agenttesla | 8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd

General

Target

8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe
Size

2.6MB
MD5

253d4a12c462eec79e0d37f61da950a8
SHA1

3d0612dc7099303cb4969b154cd341f43f2d6ea1
SHA256

8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd
SHA512

7a736c3022a38b486a39baaa33c03856e87fd7d96491f7dad85651b44297ca472e436580532c73c771534a4d9e56d4b94e573e4189bd2adc3253d5006e6644c0
SSDEEP

49152:KQkrHtOkGexUbnB8AFQ+pT4qkT39i7pr6moeEH5+4E9lZOHPg92js6KS+z7xBA9W:UJRc/8AP9SpmLFGC

Score

10^/10

agenttesla agilenet keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mediszintech.com
Port:
587
Username:
diagnosztika@mediszintech.com
Password:
NZhKyiu%5

Signatures

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

AgentTesla payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1588-63-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1588-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1588-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1588-66-0x00000000004375BE-mapping.dmp	family_agenttesla
behavioral1/memory/1588-69-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1588-71-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

InstallUtil.exe

pid process

1588 InstallUtil.exe
Loads dropped DLL 1 IoCs

Processes:

8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe

pid process

2036 8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe

pid	process
1588	InstallUtil.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/2036-56-0x00000000050D0000-0x00000000050F8000-memory.dmp	agile_net

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

InstallUtil.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\icloud = "C:\\Users\\Admin\\AppData\\Roaming\\icloud\\icloud.exe"	InstallUtil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe

description	pid	process	target process
PID 2036 set thread context of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exeInstallUtil.exe

pid	process
2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe
2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe
1588	InstallUtil.exe
1588	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe
Token: SeDebugPrivilege	1588	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe

description	pid	process	target process
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe
PID 2036 wrote to memory of 1588	2036	8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe
"C:\Users\Admin\AppData\Local\Temp\8f5e0961804ec2f74f682c5a15e71fa4f28c57ca5a0de30f96592bc0970438bd.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1588

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
\Users\Admin\AppData\Local\Temp\InstallUtil.exe
Filesize
40KB

MD5
91c9ae9c9a17a9db5e08b120e668c74c

SHA1
50770954c1ceb0bb6f1d5d3f2de2a0a065773723

SHA256
e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f

SHA512
ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

Download Submit
memory/1588-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1588-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1588-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1588-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1588-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1588-66-0x00000000004375BE-mapping.dmp

Download
memory/1588-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1588-71-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2036-58-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/2036-57-0x0000000000770000-0x0000000000784000-memory.dmp

Filesize
80KB

Download
memory/2036-54-0x0000000000DA0000-0x000000000103A000-memory.dmp

Filesize
2.6MB

Download
memory/2036-56-0x00000000050D0000-0x00000000050F8000-memory.dmp

Filesize
160KB

Download
memory/2036-55-0x0000000075591000-0x0000000075593000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads