agenttesla | f1845d4ab1ddb371b85bf29f0079deeb05265b940230f18840c37957f5cf084d

General

Target

SKM_C3350191107102XXX024.exe
Size

1.7MB
MD5

d5249a2a4ede78b1ff3799e6c8b0b0cc
SHA1

d0e4ee560dc2e4a5d71b8c1c3e1626541dafb399
SHA256

a6a4e8b6276ff31b64a3c12858ca9c231972a8c0f12a89c01b4f32d2b95ed200
SHA512

96f65962bace449806e2d522e627ade157327719564e5738473d824334fa571f1aadfbfb3ce4259f92f6636a2ce3cd2545b87b364722955c8cf2d0f0dbe1c927
SSDEEP

24576:VEn+4Y9qBOsb/B9RJ4iju8F4WhH/ks5FDV1Q/JZeP03gus:VE+4YkOAB9RJW8F4M/kKFDVwJZ53C

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6632122066:AAE29XGsmdODIClM9z0ljCY_v_-OdAjdPOM/

Signatures

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

Detect ZGRat V1 34 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2944-3-0x0000000000BD0000-0x0000000000C7A000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-5-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-7-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-4-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-9-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-11-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-15-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-17-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-13-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-29-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-27-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-25-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-23-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-31-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-21-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-37-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-39-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-49-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-55-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-57-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-65-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-67-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-63-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-61-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-59-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-53-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-51-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-47-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-45-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-43-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-41-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-35-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-33-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1
behavioral1/memory/2944-19-0x0000000000BD0000-0x0000000000C74000-memory.dmp	family_zgrat_v1

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

SKM_C3350191107102XXX024.exeRegAsm.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Gvhfx = "C:\\Users\\Admin\\AppData\\Roaming\\Gvhfx.exe"	SKM_C3350191107102XXX024.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\xStXz = "C:\\Users\\Admin\\AppData\\Roaming\\xStXz\\xStXz.exe"	RegAsm.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

5 api.ipify.org
4 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

SKM_C3350191107102XXX024.exe

description pid process target process

PID 2944 set thread context of 2788 2944 SKM_C3350191107102XXX024.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

2788 RegAsm.exe
2788 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SKM_C3350191107102XXX024.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 2944 SKM_C3350191107102XXX024.exe
Token: SeDebugPrivilege 2788 RegAsm.exe

flow	ioc
5	api.ipify.org
4	api.ipify.org

description	pid	process	target process
PID 2944 set thread context of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe

pid	process
2788	RegAsm.exe
2788	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2944	SKM_C3350191107102XXX024.exe
Token: SeDebugPrivilege	2788	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

SKM_C3350191107102XXX024.exe

description	pid	process	target process
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe
PID 2944 wrote to memory of 2788	2944	SKM_C3350191107102XXX024.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\SKM_C3350191107102XXX024.exe
"C:\Users\Admin\AppData\Local\Temp\SKM_C3350191107102XXX024.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2944

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2788-956-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-49-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-11-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-3-0x0000000000BD0000-0x0000000000C7A000-memory.dmp

Filesize
680KB

Download
memory/2944-55-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-7-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-65-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-9-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-57-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-15-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-17-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-13-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-29-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-27-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-25-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-23-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-31-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-21-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-37-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-39-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-0-0x0000000000D70000-0x0000000000F26000-memory.dmp

Filesize
1.7MB

Download
memory/2944-5-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-2-0x0000000000A50000-0x0000000000A90000-memory.dmp

Filesize
256KB

Download
memory/2944-4-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-67-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-63-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-61-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-59-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-53-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-51-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-47-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-45-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-43-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-41-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-35-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-33-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-19-0x0000000000BD0000-0x0000000000C74000-memory.dmp

Filesize
656KB

Download
memory/2944-936-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/2944-938-0x0000000000B00000-0x0000000000B4C000-memory.dmp

Filesize
304KB

Download
memory/2944-937-0x0000000000A00000-0x0000000000A42000-memory.dmp

Filesize
264KB

Download
memory/2944-1-0x0000000074AF0000-0x00000000751DE000-memory.dmp

Filesize
6.9MB

Download
memory/2944-952-0x0000000074AF0000-0x00000000751DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads