agenttesla | 7b8031870a1c929babcc62d53380a715d58306d01c64802aadd02395980c0c2c

General

Target

0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe
Size

189KB
MD5

0d77c233ad10bf898cff828fbdbc9ffe
SHA1

6b84a3792283b7f8a40e2a45ce7c71fd8b980074
SHA256

0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6
SHA512

c07db782b45e863d99effdac80d540ac064e5e6fed3ed65ea58811ca9490a84140ec76da26b204fbc7621be95049ad82371f45ead147c9e847e119199551f84f
SSDEEP

3072:lfY/TU9fE9PEtuDXXbMjtUHQGnB4xrdUL+DTL6yUWdqKdz87wm6sAd2Hq5mfSRmh:pYa61XLMjOHa0L+DTL68P+wBs6h/msPQ

Score

10^/10

agenttesla keylogger spyware stealer trojan upx

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
4172	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe

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

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1752-6-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral2/memory/1752-8-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral2/memory/1752-10-0x0000000000400000-0x0000000000444000-memory.dmp	upx
behavioral2/memory/1752-18-0x0000000000400000-0x0000000000444000-memory.dmp	upx

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
13	api.ipify.org
14	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4172 set thread context of 1752	4172	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe	80

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

System Information Discovery
T1082

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4172	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1752	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4172 wrote to memory of 1752	4172	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe	80
PID 4172 wrote to memory of 1752	4172	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe	80
PID 4172 wrote to memory of 1752	4172	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe	80
PID 4172 wrote to memory of 1752	4172	0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe	80

C:\Users\Admin\AppData\Local\Temp\0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe
"C:\Users\Admin\AppData\Local\Temp\0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4172
- C:\Users\Admin\AppData\Local\Temp\0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe
  "C:\Users\Admin\AppData\Local\Temp\0089bcdf0c660639798818335cb22ee9b11ea4794f564a46e015d4307eac0fe6.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nseD004.tmp\womsti.dll

Filesize
11KB

MD5
3f0af2956a44fe074bdd2f60ffce6a6d

SHA1
111051dfeac297e2e928719bfd70a86f361d96da

SHA256
0c9ddbcac27dc68e5ac6dc3c3213cce34501e0aaad8f92e9d63282e7a15abc56

SHA512
d0005afc16ac4476ddd853fb183e4994204c590b70513c1407206673456c6445fa44b1d5f69a05a6e3632bf580dd1150ebed3fc4159fde07f1d5bcd1a74d53c9

Download Submit
memory/1752-14-0x0000000004AA0000-0x0000000005044000-memory.dmp

Filesize
5.6MB

Download
memory/1752-17-0x0000000006110000-0x000000000611A000-memory.dmp

Filesize
40KB

Download
memory/1752-8-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1752-10-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1752-11-0x0000000075430000-0x0000000075BE0000-memory.dmp

Filesize
7.7MB

Download
memory/1752-12-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/1752-13-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/1752-25-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/1752-6-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1752-15-0x0000000004A20000-0x0000000004A86000-memory.dmp

Filesize
408KB

Download
memory/1752-16-0x0000000006040000-0x00000000060D2000-memory.dmp

Filesize
584KB

Download
memory/1752-18-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/1752-19-0x00000000061C0000-0x0000000006210000-memory.dmp

Filesize
320KB

Download
memory/1752-20-0x0000000006430000-0x00000000065F2000-memory.dmp

Filesize
1.8MB

Download
memory/1752-21-0x0000000075430000-0x0000000075BE0000-memory.dmp

Filesize
7.7MB

Download
memory/1752-22-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/1752-24-0x0000000004A90000-0x0000000004AA0000-memory.dmp

Filesize
64KB

Download
memory/4172-5-0x0000000000A50000-0x0000000000A52000-memory.dmp

Filesize
8KB

Download

Analysis

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