agenttesla | b46e8ca307364d54af5e07839776af177f1a609dc50dfcb515dd0bf92876aee8

Analysis

max time kernel
145s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 19:22

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General

Target
WdWqhSMRsdKJxkl.exe
Size 882KB
Sample210429-pfrfpezgvx
SHA256 b46e8ca307364d54af5e07839776af177f1a609dc50dfcb515dd0bf92876aee8
MD5 111f7feaebac2ec0ce6cea59a2edfaa3
SHA1 5605805ceba306ac1585a89999d52363f98e3b27
SHA512 c8eaa2ec1831e533e245829e6b7b73601cad5619f9b35a2ee1caa5724146736ed562ad7668e7c44ddd3f5237a4ca88fa2e9256d20111ab4734ff55b10ca7b654
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot1794075395:AAHqEwxA2BA3sCAPTSXOH6qdJEfWftIwFoQ/sendDocument

Signatures

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

AgentTesla Payload 3 IoCs

resource	yara_rule
behavioral2/memory/4072-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4072-126-0x00000000004376FE-mapping.dmp	family_agenttesla
behavioral2/memory/4072-132-0x0000000005070000-0x000000000556E000-memory.dmp	family_agenttesla

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\scvhosts = "C:\\Users\\Admin\\AppData\\Roaming\\scvhosts\\scvhosts.exe"	WdWqhSMRsdKJxkl.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3944 set thread context of 4072	3944	WdWqhSMRsdKJxkl.exe	80

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3944	WdWqhSMRsdKJxkl.exe
3944	WdWqhSMRsdKJxkl.exe
4072	WdWqhSMRsdKJxkl.exe
4072	WdWqhSMRsdKJxkl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3944	WdWqhSMRsdKJxkl.exe
Token: SeDebugPrivilege	4072	WdWqhSMRsdKJxkl.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 736	3944	WdWqhSMRsdKJxkl.exe	79
PID 3944 wrote to memory of 736	3944	WdWqhSMRsdKJxkl.exe	79
PID 3944 wrote to memory of 736	3944	WdWqhSMRsdKJxkl.exe	79
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80
PID 3944 wrote to memory of 4072	3944	WdWqhSMRsdKJxkl.exe	80

C:\Users\Admin\AppData\Local\Temp\WdWqhSMRsdKJxkl.exe
"C:\Users\Admin\AppData\Local\Temp\WdWqhSMRsdKJxkl.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Users\Admin\AppData\Local\Temp\WdWqhSMRsdKJxkl.exe
  "C:\Users\Admin\AppData\Local\Temp\WdWqhSMRsdKJxkl.exe"
  2⤵
  PID:736
- C:\Users\Admin\AppData\Local\Temp\WdWqhSMRsdKJxkl.exe
  "C:\Users\Admin\AppData\Local\Temp\WdWqhSMRsdKJxkl.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4072

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3944-119-0x0000000005640000-0x0000000005641000-memory.dmp

Download

memory/3944-123-0x00000000016F0000-0x000000000176B000-memory.dmp

Download

memory/3944-118-0x00000000057A0000-0x00000000057A1000-memory.dmp

Download

memory/3944-114-0x0000000000D40000-0x0000000000D41000-memory.dmp

Download

memory/3944-120-0x0000000005900000-0x0000000005901000-memory.dmp

Download

memory/3944-121-0x00000000055D0000-0x000000000566C000-memory.dmp

Download

memory/3944-117-0x0000000005CA0000-0x0000000005CA1000-memory.dmp

Download

memory/3944-116-0x0000000005670000-0x0000000005671000-memory.dmp

Download

memory/3944-122-0x00000000074E0000-0x00000000074ED000-memory.dmp

Download

memory/3944-124-0x000000000A380000-0x000000000A3BE000-memory.dmp

Download

memory/4072-125-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/4072-132-0x0000000005070000-0x000000000556E000-memory.dmp

Download

memory/4072-133-0x00000000054C0000-0x00000000054C1000-memory.dmp

Download

memory/4072-134-0x0000000005D60000-0x0000000005D61000-memory.dmp

Download