agenttesla | 377eb922e14bd12146be4873fe968b8864cb1d6682e4f3244907add31feba517

General

Target

100 gab.exe
Size

1.2MB
MD5

38462e84ce0cb6d961452e6b0e20c83c
SHA1

86bf94777e67a820191cec9857182ff6d404539d
SHA256

8cc7a30b218d8c4e4dbeef936290a726ebfdb9ea1b9af35dab970ce4bb5352bc
SHA512

ce0c3020cdc5576d0437778db2e6521d77872a3d02c755430afdce41321c8489b2c80eff05beaa7bb8e63d3c4abc2298e3fdaca8bd2389027cf1cab4f3ec5820
SSDEEP

24576:QqGnNerctUvpL0V5Uk86JsJPG8ODWfMMFR5UitDJ6Bz5d:lctOpaWo8aWfLF/f6Bz5d

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5693068931:AAGSQSNIWDJM1FzeZVNHS020I9wVBrQdkRM/

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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	100 gab.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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	100 gab.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	100 gab.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	100 gab.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
47	api.ipify.org
48	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1156 set thread context of 1380	1156	100 gab.exe	92

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

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

T1053

pid	Process
992	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4372	powershell.exe
116	powershell.exe
4372	powershell.exe
116	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	116	powershell.exe
Token: SeDebugPrivilege	4372	powershell.exe
Token: SeDebugPrivilege	1380	100 gab.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 116	1156	100 gab.exe	86
PID 1156 wrote to memory of 116	1156	100 gab.exe	86
PID 1156 wrote to memory of 116	1156	100 gab.exe	86
PID 1156 wrote to memory of 4372	1156	100 gab.exe	88
PID 1156 wrote to memory of 4372	1156	100 gab.exe	88
PID 1156 wrote to memory of 4372	1156	100 gab.exe	88
PID 1156 wrote to memory of 992	1156	100 gab.exe	90
PID 1156 wrote to memory of 992	1156	100 gab.exe	90
PID 1156 wrote to memory of 992	1156	100 gab.exe	90
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92
PID 1156 wrote to memory of 1380	1156	100 gab.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	100 gab.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	100 gab.exe

C:\Users\Admin\AppData\Local\Temp\100 gab.exe
"C:\Users\Admin\AppData\Local\Temp\100 gab.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1156
- 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\100 gab.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:116
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\daHysTSY.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4372
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\daHysTSY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp14FF.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:992
- C:\Users\Admin\AppData\Local\Temp\100 gab.exe
  "C:\Users\Admin\AppData\Local\Temp\100 gab.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1380

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
232fec361a7b381d93b831354f0d7c5c

SHA1
f1656fa76be11f3499ad07cd631b0656099e8bac

SHA256
ff94957bb72c456f71850b13fcd8b22c73f3c20bea902c71648d22262143149d

SHA512
81e0ee4cc843058ff34dd41146614ae6bf7203bec8a08091bb381cd8a045a5a858e65772755ccc0311787269cef36f1393e0137bb7c46f99e692e6d162552b32

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2tjyylzs.kzc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp14FF.tmp

Filesize
1KB

MD5
3d891d34a6484e905fa8a159b11fe878

SHA1
8896219334fa8f05e6f249092197dbcd40c20fbd

SHA256
f14e0d8c86cc3ab3758364a9ed370ab76fff08beaedc0d60eeb33e88da395597

SHA512
fcb94f8d3dd22e98941038fdf6ae451579f0a1af1beaaed1bfc0ff48aadf668f2d3d83cdb17816174a9487f0576617981ab0beb73b780d01726ace35a6168b1e

Download Submit
memory/116-202-0x0000000007AA0000-0x0000000007AAA000-memory.dmp

Filesize
40KB

Download
memory/116-178-0x0000000007700000-0x0000000007732000-memory.dmp

Filesize
200KB

Download
memory/116-180-0x0000000071560000-0x00000000715AC000-memory.dmp

Filesize
304KB

Download
memory/116-144-0x0000000002E70000-0x0000000002EA6000-memory.dmp

Filesize
216KB

Download
memory/116-145-0x0000000002DF0000-0x0000000002E00000-memory.dmp

Filesize
64KB

Download
memory/116-146-0x00000000058D0000-0x0000000005EF8000-memory.dmp

Filesize
6.2MB

Download
memory/116-201-0x0000000008070000-0x00000000086EA000-memory.dmp

Filesize
6.5MB

Download
memory/116-176-0x0000000002DF0000-0x0000000002E00000-memory.dmp

Filesize
64KB

Download
memory/116-149-0x0000000002DF0000-0x0000000002E00000-memory.dmp

Filesize
64KB

Download
memory/116-174-0x0000000006730000-0x000000000674E000-memory.dmp

Filesize
120KB

Download
memory/116-205-0x0000000007CB0000-0x0000000007D46000-memory.dmp

Filesize
600KB

Download
memory/116-203-0x000000007F930000-0x000000007F940000-memory.dmp

Filesize
64KB

Download
memory/116-152-0x0000000005810000-0x0000000005876000-memory.dmp

Filesize
408KB

Download
memory/1156-135-0x0000000004C10000-0x0000000004CA2000-memory.dmp

Filesize
584KB

Download
memory/1156-134-0x00000000050F0000-0x0000000005694000-memory.dmp

Filesize
5.6MB

Download
memory/1156-138-0x0000000004C00000-0x0000000004C10000-memory.dmp

Filesize
64KB

Download
memory/1156-133-0x0000000000050000-0x0000000000192000-memory.dmp

Filesize
1.3MB

Download
memory/1156-136-0x0000000004C00000-0x0000000004C10000-memory.dmp

Filesize
64KB

Download
memory/1156-137-0x0000000004B80000-0x0000000004B8A000-memory.dmp

Filesize
40KB

Download
memory/1156-139-0x0000000008530000-0x00000000085CC000-memory.dmp

Filesize
624KB

Download
memory/1380-175-0x00000000054F0000-0x0000000005500000-memory.dmp

Filesize
64KB

Download
memory/1380-154-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1380-215-0x00000000054F0000-0x0000000005500000-memory.dmp

Filesize
64KB

Download
memory/1380-214-0x0000000007110000-0x0000000007160000-memory.dmp

Filesize
320KB

Download
memory/4372-204-0x000000007F8F0000-0x000000007F900000-memory.dmp

Filesize
64KB

Download
memory/4372-177-0x00000000048C0000-0x00000000048D0000-memory.dmp

Filesize
64KB

Download
memory/4372-153-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/4372-179-0x0000000071560000-0x00000000715AC000-memory.dmp

Filesize
304KB

Download
memory/4372-151-0x0000000004DC0000-0x0000000004DE2000-memory.dmp

Filesize
136KB

Download
memory/4372-206-0x00000000071A0000-0x00000000071AE000-memory.dmp

Filesize
56KB

Download
memory/4372-207-0x00000000072B0000-0x00000000072CA000-memory.dmp

Filesize
104KB

Download
memory/4372-208-0x0000000007290000-0x0000000007298000-memory.dmp

Filesize
32KB

Download
memory/4372-148-0x00000000048C0000-0x00000000048D0000-memory.dmp

Filesize
64KB

Download
memory/4372-147-0x00000000048C0000-0x00000000048D0000-memory.dmp

Filesize
64KB

Download
memory/4372-200-0x0000000006F70000-0x0000000006F8A000-memory.dmp

Filesize
104KB

Download
memory/4372-190-0x0000000006180000-0x000000000619E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads