agenttesla | 4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 01:33

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General

Target

4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe
Size

445KB
MD5

6b63bdc24b2e1162073514f7934a4f9c
SHA1

c879e7e6aae7427d076acb33b55acb788aecddf7
SHA256

4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624
SHA512

dae2cd4f41b7be76f97b1b7238819e019fba7a14eccb5768abe1d180eb0e28f933bd9b5a9fa52abc0119539703f5e453b70e01037d9a55fce9bf101b0df911b9
SSDEEP

6144:NqC56ALcmpQFbVySc2pxkYihgnHcbS48a782EYCLrQjEBtMWc/+TxYyA:KA9WL5c2pEh2gV8axE1wlWmcYyA

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.rusticpensiune.ro
Port:
21
Username:
[email protected]
Password:
hr,d@KUwa5llI%*RNL^J]g%8I;!;_Ne#G1h~lE!*86DAAD6#iLm$x)r+e1z$p+_Q,4_(f!};B?vD!IG?NqT[zOHNr6_nww[S]V?MlcYSt_QO

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.rusticpensiune.ro
Port:
21
Username:
[email protected]
Password:
hr,d@KUwa5llI%*RNL^J]g%8I;!;_Ne#G1h~lE!*86DAAD6#iLm$x)r+e1z$p+_Q,4_(f!};B?vD!IG?NqT[zOHNr6_nww[S]V?MlcYSt_QO

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 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
936	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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe

Blocklisted process makes network request 4 IoCs

flow	pid	Process
18	4276	msiexec.exe
20	4276	msiexec.exe
24	4276	msiexec.exe
25	4276	msiexec.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
4276	msiexec.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
936	powershell.exe
4276	msiexec.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\o.pri	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\vampirism\discomposed.ini	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe
File opened for modification	C:\Windows\resources\0409\Bitings235\restqfr.sta	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
936	powershell.exe
936	powershell.exe
936	powershell.exe
936	powershell.exe
936	powershell.exe
936	powershell.exe
936	powershell.exe
4276	msiexec.exe
4276	msiexec.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
936	powershell.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeDebugPrivilege	936	powershell.exe
Token: SeIncreaseQuotaPrivilege	936	powershell.exe
Token: SeSecurityPrivilege	936	powershell.exe
Token: SeTakeOwnershipPrivilege	936	powershell.exe
Token: SeLoadDriverPrivilege	936	powershell.exe
Token: SeSystemProfilePrivilege	936	powershell.exe
Token: SeSystemtimePrivilege	936	powershell.exe
Token: SeProfSingleProcessPrivilege	936	powershell.exe
Token: SeIncBasePriorityPrivilege	936	powershell.exe
Token: SeCreatePagefilePrivilege	936	powershell.exe
Token: SeBackupPrivilege	936	powershell.exe
Token: SeRestorePrivilege	936	powershell.exe
Token: SeShutdownPrivilege	936	powershell.exe
Token: SeDebugPrivilege	936	powershell.exe
Token: SeSystemEnvironmentPrivilege	936	powershell.exe
Token: SeRemoteShutdownPrivilege	936	powershell.exe
Token: SeUndockPrivilege	936	powershell.exe
Token: SeManageVolumePrivilege	936	powershell.exe
Token: 33	936	powershell.exe
Token: 34	936	powershell.exe
Token: 35	936	powershell.exe
Token: 36	936	powershell.exe
Token: SeDebugPrivilege	4276	msiexec.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4744 wrote to memory of 936	4744	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe	85
PID 4744 wrote to memory of 936	4744	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe	85
PID 4744 wrote to memory of 936	4744	4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe	85
PID 936 wrote to memory of 4276	936	powershell.exe	88
PID 936 wrote to memory of 4276	936	powershell.exe	88
PID 936 wrote to memory of 4276	936	powershell.exe	88
PID 936 wrote to memory of 4276	936	powershell.exe	88

C:\Users\Admin\AppData\Local\Temp\4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe
"C:\Users\Admin\AppData\Local\Temp\4842cfe7f5fc8b3bcc22b0049e03edc16393e06ea5e486cb5e9ddbe7a21cd624.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4744
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden "$Chippies=Get-Content -Raw 'C:\Users\Admin\AppData\Local\Temp\deciliteren\afstnings\Rapses.Arb';$Notaudskrivningsdatoen=$Chippies.SubString(53160,3);.$Notaudskrivningsdatoen($Chippies)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:936
- - C:\Windows\SysWOW64\msiexec.exe
    "C:\Windows\syswow64\msiexec.exe"
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ryeussa4.kv4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\deciliteren\afstnings\Rapses.Arb

Filesize
51KB

MD5
c7b38eb59906350c5320fba41407d4a7

SHA1
2c6b4eda941d4f23d1d5969fc7cf06e689450de8

SHA256
445c94fa7b8c3f9a7a84bc797ff21109431e9fe512b58d5b4e63581138cb0e61

SHA512
f3c52188a2c107f1011ae156bd94c8d2465c1d767a166049b374f1bec023f0b123b185f280a5e3b8787bca065ae69ea8a2945eb68e88be778c202824d670bc19

Download Submit
C:\Users\Admin\AppData\Local\Temp\deciliteren\afstnings\Slagterknivene.Tre

Filesize
384KB

MD5
439b3ba82d1f3dd320c6ecf23d6e82ec

SHA1
92ded62319cb63936285fbc9a02fa650b45f5392

SHA256
1cc1f16263cb1ff8e2a7480a2dcc7a747bbba5047ea2e44618e403da774abd35

SHA512
622952338704ba9c4598f21662572902074f9f44e67399be77a75cf51aed771d3eb576a258151787a74ef30dfaf3001a9c04bec205fbe5aaba5f5b5c770f83ec

Download Submit
memory/936-46-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-24-0x0000000005BA0000-0x0000000005BBE000-memory.dmp

Filesize
120KB

Download
memory/936-48-0x0000000007150000-0x000000000715A000-memory.dmp

Filesize
40KB

Download
memory/936-12-0x0000000004E80000-0x0000000004EE6000-memory.dmp

Filesize
408KB

Download
memory/936-13-0x0000000004F60000-0x0000000004FC6000-memory.dmp

Filesize
408KB

Download
memory/936-9-0x0000000005120000-0x0000000005748000-memory.dmp

Filesize
6.2MB

Download
memory/936-23-0x0000000005750000-0x0000000005AA4000-memory.dmp

Filesize
3.3MB

Download
memory/936-47-0x0000000007040000-0x00000000070E3000-memory.dmp

Filesize
652KB

Download
memory/936-25-0x0000000005BD0000-0x0000000005C1C000-memory.dmp

Filesize
304KB

Download
memory/936-26-0x0000000006B50000-0x0000000006BE6000-memory.dmp

Filesize
600KB

Download
memory/936-27-0x00000000060C0000-0x00000000060DA000-memory.dmp

Filesize
104KB

Download
memory/936-28-0x0000000006110000-0x0000000006132000-memory.dmp

Filesize
136KB

Download
memory/936-45-0x0000000007010000-0x000000000702E000-memory.dmp

Filesize
120KB

Download
memory/936-8-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-31-0x0000000007DD0000-0x000000000844A000-memory.dmp

Filesize
6.5MB

Download
memory/936-33-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-34-0x0000000070540000-0x000000007058C000-memory.dmp

Filesize
304KB

Download
memory/936-32-0x0000000006FD0000-0x0000000007002000-memory.dmp

Filesize
200KB

Download
memory/936-35-0x00000000706D0000-0x0000000070A24000-memory.dmp

Filesize
3.3MB

Download
memory/936-6-0x000000007472E000-0x000000007472F000-memory.dmp

Filesize
4KB

Download
memory/936-29-0x00000000071A0000-0x0000000007744000-memory.dmp

Filesize
5.6MB

Download
memory/936-10-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-11-0x0000000004CE0000-0x0000000004D02000-memory.dmp

Filesize
136KB

Download
memory/936-49-0x0000000007890000-0x00000000078BA000-memory.dmp

Filesize
168KB

Download
memory/936-50-0x00000000078C0000-0x00000000078E4000-memory.dmp

Filesize
144KB

Download
memory/936-51-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-52-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-7-0x00000000022B0000-0x00000000022E6000-memory.dmp

Filesize
216KB

Download
memory/936-55-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-54-0x000000007472E000-0x000000007472F000-memory.dmp

Filesize
4KB

Download
memory/936-56-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-57-0x0000000008450000-0x000000000BBA1000-memory.dmp

Filesize
55.3MB

Download
memory/936-58-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-59-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-60-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/936-61-0x0000000074720000-0x0000000074ED0000-memory.dmp

Filesize
7.7MB

Download
memory/4276-65-0x0000000000930000-0x0000000001B84000-memory.dmp

Filesize
18.3MB

Download
memory/4276-66-0x0000000000930000-0x0000000000972000-memory.dmp

Filesize
264KB

Download
memory/4276-67-0x0000000023570000-0x00000000235C0000-memory.dmp

Filesize
320KB

Download
memory/4276-68-0x0000000023660000-0x00000000236FC000-memory.dmp

Filesize
624KB

Download
memory/4276-70-0x0000000023F30000-0x0000000023FC2000-memory.dmp

Filesize
584KB

Download
memory/4276-71-0x0000000023770000-0x000000002377A000-memory.dmp

Filesize
40KB

Download