agenttesla | 1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558

General

Target

1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe
Size

1.1MB
MD5

e2de058cfd498c235444f14cab7aa41f
SHA1

8f0d9f0bb0bb5985ad8aa19ec49b43b5b39f7ab6
SHA256

1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558
SHA512

00f99849f8bbfa8cf025262c02c026de6c632e745a3c1744fc45ff0d9a5c522fdc8fc3d068934801f9af7fedc8f3091a89b329733463e2107e1ad12b39323198
SSDEEP

24576:5AHnh+eWsN3skA4RV1Hom2KXMmHacIZ02cftB8wxCj5:Ah+ZkldoPK8Yac0fcFB8wk

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
s30.securelayernetwork.com
Port:
587
Username:
[email protected]
Password:
%lmb-a,[(1ty
Email To:
[email protected]

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SzvWIzD = "C:\\Users\\Admin\\AppData\\Roaming\\SzvWIzD\\SzvWIzD.exe"	RegSvcs.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.

flow	ioc
3	api.ipify.org
7	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4036 set thread context of 3952	4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe	92

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1416	4036	WerFault.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3952	RegSvcs.exe
3952	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3952	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe
4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe
4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 3952	4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe	92
PID 4036 wrote to memory of 3952	4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe	92
PID 4036 wrote to memory of 3952	4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe	92
PID 4036 wrote to memory of 3952	4036	1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe	92

C:\Users\Admin\AppData\Local\Temp\1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe
"C:\Users\Admin\AppData\Local\Temp\1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\1b1a6c5636815d8778754725578613cd8809a0b393c0104d5ead0f1f33d7f558.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4036 -s 744
  2⤵
  - Program crash
  PID:1416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4036 -ip 4036
1⤵
PID:1032

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4212,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
1⤵
PID:1844

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3952-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3952-12-0x0000000073CBE000-0x0000000073CBF000-memory.dmp

Filesize
4KB

Download
memory/3952-13-0x0000000005DF0000-0x0000000006394000-memory.dmp

Filesize
5.6MB

Download
memory/3952-14-0x0000000005A50000-0x0000000005AB6000-memory.dmp

Filesize
408KB

Download
memory/3952-15-0x0000000073CB0000-0x0000000074460000-memory.dmp

Filesize
7.7MB

Download
memory/3952-16-0x0000000073CBE000-0x0000000073CBF000-memory.dmp

Filesize
4KB

Download
memory/3952-17-0x0000000073CB0000-0x0000000074460000-memory.dmp

Filesize
7.7MB

Download
memory/3952-20-0x0000000007030000-0x0000000007080000-memory.dmp

Filesize
320KB

Download
memory/3952-21-0x0000000007120000-0x00000000071B2000-memory.dmp

Filesize
584KB

Download
memory/3952-22-0x00000000070B0000-0x00000000070BA000-memory.dmp

Filesize
40KB

Download
memory/4036-10-0x0000000004440000-0x0000000004444000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads