agenttesla | 71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abb

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2023 19:29

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General

Target

71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
Size

682KB
MD5

4a11aed7d263252807bf7f008d26d011
SHA1

788f417460c624fba149ef89072330b0eb9e3fda
SHA256

71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abb
SHA512

6fa8a62aabac5f4d6836ca195a53b75a8aefd6441adffe043786db89f1ab98c2583fe69e0129e7fe77407181db8f536a747f4e18207d8092773ee28ff29d90a2
SSDEEP

12288:/+ueH5qK1FRofCUva0ghfx/Bk8Wnpb4KVMQyanTvPGl6fzeO3MUUi:KqK90PAfVBk8Op1VZvPGlmzV3M

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-1-5-21-2598572287-1024438387-935107970-1000\Control Panel\International\Geo\Nation	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.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-1-5-21-2598572287-1024438387-935107970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\oIjuwq = "C:\\Users\\Admin\\AppData\\Roaming\\oIjuwq\\oIjuwq.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
49	api.ipify.org
50	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1860 set thread context of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107

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
1520	1644	WerFault.exe	107

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
2868	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
3552	powershell.exe
1644	RegSvcs.exe
1644	RegSvcs.exe
3552	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
Token: SeDebugPrivilege	3552	powershell.exe
Token: SeDebugPrivilege	1644	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 3552	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	103
PID 1860 wrote to memory of 3552	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	103
PID 1860 wrote to memory of 3552	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	103
PID 1860 wrote to memory of 2868	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	105
PID 1860 wrote to memory of 2868	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	105
PID 1860 wrote to memory of 2868	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	105
PID 1860 wrote to memory of 3012	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	106
PID 1860 wrote to memory of 3012	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	106
PID 1860 wrote to memory of 3012	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	106
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107
PID 1860 wrote to memory of 1644	1860	71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe	107

C:\Users\Admin\AppData\Local\Temp\71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe
"C:\Users\Admin\AppData\Local\Temp\71e5c4006ab60a5e9e6830c1eab07c23f018cd443cf5998f0ed89976eeb15abbexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UPfFpn.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3552
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UPfFpn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBF87.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:3012
- 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:1644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 2068
    3⤵
    - Program crash
    PID:1520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1644 -ip 1644
1⤵
PID:960

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_daliaisi.jxo.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBF87.tmp

Filesize
1KB

MD5
e4e0a01f128be882dd58ded2b18f2bdf

SHA1
bef12f7efdbc223e857a2c9cf2ee718dbff595cb

SHA256
42334afa8c0c99a12091cc030a78cb523500f3948f93cf17b37bf154ff1f46af

SHA512
87c311fe0d46af16d61e5898e151196902998b2bb107885ed27e80f4bbacafecf5a0feed3b4e6742b4928179e0011d00c4dc089852f8b69b50f165e146db3c3d

Download Submit
memory/1644-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1644-69-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/1644-28-0x0000000004EA0000-0x0000000004F06000-memory.dmp

Filesize
408KB

Download
memory/1644-25-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/1860-5-0x0000000004DD0000-0x0000000004DDA000-memory.dmp

Filesize
40KB

Download
memory/1860-23-0x0000000004EB0000-0x0000000004EC0000-memory.dmp

Filesize
64KB

Download
memory/1860-7-0x0000000005D90000-0x0000000005D98000-memory.dmp

Filesize
32KB

Download
memory/1860-9-0x00000000064C0000-0x000000000653C000-memory.dmp

Filesize
496KB

Download
memory/1860-10-0x0000000008A80000-0x0000000008B1C000-memory.dmp

Filesize
624KB

Download
memory/1860-6-0x0000000006490000-0x00000000064AA000-memory.dmp

Filesize
104KB

Download
memory/1860-19-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/1860-8-0x0000000005DB0000-0x0000000005DBA000-memory.dmp

Filesize
40KB

Download
memory/1860-26-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/1860-0-0x0000000000160000-0x0000000000210000-memory.dmp

Filesize
704KB

Download
memory/1860-4-0x0000000004EB0000-0x0000000004EC0000-memory.dmp

Filesize
64KB

Download
memory/1860-2-0x00000000051E0000-0x0000000005784000-memory.dmp

Filesize
5.6MB

Download
memory/1860-3-0x0000000004C30000-0x0000000004CC2000-memory.dmp

Filesize
584KB

Download
memory/1860-1-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/3552-21-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3552-43-0x00000000069B0000-0x00000000069E2000-memory.dmp

Filesize
200KB

Download
memory/3552-27-0x0000000005510000-0x0000000005532000-memory.dmp

Filesize
136KB

Download
memory/3552-40-0x00000000063D0000-0x00000000063EE000-memory.dmp

Filesize
120KB

Download
memory/3552-41-0x0000000006430000-0x000000000647C000-memory.dmp

Filesize
304KB

Download
memory/3552-39-0x0000000005F60000-0x00000000062B4000-memory.dmp

Filesize
3.3MB

Download
memory/3552-18-0x00000000055F0000-0x0000000005C18000-memory.dmp

Filesize
6.2MB

Download
memory/3552-17-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/3552-15-0x0000000004E00000-0x0000000004E36000-memory.dmp

Filesize
216KB

Download
memory/3552-42-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3552-44-0x0000000070D90000-0x0000000070DDC000-memory.dmp

Filesize
304KB

Download
memory/3552-55-0x0000000007640000-0x00000000076E3000-memory.dmp

Filesize
652KB

Download
memory/3552-54-0x0000000006990000-0x00000000069AE000-memory.dmp

Filesize
120KB

Download
memory/3552-22-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/3552-57-0x00000000076F0000-0x000000000770A000-memory.dmp

Filesize
104KB

Download
memory/3552-56-0x0000000007D70000-0x00000000083EA000-memory.dmp

Filesize
6.5MB

Download
memory/3552-58-0x0000000007760000-0x000000000776A000-memory.dmp

Filesize
40KB

Download
memory/3552-59-0x0000000007970000-0x0000000007A06000-memory.dmp

Filesize
600KB

Download
memory/3552-60-0x00000000078F0000-0x0000000007901000-memory.dmp

Filesize
68KB

Download
memory/3552-62-0x0000000007920000-0x000000000792E000-memory.dmp

Filesize
56KB

Download
memory/3552-63-0x0000000007930000-0x0000000007944000-memory.dmp

Filesize
80KB

Download
memory/3552-64-0x0000000007A30000-0x0000000007A4A000-memory.dmp

Filesize
104KB

Download
memory/3552-65-0x0000000007A10000-0x0000000007A18000-memory.dmp

Filesize
32KB

Download
memory/3552-68-0x0000000075150000-0x0000000075900000-memory.dmp

Filesize
7.7MB

Download
memory/3552-31-0x0000000005D10000-0x0000000005D76000-memory.dmp

Filesize
408KB

Download