Analysis
-
max time kernel
147s -
max time network
149s -
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 01:48
Static task
static1
Behavioral task
behavioral1
Sample
Packing List PDF.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Packing List PDF.exe
Resource
win10v2004-20240419-en
General
-
Target
Packing List PDF.exe
-
Size
822KB
-
MD5
5a12438b3b4c926c12a9376c7bf13426
-
SHA1
c3185c6a5e5f07a5befbe4af7131d05634f5d1a3
-
SHA256
1a794211deaa0ecb6abc6101d7c1bd61111b4dd2d895ee7ecf78fbf17f4c9ab3
-
SHA512
16c1e0e18eb8b3345b8b05443b782cb1dd35492ac986811c39f3cdce8dfe85b003aba029ffca0e38aa33c951d0d08281825152b0e239471eac3de18ac67864d0
-
SSDEEP
12288:tEqnHvjNIrpf9rN/mc/CaBmIwsyaPSIir97G6NLOZCGKEgbjuPBB5uO12rq:txPjKr5BNDWVxcSIiRG6atlB5N
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.fascia-arch.com - Port:
587 - Username:
brian@fascia-arch.com - Password:
HERbertstown1987 - Email To:
donj5425@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:
Packing List PDF.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation Packing List PDF.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:
Packing List PDF.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe" Packing List PDF.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 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Packing List PDF.exedescription pid process target process PID 820 set thread context of 4228 820 Packing List PDF.exe Packing List PDF.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 9 IoCs
Processes:
Packing List PDF.exepowershell.exepowershell.exePacking List PDF.exepid process 820 Packing List PDF.exe 820 Packing List PDF.exe 2856 powershell.exe 4512 powershell.exe 820 Packing List PDF.exe 4512 powershell.exe 2856 powershell.exe 4228 Packing List PDF.exe 4228 Packing List PDF.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
Packing List PDF.exepowershell.exepowershell.exePacking List PDF.exedescription pid process Token: SeDebugPrivilege 820 Packing List PDF.exe Token: SeDebugPrivilege 4512 powershell.exe Token: SeDebugPrivilege 2856 powershell.exe Token: SeDebugPrivilege 4228 Packing List PDF.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Packing List PDF.exepid process 4228 Packing List PDF.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Packing List PDF.exedescription pid process target process PID 820 wrote to memory of 4512 820 Packing List PDF.exe powershell.exe PID 820 wrote to memory of 4512 820 Packing List PDF.exe powershell.exe PID 820 wrote to memory of 4512 820 Packing List PDF.exe powershell.exe PID 820 wrote to memory of 2856 820 Packing List PDF.exe powershell.exe PID 820 wrote to memory of 2856 820 Packing List PDF.exe powershell.exe PID 820 wrote to memory of 2856 820 Packing List PDF.exe powershell.exe PID 820 wrote to memory of 2720 820 Packing List PDF.exe schtasks.exe PID 820 wrote to memory of 2720 820 Packing List PDF.exe schtasks.exe PID 820 wrote to memory of 2720 820 Packing List PDF.exe schtasks.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe PID 820 wrote to memory of 4228 820 Packing List PDF.exe Packing List PDF.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Packing List PDF.exe"C:\Users\Admin\AppData\Local\Temp\Packing List PDF.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\Packing List PDF.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\CmxzrHBB.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CmxzrHBB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7697.tmp"2⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\Packing List PDF.exe"C:\Users\Admin\AppData\Local\Temp\Packing List PDF.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\powershell.exe.logFilesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
18KB
MD5ccf379ab5b8dd3d8e2abc255d193bd6b
SHA15451dfda0c83bc8398c029c61bb3f3a45e5062aa
SHA256af07eab4be777ca0b4a384b4ccb56424f06673cf9e1e5cb3ae0da6a2b2beef0f
SHA512ff7b571e9674420c7d092b00c836dc9e6d25efcaf59c8cd2eb605ee3e945f20a4656a1ec5664e2b5724f31e76a83ad077a3e1776c61f87041f0ee4c44b9dae21
-
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zywp5y3t.bmk.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
C:\Users\Admin\AppData\Local\Temp\tmp7697.tmpFilesize
1KB
MD5af6c1e199cdbf849ccc0d0e60a8de99f
SHA1ba8f920202e9152adc7b20644e91bb0b3f204ddc
SHA256e0b9112cab47166122141dfd3dfe92b7a9c9c24f12083d9ea67bceba4cb12879
SHA512a33b5b74e4b22fd07cc4dd6e48c707d9fea4f1c7ab4ac20c3b7c58755b69162d8f324e50224f3f0f195fc8eb558ccc25603cb81e8b7d265446d4357a6ba750ad
-
memory/820-6-0x0000000005B70000-0x0000000005B90000-memory.dmpFilesize
128KB
-
memory/820-5-0x0000000005860000-0x000000000586A000-memory.dmpFilesize
40KB
-
memory/820-4-0x00000000059F0000-0x0000000005A00000-memory.dmpFilesize
64KB
-
memory/820-7-0x0000000005BC0000-0x0000000005BD4000-memory.dmpFilesize
80KB
-
memory/820-8-0x0000000009660000-0x00000000096E4000-memory.dmpFilesize
528KB
-
memory/820-9-0x000000000C790000-0x000000000C82C000-memory.dmpFilesize
624KB
-
memory/820-3-0x00000000057A0000-0x0000000005832000-memory.dmpFilesize
584KB
-
memory/820-2-0x0000000005E30000-0x00000000063D4000-memory.dmpFilesize
5.6MB
-
memory/820-0-0x0000000000D40000-0x0000000000E14000-memory.dmpFilesize
848KB
-
memory/820-46-0x0000000074640000-0x0000000074DF0000-memory.dmpFilesize
7.7MB
-
memory/820-1-0x0000000074640000-0x0000000074DF0000-memory.dmpFilesize
7.7MB
-
memory/2856-72-0x0000000008100000-0x000000000877A000-memory.dmpFilesize
6.5MB
-
memory/2856-80-0x0000000007DE0000-0x0000000007DE8000-memory.dmpFilesize
32KB
-
memory/2856-19-0x0000000074640000-0x0000000074DF0000-memory.dmpFilesize
7.7MB
-
memory/2856-74-0x0000000007B30000-0x0000000007B3A000-memory.dmpFilesize
40KB
-
memory/2856-24-0x0000000005AE0000-0x0000000005B46000-memory.dmpFilesize
408KB
-
memory/2856-23-0x0000000005A70000-0x0000000005AD6000-memory.dmpFilesize
408KB
-
memory/2856-77-0x0000000007CF0000-0x0000000007CFE000-memory.dmpFilesize
56KB
-
memory/2856-86-0x0000000074640000-0x0000000074DF0000-memory.dmpFilesize
7.7MB
-
memory/2856-20-0x0000000002EF0000-0x0000000002F00000-memory.dmpFilesize
64KB
-
memory/2856-76-0x0000000007CC0000-0x0000000007CD1000-memory.dmpFilesize
68KB
-
memory/2856-47-0x00000000067A0000-0x00000000067BE000-memory.dmpFilesize
120KB
-
memory/2856-48-0x0000000006860000-0x00000000068AC000-memory.dmpFilesize
304KB
-
memory/2856-49-0x0000000006D80000-0x0000000006DB2000-memory.dmpFilesize
200KB
-
memory/2856-60-0x0000000006D50000-0x0000000006D6E000-memory.dmpFilesize
120KB
-
memory/2856-67-0x00000000077B0000-0x0000000007853000-memory.dmpFilesize
652KB
-
memory/2856-79-0x0000000007E00000-0x0000000007E1A000-memory.dmpFilesize
104KB
-
memory/2856-50-0x0000000074EF0000-0x0000000074F3C000-memory.dmpFilesize
304KB
-
memory/2856-78-0x0000000007D00000-0x0000000007D14000-memory.dmpFilesize
80KB
-
memory/4228-25-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
-
memory/4228-89-0x0000000007250000-0x00000000072A0000-memory.dmpFilesize
320KB
-
memory/4512-40-0x0000000005930000-0x0000000005C84000-memory.dmpFilesize
3.3MB
-
memory/4512-75-0x00000000074A0000-0x0000000007536000-memory.dmpFilesize
600KB
-
memory/4512-16-0x0000000004A70000-0x0000000004A80000-memory.dmpFilesize
64KB
-
memory/4512-73-0x0000000007220000-0x000000000723A000-memory.dmpFilesize
104KB
-
memory/4512-61-0x0000000074EF0000-0x0000000074F3C000-memory.dmpFilesize
304KB
-
memory/4512-15-0x0000000074640000-0x0000000074DF0000-memory.dmpFilesize
7.7MB
-
memory/4512-17-0x0000000004A70000-0x0000000004A80000-memory.dmpFilesize
64KB
-
memory/4512-14-0x0000000004970000-0x00000000049A6000-memory.dmpFilesize
216KB
-
memory/4512-18-0x00000000050B0000-0x00000000056D8000-memory.dmpFilesize
6.2MB
-
memory/4512-87-0x0000000074640000-0x0000000074DF0000-memory.dmpFilesize
7.7MB
-
memory/4512-22-0x0000000004FA0000-0x0000000004FC2000-memory.dmpFilesize
136KB