agenttesla | 8a2fc6d9e2cc5549bc52b8914be340fbd0f72ae63d6f8b7959d1854342767e26

Analysis

max time kernel
134s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
08-05-2024 10:02

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General

Target

57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe
Size

767KB
MD5

57d4e5602ac60212f7c422321c9b0b80
SHA1

a6d42a59f9d8121cfaab73f4b2b416e229fbafcd
SHA256

8a2fc6d9e2cc5549bc52b8914be340fbd0f72ae63d6f8b7959d1854342767e26
SHA512

b725661cbd3d35d889289fb86a3ca2a6355768cd35e047ff82f64c7717759703c24af2f2ee7bc31f50af3fc073fe9a1dee560d71305f180a2cb56676021aeed0
SSDEEP

12288:BLS6MKtR/ZZ4xYalDPn+v1spR4R9xSQkyRZNQKMza1Nn9zD7N+bd0/:pS6MkR/ZytPnIY2bSQkyRZNXMzeN1o0/

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.strato.de
Port:
587
Username:
[email protected]
Password:
Oy1)8JSu_qPx(rzV_{Xu

Signatures

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

Detect ZGRat V1 2 IoCs

resource	yara_rule
behavioral2/memory/3132-5-0x0000000002BE0000-0x0000000002C38000-memory.dmp	family_zgrat_v1
behavioral2/memory/3132-7-0x0000000005200000-0x0000000005256000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

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-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zNAKSP = "C:\\Users\\Admin\\AppData\\Roaming\\zNAKSP\\zNAKSP.exe"	iexplore.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
19	api.ipify.org
20	api.ipify.org
23	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4648 set thread context of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3132	iexplore.exe
3132	iexplore.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3132	iexplore.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3132	iexplore.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86
PID 4648 wrote to memory of 3132	4648	57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe	86

C:\Users\Admin\AppData\Local\Temp\57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\57d4e5602ac60212f7c422321c9b0b80_NEIKI.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3132-11-0x00000000068A0000-0x00000000068F0000-memory.dmp

Filesize
320KB

Download
memory/3132-14-0x0000000006950000-0x000000000695A000-memory.dmp

Filesize
40KB

Download
memory/3132-13-0x0000000006A30000-0x0000000006AC2000-memory.dmp

Filesize
584KB

Download
memory/3132-12-0x0000000006990000-0x0000000006A2C000-memory.dmp

Filesize
624KB

Download
memory/3132-4-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/3132-5-0x0000000002BE0000-0x0000000002C38000-memory.dmp

Filesize
352KB

Download
memory/3132-6-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/3132-7-0x0000000005200000-0x0000000005256000-memory.dmp

Filesize
344KB

Download
memory/3132-8-0x0000000005420000-0x0000000005486000-memory.dmp

Filesize
408KB

Download
memory/4648-3-0x00007FFA2AC00000-0x00007FFA2B6C1000-memory.dmp

Filesize
10.8MB

Download
memory/4648-9-0x00007FFA2AC00000-0x00007FFA2B6C1000-memory.dmp

Filesize
10.8MB

Download
memory/4648-0-0x000002AD84940000-0x000002AD8496A000-memory.dmp

Filesize
168KB

Download
memory/4648-2-0x000002AD9EF70000-0x000002AD9F00E000-memory.dmp

Filesize
632KB

Download
memory/4648-1-0x00007FFA2AC03000-0x00007FFA2AC05000-memory.dmp

Filesize
8KB

Download