agenttesla | c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b

Analysis

max time kernel
131s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
19/06/2024, 01:59

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General

Target
c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe
Size 1.1MB
Sample240619-cec8vasama
SHA256 c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b
MD5 b4692a7d7be3798dc715deb097b2efb1
SHA1 9c1891bd7b46da3e2c210fa81b8307b299830ddc
SHA512 237a9447f7fb8fceaaa9592ecb60001ada9d2c0d8b47bd22808ef41fc61ebb58f10ca2a904bf4cc719d51cab7becc6fdea8a6ddfdc6d301540e9e5fd5746dbcd
SSDEEP 24576:6AHnh+eWsN3skA4RV1Hom2KXMmHaKA8apRxRjlYBhdw5z5:Nh+ZkldoPK8YaKA8IxdlYB3wj
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.livvangbattery.com
Port
587
Username
[email protected]
Password
Kakarrazzy45$
Email to
[email protected]

Signatures

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

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
5080	samples.exe

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\YVCcTv = "C:\\Users\\Admin\\AppData\\Roaming\\YVCcTv\\YVCcTv.exe"	RegSvcs.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
14	api.ipify.org
15	api.ipify.org
16	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x0002000000022a48-13.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5080 set thread context of 844	5080	samples.exe	93

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
844	RegSvcs.exe
844	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5080	samples.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	844	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2696	c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe
2696	c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe
5080	samples.exe
5080	samples.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2696	c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe
2696	c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe
5080	samples.exe
5080	samples.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 5080	2696	c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe	92
PID 2696 wrote to memory of 5080	2696	c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe	92
PID 2696 wrote to memory of 5080	2696	c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe	92
PID 5080 wrote to memory of 844	5080	samples.exe	93
PID 5080 wrote to memory of 844	5080	samples.exe	93
PID 5080 wrote to memory of 844	5080	samples.exe	93
PID 5080 wrote to memory of 844	5080	samples.exe	93

C:\Users\Admin\AppData\Local\Temp\c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe
"C:\Users\Admin\AppData\Local\Temp\c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe"
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Users\Admin\AppData\Local\directory\samples.exe
  "C:\Users\Admin\AppData\Local\Temp\c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:5080
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b.exe"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:844

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=4456,i,2607710392823067546,4648797561512801463,262144 --variations-seed-version --mojo-platform-channel-handle=1304 /prefetch:8
1⤵
PID:4436

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

biopsies

Path C:\Users\Admin\AppData\Local\Temp\biopsies
Size 239KB
SHA256 df0e442f23fa28df14cc4a2b3e6f70de40efd88f6324fb92ec0361e6a8d2e052
MD5 c13e586ac8436b36ca0e58bb2f6315e7
SHA1 f810b843e323af826b4a27633231a1fb01600abd
SHA512 642a3674fd6593681a382235aad3793a09f925837410a5b7e1faa0f7b4f7d631d0d617f1781a32e8777b4ac5a223c75dc55464e0af22ca2b7785961f1b13469f
SSDEEP 6144:e6bBn+p2jiqurFiNOwV0zJKuQ8a1z5Fic2T6y+:e6F2F0NhSJ7Q/rXx
MD5 SHA1 SHA512 SSDEEP

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thixophobia

Path C:\Users\Admin\AppData\Local\Temp\thixophobia
Size 28KB
SHA256 61b2ec8a02934513af45ebb2f9638ed24ff87abc49db9909eb7c219ee433c2d3
MD5 ceb00009587cbab71a1e9150415a8ffa
SHA1 f61231dc166504c0ff14400b55002e99b30c22c6
SHA512 6f52e83c1b2c3c5fe7fa90400748856beae794a24ffffbf2c353fb72c5135fa02edf6e94497f316c067a5f58867f523e7176bd7a57b5905039e4642da89e8ac5
SSDEEP 768:+fiTZ+2QoioGRk6ZklputwjpjBkCiw2RuJ3nXKUrvzjsNbp+IWV24vfF3if6gy6K:yiTZ+2QoioGRk6ZklputwjpjBkCiw2RS
MD5 SHA1 SHA512 SSDEEP

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samples.exe

Path C:\Users\Admin\AppData\Local\directory\samples.exe
Size 1.1MB
SHA256 c2a31fc8a9b96960576cd9bb519b32705b3d07285f3f3983a501305e51cd567b
MD5 b4692a7d7be3798dc715deb097b2efb1
SHA1 9c1891bd7b46da3e2c210fa81b8307b299830ddc
SHA512 237a9447f7fb8fceaaa9592ecb60001ada9d2c0d8b47bd22808ef41fc61ebb58f10ca2a904bf4cc719d51cab7becc6fdea8a6ddfdc6d301540e9e5fd5746dbcd
SSDEEP 24576:6AHnh+eWsN3skA4RV1Hom2KXMmHaKA8apRxRjlYBhdw5z5:Nh+ZkldoPK8YaKA8IxdlYB3wj
MD5 SHA1 SHA512 SSDEEP

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memory/844-30-0x0000000005000000-0x00000000055A4000-memory.dmp

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memory/844-28-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/844-29-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

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memory/844-31-0x0000000004BD0000-0x0000000004C36000-memory.dmp

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memory/844-32-0x0000000074BF0000-0x00000000753A0000-memory.dmp

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memory/844-34-0x0000000006040000-0x0000000006090000-memory.dmp

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memory/844-35-0x0000000006130000-0x00000000061C2000-memory.dmp

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memory/844-36-0x00000000060C0000-0x00000000060CA000-memory.dmp

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memory/844-37-0x0000000074BFE000-0x0000000074BFF000-memory.dmp

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memory/844-38-0x0000000074BF0000-0x00000000753A0000-memory.dmp

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memory/2696-10-0x0000000002540000-0x0000000002544000-memory.dmp

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