Analysis
-
max time kernel
62s -
max time network
55s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
28-04-2024 02:00
Static task
static1
Behavioral task
behavioral1
Sample
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe
Resource
win10v2004-20240419-en
General
-
Target
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe
-
Size
822KB
-
MD5
df0a67f2a0c162c5a5dee0a8fcd8ab22
-
SHA1
07981693f5b38fa99a88aca0e13ba5b6022b1465
-
SHA256
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf
-
SHA512
b62ea9a4710dfc855cfd47f2c0cb8787c9ea6b1159387431d1cc70b5989dd59086aaadd62e42fea9b21d28834b6ece20dc1715245762d026e48e315544529f75
-
SSDEEP
12288:zPqnHvjNIrpf9rN/mc/CQw5PXdFPemY3kI26WE+34DO2IOxzV2SYm9nEix9H82rF:zyPjKr5BNDuXvfY0RfmIkzLNP5rJ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.starmech.net - Port:
587 - Username:
electronics@starmech.net - Password:
nics123 - Email To:
godwingodwin397@gmail.com
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe" e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exedescription pid process target process PID 3676 set thread context of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
powershell.exee62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exepowershell.exee62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exepid process 4184 powershell.exe 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe 1492 powershell.exe 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe 1492 powershell.exe 1120 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe 1120 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe 4184 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
powershell.exepowershell.exee62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exee62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exedescription pid process Token: SeDebugPrivilege 4184 powershell.exe Token: SeDebugPrivilege 1492 powershell.exe Token: SeDebugPrivilege 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe Token: SeDebugPrivilege 1120 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exepid process 1120 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exedescription pid process target process PID 3676 wrote to memory of 4184 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe powershell.exe PID 3676 wrote to memory of 4184 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe powershell.exe PID 3676 wrote to memory of 4184 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe powershell.exe PID 3676 wrote to memory of 1492 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe powershell.exe PID 3676 wrote to memory of 1492 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe powershell.exe PID 3676 wrote to memory of 1492 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe powershell.exe PID 3676 wrote to memory of 3444 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe schtasks.exe PID 3676 wrote to memory of 3444 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe schtasks.exe PID 3676 wrote to memory of 3444 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe schtasks.exe PID 3676 wrote to memory of 2628 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 2628 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 2628 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 4476 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 4476 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 4476 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe PID 3676 wrote to memory of 1120 3676 e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
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\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kaJNzBnxbXm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kaJNzBnxbXm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D91.tmp"2⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"2⤵
-
C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"2⤵
-
C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"C:\Users\Admin\AppData\Local\Temp\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e62255f98543e0bb1abf017af13fd483e1382158021b7edde65fa55c1ad290cf.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
18KB
MD5c64a68d32074f87c8b597308d8fdd7d6
SHA132337bb9fe6a6b3313e268fe672819c03ffc3178
SHA25670a78374198404602fcb3f4f939d185d7521816b8a0795a9ac798dd57fab1c04
SHA512d6f95a3f9efa86ec4cfe22c4e5d5415b7bb1b6ea32442c4c7a4cfcc39f21cc9251f1a9104691730dae35823ae982fd1c0e0328dc64c176ddd3b75bc425d21dc1
-
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_igkt3lpk.f2p.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
C:\Users\Admin\AppData\Local\Temp\tmp5D91.tmpFilesize
1KB
MD54d31ae820b6502d4c5d591f780b9d377
SHA149421a0c75d701885ec25394aaacf22a7a93a852
SHA256016782096f7779afcf9a133f5be814847c7eac3e8b5a0896d9946a79c1d8d225
SHA512e0446d69990b1dcfbea6c5335e36d6eb801fdf458a2eaeb1dce6135a671ff4f6a585b8f4f3ef47a298d0222e386695cc0e3bd561f2a61fc792d7274e2efdbab5
-
memory/1120-90-0x00000000067F0000-0x0000000006840000-memory.dmpFilesize
320KB
-
memory/1120-31-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/1492-84-0x00000000745C0000-0x0000000074D70000-memory.dmpFilesize
7.7MB
-
memory/1492-19-0x00000000745C0000-0x0000000074D70000-memory.dmpFilesize
7.7MB
-
memory/1492-49-0x0000000005D40000-0x0000000005D8C000-memory.dmpFilesize
304KB
-
memory/1492-48-0x0000000005C90000-0x0000000005CAE000-memory.dmpFilesize
120KB
-
memory/1492-75-0x0000000007040000-0x000000000704A000-memory.dmpFilesize
40KB
-
memory/1492-77-0x00000000071D0000-0x00000000071E1000-memory.dmpFilesize
68KB
-
memory/1492-78-0x0000000007200000-0x000000000720E000-memory.dmpFilesize
56KB
-
memory/1492-63-0x0000000074E20000-0x0000000074E6C000-memory.dmpFilesize
304KB
-
memory/1492-81-0x00000000072F0000-0x00000000072F8000-memory.dmpFilesize
32KB
-
memory/1492-21-0x0000000004870000-0x0000000004880000-memory.dmpFilesize
64KB
-
memory/3676-5-0x0000000004CF0000-0x0000000004CFA000-memory.dmpFilesize
40KB
-
memory/3676-4-0x0000000004FB0000-0x0000000004FC0000-memory.dmpFilesize
64KB
-
memory/3676-8-0x0000000008B80000-0x0000000008C02000-memory.dmpFilesize
520KB
-
memory/3676-6-0x0000000004F80000-0x0000000004FA0000-memory.dmpFilesize
128KB
-
memory/3676-3-0x0000000004D60000-0x0000000004DF2000-memory.dmpFilesize
584KB
-
memory/3676-2-0x0000000005270000-0x0000000005814000-memory.dmpFilesize
5.6MB
-
memory/3676-1-0x00000000745C0000-0x0000000074D70000-memory.dmpFilesize
7.7MB
-
memory/3676-47-0x00000000745C0000-0x0000000074D70000-memory.dmpFilesize
7.7MB
-
memory/3676-0-0x0000000000220000-0x00000000002F4000-memory.dmpFilesize
848KB
-
memory/3676-7-0x0000000005260000-0x0000000005274000-memory.dmpFilesize
80KB
-
memory/3676-9-0x000000000BCB0000-0x000000000BD4C000-memory.dmpFilesize
624KB
-
memory/4184-15-0x00000000745C0000-0x0000000074D70000-memory.dmpFilesize
7.7MB
-
memory/4184-50-0x0000000006ED0000-0x0000000006F02000-memory.dmpFilesize
200KB
-
memory/4184-61-0x0000000006F10000-0x0000000006F2E000-memory.dmpFilesize
120KB
-
memory/4184-62-0x0000000006F40000-0x0000000006FE3000-memory.dmpFilesize
652KB
-
memory/4184-51-0x0000000074E20000-0x0000000074E6C000-memory.dmpFilesize
304KB
-
memory/4184-74-0x0000000007070000-0x000000000708A000-memory.dmpFilesize
104KB
-
memory/4184-73-0x00000000076C0000-0x0000000007D3A000-memory.dmpFilesize
6.5MB
-
memory/4184-22-0x0000000004C90000-0x0000000004CB2000-memory.dmpFilesize
136KB
-
memory/4184-76-0x00000000072F0000-0x0000000007386000-memory.dmpFilesize
600KB
-
memory/4184-25-0x0000000005740000-0x0000000005A94000-memory.dmpFilesize
3.3MB
-
memory/4184-23-0x00000000054B0000-0x0000000005516000-memory.dmpFilesize
408KB
-
memory/4184-79-0x00000000072B0000-0x00000000072C4000-memory.dmpFilesize
80KB
-
memory/4184-80-0x00000000073B0000-0x00000000073CA000-memory.dmpFilesize
104KB
-
memory/4184-24-0x00000000056D0000-0x0000000005736000-memory.dmpFilesize
408KB
-
memory/4184-16-0x00000000024D0000-0x00000000024E0000-memory.dmpFilesize
64KB
-
memory/4184-18-0x0000000004E80000-0x00000000054A8000-memory.dmpFilesize
6.2MB
-
memory/4184-17-0x00000000024D0000-0x00000000024E0000-memory.dmpFilesize
64KB
-
memory/4184-88-0x00000000745C0000-0x0000000074D70000-memory.dmpFilesize
7.7MB
-
memory/4184-14-0x0000000002430000-0x0000000002466000-memory.dmpFilesize
216KB