agenttesla | 0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9

General

Target

0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe
Size

599KB
MD5

9b46500828b338eb4cda1d49bed1f791
SHA1

fe2f2d5e222765e585a61f80c33b061f643e7107
SHA256

0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9
SHA512

5a6e39f1064f7a1db77fe8aab9da039f9340630ecf1379ef28061d857908107ccc884389fdc064d13b5c80fabc417d5d4061a718465f0301e9494c8db109e918
SSDEEP

12288:AYV6MorX7qzuC3QHO9FQVHPF51jgcQxNAQ8d6dLOXsGdxpM8E:fBXu9HGaVHdkLO/LE

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.antoniomayol.com:21
Port:
21
Username:
[email protected]
Password:
cMhKDQUk1{;%

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\outvaunts.vbs	outvaunts.exe

Executes dropped EXE 1 IoCs

pid	Process
1576	outvaunts.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
14	ip-api.com

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4592-12-0x00000000003B0000-0x0000000000509000-memory.dmp	autoit_exe
behavioral2/memory/1576-22-0x0000000001830000-0x0000000001C30000-memory.dmp	autoit_exe
behavioral2/memory/1576-26-0x0000000000A30000-0x0000000000B89000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1576 set thread context of 2548	1576	outvaunts.exe	88

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4592-0-0x00000000003B0000-0x0000000000509000-memory.dmp	upx
behavioral2/files/0x000a000000023b89-10.dat	upx
behavioral2/memory/1576-13-0x0000000000A30000-0x0000000000B89000-memory.dmp	upx
behavioral2/memory/4592-12-0x00000000003B0000-0x0000000000509000-memory.dmp	upx
behavioral2/memory/1576-26-0x0000000000A30000-0x0000000000B89000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	outvaunts.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2548	RegSvcs.exe
2548	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1576	outvaunts.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4592	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe
4592	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe
1576	outvaunts.exe
1576	outvaunts.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
4592	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe
4592	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe
1576	outvaunts.exe
1576	outvaunts.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 1576	4592	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe	87
PID 4592 wrote to memory of 1576	4592	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe	87
PID 4592 wrote to memory of 1576	4592	0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe	87
PID 1576 wrote to memory of 2548	1576	outvaunts.exe	88
PID 1576 wrote to memory of 2548	1576	outvaunts.exe	88
PID 1576 wrote to memory of 2548	1576	outvaunts.exe	88
PID 1576 wrote to memory of 2548	1576	outvaunts.exe	88

C:\Users\Admin\AppData\Local\Temp\0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe
"C:\Users\Admin\AppData\Local\Temp\0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4592
- C:\Users\Admin\AppData\Local\kinematical\outvaunts.exe
  "C:\Users\Admin\AppData\Local\Temp\0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1576
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\unnervousness

Filesize
239KB

MD5
bfe52729d63dc4e1d9d17cf71636ff77

SHA1
451594448e8a3292016c5782ec4cd5474711c90a

SHA256
70ed8c3a103bb5402268ee205f24b77566c8cf12b7a38e9ee94fe2c844ab1835

SHA512
c3f303b7383a3a7528af556befc939c227f6c5246beb9b9ff3a5d97a537bb4d8c6da6fc6a45faec5d1c8c2f489dca788bdb792e2dc91dda71149ab6234cb4b92

Download Submit
C:\Users\Admin\AppData\Local\kinematical\outvaunts.exe

Filesize
599KB

MD5
9b46500828b338eb4cda1d49bed1f791

SHA1
fe2f2d5e222765e585a61f80c33b061f643e7107

SHA256
0502e71249410dba419218374909428d7d53cca90c3cfe8861b7f8eae432a4b9

SHA512
5a6e39f1064f7a1db77fe8aab9da039f9340630ecf1379ef28061d857908107ccc884389fdc064d13b5c80fabc417d5d4061a718465f0301e9494c8db109e918

Download Submit
memory/1576-26-0x0000000000A30000-0x0000000000B89000-memory.dmp

Filesize
1.3MB

Download
memory/1576-13-0x0000000000A30000-0x0000000000B89000-memory.dmp

Filesize
1.3MB

Download
memory/1576-22-0x0000000001830000-0x0000000001C30000-memory.dmp

Filesize
4.0MB

Download
memory/2548-30-0x0000000074060000-0x0000000074810000-memory.dmp

Filesize
7.7MB

Download
memory/2548-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2548-27-0x000000007406E000-0x000000007406F000-memory.dmp

Filesize
4KB

Download
memory/2548-28-0x00000000053E0000-0x0000000005984000-memory.dmp

Filesize
5.6MB

Download
memory/2548-29-0x0000000004EA0000-0x0000000004F06000-memory.dmp

Filesize
408KB

Download
memory/2548-31-0x0000000006170000-0x00000000061C0000-memory.dmp

Filesize
320KB

Download
memory/2548-32-0x0000000006260000-0x00000000062F2000-memory.dmp

Filesize
584KB

Download
memory/2548-33-0x00000000061F0000-0x00000000061FA000-memory.dmp

Filesize
40KB

Download
memory/2548-34-0x000000007406E000-0x000000007406F000-memory.dmp

Filesize
4KB

Download
memory/2548-35-0x0000000074060000-0x0000000074810000-memory.dmp

Filesize
7.7MB

Download
memory/4592-12-0x00000000003B0000-0x0000000000509000-memory.dmp

Filesize
1.3MB

Download
memory/4592-7-0x0000000000DF0000-0x00000000011F0000-memory.dmp

Filesize
4.0MB

Download
memory/4592-0-0x00000000003B0000-0x0000000000509000-memory.dmp

Filesize
1.3MB

Download

Analysis

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