agenttesla | 0cfbe133465059e9d21adb0ee0bcf53ecb2f3459bc258b9a78c6a56cfbf15f27

Analysis

max time kernel
139s
max time network
114s
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, 07:37

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General

Target
Paid Invoice #907238.exe
Size 688KB
Sample240508-jfx3zacb67
SHA256 0cfbe133465059e9d21adb0ee0bcf53ecb2f3459bc258b9a78c6a56cfbf15f27
MD5 d20d8dd04625910814086b4f98fc55a6
SHA1 01dfe8a799f4ea1397cb1aaaa8e14aca218dd3a3
SHA512 42ee37ddf6571f68a60e851285a88ce341fe26748774dc6c0d403b53d7b519860d6043a2023a620a7076738f17b0b184a988629d6ded337ad8a951a3a9330513
SSDEEP 12288:jr3/T3/fVrTtK3/d8ynfW57rNtlNJsEIPiddmbU4wbbMl13bwgu8Nnbh3/43/:/rXVrTtKLns/ltI6abU4wkZwgDnbhA
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
smtp
Host
us2.smtp.mailhostbox.com
Port
587
Username
[email protected]
Password
PMOYQrU0

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
us2.smtp.mailhostbox.com
Port
587
Username
[email protected]
Password
PMOYQrU0
Email to
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3936	powershell.exe
3464	powershell.exe

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-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation	Paid Invoice #907238.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Looks up external IP address via web service 1 IoCs

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

flow	ioc
32	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5064 set thread context of 2856	5064	Paid Invoice #907238.exe	103

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

System Information Discovery
T1082

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
5060	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
5064	Paid Invoice #907238.exe
3464	powershell.exe
3464	powershell.exe
3936	powershell.exe
3936	powershell.exe
5064	Paid Invoice #907238.exe
5064	Paid Invoice #907238.exe
5064	Paid Invoice #907238.exe
5064	Paid Invoice #907238.exe
3464	powershell.exe
3936	powershell.exe
2856	Paid Invoice #907238.exe
2856	Paid Invoice #907238.exe
2856	Paid Invoice #907238.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	5064	Paid Invoice #907238.exe
Token: SeDebugPrivilege	3936	powershell.exe
Token: SeDebugPrivilege	3464	powershell.exe
Token: SeDebugPrivilege	2856	Paid Invoice #907238.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 3936	5064	Paid Invoice #907238.exe	96
PID 5064 wrote to memory of 3936	5064	Paid Invoice #907238.exe	96
PID 5064 wrote to memory of 3936	5064	Paid Invoice #907238.exe	96
PID 5064 wrote to memory of 3464	5064	Paid Invoice #907238.exe	98
PID 5064 wrote to memory of 3464	5064	Paid Invoice #907238.exe	98
PID 5064 wrote to memory of 3464	5064	Paid Invoice #907238.exe	98
PID 5064 wrote to memory of 5060	5064	Paid Invoice #907238.exe	100
PID 5064 wrote to memory of 5060	5064	Paid Invoice #907238.exe	100
PID 5064 wrote to memory of 5060	5064	Paid Invoice #907238.exe	100
PID 5064 wrote to memory of 2576	5064	Paid Invoice #907238.exe	102
PID 5064 wrote to memory of 2576	5064	Paid Invoice #907238.exe	102
PID 5064 wrote to memory of 2576	5064	Paid Invoice #907238.exe	102
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103
PID 5064 wrote to memory of 2856	5064	Paid Invoice #907238.exe	103

C:\Users\Admin\AppData\Local\Temp\Paid Invoice #907238.exe
"C:\Users\Admin\AppData\Local\Temp\Paid Invoice #907238.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5064
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Paid Invoice #907238.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3936
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CsrqNkKedp.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3464
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CsrqNkKedp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6BD9.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:5060
- C:\Users\Admin\AppData\Local\Temp\Paid Invoice #907238.exe
  "C:\Users\Admin\AppData\Local\Temp\Paid Invoice #907238.exe"
  2⤵
  PID:2576
- C:\Users\Admin\AppData\Local\Temp\Paid Invoice #907238.exe
  "C:\Users\Admin\AppData\Local\Temp\Paid Invoice #907238.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
MD5 968cb9309758126772781b83adb8a28f
SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 18KB
SHA256 a5b4e1c1daee5a33aa5e2f4acabb3fc2d064016947c2c74bd381eca8a1055b06
MD5 2728160e379ba9678114a5626e0c7b0f
SHA1 120b5f1aa500d65ec0f2159922ced962ce315448
SHA512 2eb8a24e7b30d67084a690616565636dea930ab2e3aae4f05e110674cb91dffd83ef201f73b1bda199d65979dc943ba461f1a8f924ea5fc391edbbbac5c5327e
SSDEEP 384:4sf+BO9i+IYTWR0PyCnBiRJJk+o9o2T7K6seYOME/N03SoZHfYSg0jEDkeQ0gdIt:VfAgdPRoR4jo2T7Nlr2SWWKEDjCq3
MD5 SHA1 SHA512 SSDEEP

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__PSScriptPolicyTest_ffninlwd.tin.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ffninlwd.tin.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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tmp6BD9.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp6BD9.tmp
Size 1KB
SHA256 967732e36106d1463f878756d9e6a1df2868546ac9c52db9c7c401b1f755593a
MD5 92439a73f006c79d0ceacab0084db566
SHA1 94a582e9dd4cee1b6794826aab2a5019d140771d
SHA512 bd2ae07eafa2d5b1e62662661d3269b0196c095699d3b13fffe31dc72e2cd052b23b64225ed8ddd183011e6fb1b0097ffcab6ecc41cf8e289f8514ca73748582
MD5 SHA1 SHA512

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memory/2856-89-0x0000000006B60000-0x0000000006BB0000-memory.dmp

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memory/2856-43-0x0000000000400000-0x0000000000442000-memory.dmp

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memory/3464-44-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3464-46-0x0000000006020000-0x000000000603E000-memory.dmp

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memory/3464-84-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3464-81-0x0000000007680000-0x0000000007688000-memory.dmp

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memory/3464-80-0x0000000007690000-0x00000000076AA000-memory.dmp

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memory/3464-15-0x00000000051A0000-0x00000000057C8000-memory.dmp

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memory/3464-79-0x00000000075A0000-0x00000000075B4000-memory.dmp

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memory/3464-78-0x0000000007590000-0x000000000759E000-memory.dmp

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memory/3464-67-0x0000000007540000-0x0000000007551000-memory.dmp

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memory/3464-66-0x00000000075C0000-0x0000000007656000-memory.dmp

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memory/3464-65-0x00000000073B0000-0x00000000073BA000-memory.dmp

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memory/3464-21-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3464-22-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3464-63-0x0000000007980000-0x0000000007FFA000-memory.dmp

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memory/3464-64-0x0000000007340000-0x000000000735A000-memory.dmp

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memory/3464-50-0x0000000006FC0000-0x0000000006FF2000-memory.dmp

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memory/3464-62-0x0000000007000000-0x00000000070A3000-memory.dmp

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memory/3464-61-0x0000000006FA0000-0x0000000006FBE000-memory.dmp

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memory/3464-51-0x000000006FC30000-0x000000006FC7C000-memory.dmp

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memory/3936-49-0x0000000006540000-0x000000000658C000-memory.dmp

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memory/3936-19-0x0000000005670000-0x00000000056D6000-memory.dmp

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memory/3936-88-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3936-14-0x00000000049D0000-0x0000000004A06000-memory.dmp

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memory/3936-16-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3936-20-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3936-47-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/3936-37-0x0000000005860000-0x0000000005BB4000-memory.dmp

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memory/3936-68-0x000000006FC30000-0x000000006FC7C000-memory.dmp

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memory/3936-17-0x0000000004EA0000-0x0000000004EC2000-memory.dmp

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memory/3936-18-0x0000000004F40000-0x0000000004FA6000-memory.dmp

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memory/5064-6-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/5064-5-0x0000000004D10000-0x0000000004D26000-memory.dmp

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memory/5064-0-0x00000000749FE000-0x00000000749FF000-memory.dmp

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memory/5064-4-0x0000000004D00000-0x0000000004D0A000-memory.dmp

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memory/5064-48-0x00000000749F0000-0x00000000751A0000-memory.dmp

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memory/5064-9-0x0000000007FB0000-0x000000000804C000-memory.dmp

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memory/5064-8-0x0000000005A00000-0x0000000005A84000-memory.dmp

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memory/5064-3-0x0000000004D30000-0x0000000004DC2000-memory.dmp

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memory/5064-2-0x00000000053D0000-0x0000000005974000-memory.dmp

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memory/5064-7-0x0000000004DF0000-0x0000000004E06000-memory.dmp

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memory/5064-1-0x0000000000290000-0x0000000000340000-memory.dmp

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