agenttesla | f80099a7582ca527be303b551c9efd3080fd8d729f29cada9113693399737229

Analysis

max time kernel
93s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20231201-en
resource tags

arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2023 10:10

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General

Target

PI # ARDFZC 0003722023.exe
Size

1.1MB
MD5

3e2a479e553002fa5a7632ff48328c9c
SHA1

4bfbf7edb54b0f7c64037a48674a6865a7ce844a
SHA256

f80099a7582ca527be303b551c9efd3080fd8d729f29cada9113693399737229
SHA512

def737da2e9f4650d41a711020c40acccfa5deaba4126a8f51dcebb646116f0df60a5ccf9fe14168faea1bc643522c2e2a6150db26a3806cd81a911f182c1bb5
SSDEEP

12288:vFkCRtvzGNWF+T1wn+dMhkZ5lilHBU2XHsS97nzJAgxXrYjdscZ+h/rOsIp5Rn4K:vFRtvzGNWBpK/liNnHscb7YjdsNDbIV

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.amtechcards.com
Port:
587
Username:
[email protected]
Password:
]i[a(tUWlmp%
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000\Control Panel\International\Geo\Nation	PI # ARDFZC 0003722023.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-1-5-21-2192493100-457715857-1189582111-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AmGHOWg = "C:\\Users\\Admin\\AppData\\Roaming\\AmGHOWg\\AmGHOWg.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
28	api.ipify.org
27	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3136 set thread context of 1252	3136	PI # ARDFZC 0003722023.exe	94

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4500	1252	WerFault.exe	94

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
644	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3136	PI # ARDFZC 0003722023.exe
3944	powershell.exe
3136	PI # ARDFZC 0003722023.exe
3136	PI # ARDFZC 0003722023.exe
3136	PI # ARDFZC 0003722023.exe
1252	RegSvcs.exe
1252	RegSvcs.exe
3944	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3136	PI # ARDFZC 0003722023.exe
Token: SeDebugPrivilege	3944	powershell.exe
Token: SeDebugPrivilege	1252	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 3944	3136	PI # ARDFZC 0003722023.exe	90
PID 3136 wrote to memory of 3944	3136	PI # ARDFZC 0003722023.exe	90
PID 3136 wrote to memory of 3944	3136	PI # ARDFZC 0003722023.exe	90
PID 3136 wrote to memory of 644	3136	PI # ARDFZC 0003722023.exe	92
PID 3136 wrote to memory of 644	3136	PI # ARDFZC 0003722023.exe	92
PID 3136 wrote to memory of 644	3136	PI # ARDFZC 0003722023.exe	92
PID 3136 wrote to memory of 4428	3136	PI # ARDFZC 0003722023.exe	95
PID 3136 wrote to memory of 4428	3136	PI # ARDFZC 0003722023.exe	95
PID 3136 wrote to memory of 4428	3136	PI # ARDFZC 0003722023.exe	95
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94
PID 3136 wrote to memory of 1252	3136	PI # ARDFZC 0003722023.exe	94

C:\Users\Admin\AppData\Local\Temp\PI # ARDFZC 0003722023.exe
"C:\Users\Admin\AppData\Local\Temp\PI # ARDFZC 0003722023.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eYabbCiXCEoiEZ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3944
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eYabbCiXCEoiEZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp830B.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:644
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1252 -s 2056
    3⤵
    - Program crash
    PID:4500
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1252 -ip 1252
1⤵
PID:5048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_51dnchlz.xv2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp830B.tmp

Filesize
1KB

MD5
af6db0e645d4e54972bc4aa541bcc28e

SHA1
d73d666b0c498fe2681160ecead3baca711fc1dd

SHA256
742f4be64a09aaf391de874ed21220eb11bd0feb571c9015f61451631c22c7cf

SHA512
e0e67afd60aadc6cd83a97b6bebc23a65d068b258702bdfc11a30dc7b861524699a00ced502d0c7884915b682a29a6dc0bd74238cd99b6120917da39c55cd648

Download Submit
memory/1252-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1252-37-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/1252-40-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/1252-70-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3136-10-0x00000000065E0000-0x000000000667C000-memory.dmp

Filesize
624KB

Download
memory/3136-3-0x00000000078C0000-0x0000000007952000-memory.dmp

Filesize
584KB

Download
memory/3136-8-0x0000000001510000-0x000000000151A000-memory.dmp

Filesize
40KB

Download
memory/3136-9-0x0000000008DD0000-0x0000000008E4A000-memory.dmp

Filesize
488KB

Download
memory/3136-6-0x0000000007D20000-0x0000000007D3A000-memory.dmp

Filesize
104KB

Download
memory/3136-5-0x0000000007A60000-0x0000000007A6A000-memory.dmp

Filesize
40KB

Download
memory/3136-4-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/3136-7-0x0000000001500000-0x0000000001508000-memory.dmp

Filesize
32KB

Download
memory/3136-2-0x0000000007E70000-0x0000000008414000-memory.dmp

Filesize
5.6MB

Download
memory/3136-39-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3136-1-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3136-20-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3136-31-0x0000000005520000-0x0000000005530000-memory.dmp

Filesize
64KB

Download
memory/3136-0-0x0000000000920000-0x0000000000A34000-memory.dmp

Filesize
1.1MB

Download
memory/3944-30-0x0000000005FA0000-0x0000000006006000-memory.dmp

Filesize
408KB

Download
memory/3944-54-0x0000000006B10000-0x0000000006B2E000-memory.dmp

Filesize
120KB

Download
memory/3944-21-0x0000000002D40000-0x0000000002D50000-memory.dmp

Filesize
64KB

Download
memory/3944-38-0x0000000006110000-0x0000000006464000-memory.dmp

Filesize
3.3MB

Download
memory/3944-18-0x0000000002D40000-0x0000000002D50000-memory.dmp

Filesize
64KB

Download
memory/3944-17-0x0000000005720000-0x0000000005D48000-memory.dmp

Filesize
6.2MB

Download
memory/3944-24-0x0000000005EC0000-0x0000000005F26000-memory.dmp

Filesize
408KB

Download
memory/3944-16-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3944-41-0x0000000006570000-0x000000000658E000-memory.dmp

Filesize
120KB

Download
memory/3944-42-0x0000000006630000-0x000000000667C000-memory.dmp

Filesize
304KB

Download
memory/3944-43-0x0000000007540000-0x0000000007572000-memory.dmp

Filesize
200KB

Download
memory/3944-44-0x0000000075080000-0x00000000750CC000-memory.dmp

Filesize
304KB

Download
memory/3944-55-0x0000000002D40000-0x0000000002D50000-memory.dmp

Filesize
64KB

Download
memory/3944-22-0x00000000054C0000-0x00000000054E2000-memory.dmp

Filesize
136KB

Download
memory/3944-56-0x0000000007780000-0x0000000007823000-memory.dmp

Filesize
652KB

Download
memory/3944-57-0x0000000007EF0000-0x000000000856A000-memory.dmp

Filesize
6.5MB

Download
memory/3944-58-0x00000000078B0000-0x00000000078CA000-memory.dmp

Filesize
104KB

Download
memory/3944-59-0x0000000007920000-0x000000000792A000-memory.dmp

Filesize
40KB

Download
memory/3944-60-0x0000000007B30000-0x0000000007BC6000-memory.dmp

Filesize
600KB

Download
memory/3944-61-0x0000000007AB0000-0x0000000007AC1000-memory.dmp

Filesize
68KB

Download
memory/3944-63-0x0000000007AE0000-0x0000000007AEE000-memory.dmp

Filesize
56KB

Download
memory/3944-64-0x0000000007AF0000-0x0000000007B04000-memory.dmp

Filesize
80KB

Download
memory/3944-65-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

Filesize
104KB

Download
memory/3944-66-0x0000000007BD0000-0x0000000007BD8000-memory.dmp

Filesize
32KB

Download
memory/3944-69-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/3944-15-0x0000000002C90000-0x0000000002CC6000-memory.dmp

Filesize
216KB

Download