1360	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	powershell.exe
PID 1832 wrote to memory of 1360	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	powershell.exe
PID 1832 wrote to memory of 2136	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	schtasks.exe
PID 1832 wrote to memory of 2136	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	schtasks.exe
PID 1832 wrote to memory of 2136	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	schtasks.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe
PID 1832 wrote to memory of 2520	1832	f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe
"C:\Users\Admin\AppData\Local\Temp\f96e4bc426c83f667041971fb359fd9c772b1f16bb0a0aa362ae5db1e2086550.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1832

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\knoqdkvfQh.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1360

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\knoqdkvfQh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD38C.tmp"
2⤵
- Creates scheduled task(s)
PID:2136

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 1384
3⤵
- Program crash
PID:4712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2520 -ip 2520
1⤵
PID:4820

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cxqab4e1.hca.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD38C.tmp

Filesize
1KB

MD5
34ef6532a0f9c89bc262a14c0a7c561f

SHA1
954ff0c74854faac43723e9014283acedd78100b

SHA256
a5a26dbcc9cf4a678d987fd19476488ff9dc89854b830dc429131593f6591488

SHA512
cf2dbeaada58c11bc994a9be5cef7f918ebdd40f1f92fafa27f132e17242be180a644257eb923b1e807876a9e084fa74bca4d031ae645c039ba57f86f815472b

Download Submit
memory/1360-45-0x0000000070640000-0x000000007068C000-memory.dmp

Filesize
304KB

Download
memory/1360-20-0x0000000004C40000-0x0000000005268000-memory.dmp

Filesize
6.2MB

Download
memory/1360-68-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1360-34-0x00000000054A0000-0x0000000005506000-memory.dmp

Filesize
408KB

Download
memory/1360-65-0x0000000007250000-0x0000000007258000-memory.dmp

Filesize
32KB

Download
memory/1360-64-0x0000000007270000-0x000000000728A000-memory.dmp

Filesize
104KB

Download
memory/1360-63-0x0000000007170000-0x0000000007184000-memory.dmp

Filesize
80KB

Download
memory/1360-62-0x0000000007160000-0x000000000716E000-memory.dmp

Filesize
56KB

Download
memory/1360-61-0x0000000007130000-0x0000000007141000-memory.dmp

Filesize
68KB

Download
memory/1360-15-0x00000000045D0000-0x0000000004606000-memory.dmp

Filesize
216KB

Download
memory/1360-60-0x00000000071B0000-0x0000000007246000-memory.dmp

Filesize
600KB

Download
memory/1360-59-0x0000000006FA0000-0x0000000006FAA000-memory.dmp

Filesize
40KB

Download
memory/1360-57-0x0000000007570000-0x0000000007BEA000-memory.dmp

Filesize
6.5MB

Download
memory/1360-41-0x0000000005CB0000-0x0000000005CFC000-memory.dmp

Filesize
304KB

Download
memory/1360-22-0x00000000045C0000-0x00000000045D0000-memory.dmp

Filesize
64KB

Download
memory/1360-58-0x0000000006F30000-0x0000000006F4A000-memory.dmp

Filesize
104KB

Download
memory/1360-43-0x000000007F250000-0x000000007F260000-memory.dmp

Filesize
64KB

Download
memory/1360-56-0x0000000006C30000-0x0000000006CD3000-memory.dmp

Filesize
652KB

Download
memory/1360-55-0x00000000061D0000-0x00000000061EE000-memory.dmp

Filesize
120KB

Download
memory/1360-44-0x0000000006240000-0x0000000006272000-memory.dmp

Filesize
200KB

Download
memory/1360-16-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1360-42-0x00000000045C0000-0x00000000045D0000-memory.dmp

Filesize
64KB

Download
memory/1360-17-0x00000000045C0000-0x00000000045D0000-memory.dmp

Filesize
64KB

Download
memory/1360-27-0x0000000004BC0000-0x0000000004BE2000-memory.dmp

Filesize
136KB

Download
memory/1360-39-0x0000000005890000-0x0000000005BE4000-memory.dmp

Filesize
3.3MB

Download
memory/1360-40-0x0000000005BF0000-0x0000000005C0E000-memory.dmp

Filesize
120KB

Download
memory/1832-5-0x00000000051D0000-0x00000000051DA000-memory.dmp

Filesize
40KB

Download
memory/1832-2-0x0000000005680000-0x0000000005C24000-memory.dmp

Filesize
5.6MB

Download
memory/1832-4-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/1832-25-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1832-24-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/1832-0-0x0000000000590000-0x0000000000638000-memory.dmp

Filesize
672KB

Download
memory/1832-19-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1832-6-0x0000000005280000-0x0000000005298000-memory.dmp

Filesize
96KB

Download
memory/1832-1-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/1832-3-0x00000000050D0000-0x0000000005162000-memory.dmp

Filesize
584KB

Download
memory/1832-7-0x00000000052B0000-0x00000000052B8000-memory.dmp

Filesize
32KB

Download
memory/1832-10-0x0000000007920000-0x00000000079BC000-memory.dmp

Filesize
624KB

Download
memory/1832-9-0x0000000008BE0000-0x0000000008C5A000-memory.dmp

Filesize
488KB

Download
memory/1832-8-0x0000000006330000-0x000000000633A000-memory.dmp

Filesize
40KB

Download
memory/2520-28-0x0000000005640000-0x00000000056A6000-memory.dmp

Filesize
408KB

Download
memory/2520-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2520-26-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/2520-69-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download