agenttesla | 4f7d098eae6da6be33eac760b42706400f38c821e26fa688a01a9a9fcbc3063c

General

Target

shipmt. docs.exe
Size

673KB
MD5

082a5aabb74c2af499c403dc666e160b
SHA1

3db0f86f3482308fe7aa28849367c87bb0fbab05
SHA256

4f7d098eae6da6be33eac760b42706400f38c821e26fa688a01a9a9fcbc3063c
SHA512

f047ec5778f55735e43b9b2d11a06bae2aa28611df580a84ded75f306d8b58718775f8ecec235cd450c2e4a39a86214864e57290ac887e3fc3f3f7144b200dd1

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
chinwendu123

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1836-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1836-5-0x00000000004470BE-mapping.dmp	family_agenttesla
behavioral1/memory/1836-7-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1836-8-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

1836 InstallUtil.exe
Loads dropped DLL 1 IoCs

Processes:

shipmt. docs.exe

pid process

1432 shipmt. docs.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

shipmt. docs.exe

description pid process target process

PID 1432 set thread context of 1836 1432 shipmt. docs.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

shipmt. docs.exeInstallUtil.exe

pid process

1432 shipmt. docs.exe
1432 shipmt. docs.exe
1432 shipmt. docs.exe
1836 InstallUtil.exe
1836 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

shipmt. docs.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 1432 shipmt. docs.exe
Token: SeDebugPrivilege 1836 InstallUtil.exe

pid	process
1836	InstallUtil.exe

pid	process
1432	shipmt. docs.exe

description	pid	process	target process
PID 1432 set thread context of 1836	1432	shipmt. docs.exe	InstallUtil.exe

pid	process
1432	shipmt. docs.exe
1432	shipmt. docs.exe
1432	shipmt. docs.exe
1836	InstallUtil.exe
1836	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1432	shipmt. docs.exe
Token: SeDebugPrivilege	1836	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

shipmt. docs.exe

description	pid	process	target process
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe
PID 1432 wrote to memory of 1836	1432	shipmt. docs.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\shipmt. docs.exe
"C:\Users\Admin\AppData\Local\Temp\shipmt. docs.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1432

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1836

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe
MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/1432-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1836-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1836-5-0x00000000004470BE-mapping.dmp

Download
memory/1836-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1836-8-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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