agenttesla | 2ecbb0f12109e26545d19bc42215b7c6884da48e8f59d5954330e7ecfa290b62

General

Target

TNT Original Invoice.scr
Size

697KB
MD5

4aa63ea35a6a68252888080722f2b403
SHA1

63ecde53df066919f84d35926dbea4efc1610b00
SHA256

8f26ff4683a2d8c5dda6b8aff8c4d6b95ffe97c2432b413e0f8f0a0c16c96d32
SHA512

a36aa7db91c5a98964b9285e85d07b255b4449dfd361ef09d8c4a8239c80adf895756c048f9ddc5ef9e35481a490005ace3aa36d1f93a0d59e80edae50ee8aa3
SSDEEP

12288:2+DbgRB778QekIKVkQv77DBpPMJ3aofMw98A/wR0Q+bnEimiQZWOWiP6ZtZbUqu9:vgRB1HbGHfMv0wR0vEJN6vpR+

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5239412158:AAHXn8rC3uvBHy_kv77GtIcxcuvBuXcKD_8/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1140-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1140-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1140-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1140-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1140-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1140-26-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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

Processes:

TNT Original Invoice.scr

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	TNT Original Invoice.scr

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

TNT Original Invoice.scr

description pid process target process

PID 1644 set thread context of 1140 1644 TNT Original Invoice.scr TNT Original Invoice.scr
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

1560 schtasks.exe

description	pid	process	target process
PID 1644 set thread context of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr

pid	process
1560	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

TNT Original Invoice.scrpowershell.exepowershell.exeTNT Original Invoice.scr

pid	process
1644	TNT Original Invoice.scr
1644	TNT Original Invoice.scr
1644	TNT Original Invoice.scr
1644	TNT Original Invoice.scr
1644	TNT Original Invoice.scr
1644	TNT Original Invoice.scr
3012	powershell.exe
4764	powershell.exe
1644	TNT Original Invoice.scr
1140	TNT Original Invoice.scr
1140	TNT Original Invoice.scr
3012	powershell.exe
4764	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

TNT Original Invoice.scrpowershell.exepowershell.exeTNT Original Invoice.scr

description	pid	process
Token: SeDebugPrivilege	1644	TNT Original Invoice.scr
Token: SeDebugPrivilege	3012	powershell.exe
Token: SeDebugPrivilege	4764	powershell.exe
Token: SeDebugPrivilege	1140	TNT Original Invoice.scr

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

TNT Original Invoice.scr

pid process

1140 TNT Original Invoice.scr

pid	process
1140	TNT Original Invoice.scr

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

TNT Original Invoice.scr

description	pid	process	target process
PID 1644 wrote to memory of 3012	1644	TNT Original Invoice.scr	powershell.exe
PID 1644 wrote to memory of 3012	1644	TNT Original Invoice.scr	powershell.exe
PID 1644 wrote to memory of 3012	1644	TNT Original Invoice.scr	powershell.exe
PID 1644 wrote to memory of 4764	1644	TNT Original Invoice.scr	powershell.exe
PID 1644 wrote to memory of 4764	1644	TNT Original Invoice.scr	powershell.exe
PID 1644 wrote to memory of 4764	1644	TNT Original Invoice.scr	powershell.exe
PID 1644 wrote to memory of 1560	1644	TNT Original Invoice.scr	schtasks.exe
PID 1644 wrote to memory of 1560	1644	TNT Original Invoice.scr	schtasks.exe
PID 1644 wrote to memory of 1560	1644	TNT Original Invoice.scr	schtasks.exe
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr
PID 1644 wrote to memory of 1140	1644	TNT Original Invoice.scr	TNT Original Invoice.scr

C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr
"C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr" /S
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644

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\TNT Original Invoice.scr"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3012

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QKidaN.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4764

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QKidaN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9579.tmp"
2⤵
- Creates scheduled task(s)
PID:1560

C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr
"C:\Users\Admin\AppData\Local\Temp\TNT Original Invoice.scr"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

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
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
18KB

MD5
8641e92a9fe5a470c0c5d866970891dc

SHA1
c0c47e12892418a03f2b36cf481c1726a8e1ca55

SHA256
487192ecf3d88739fe019e649fcb0de238062fb28b6fffd69897281ac6882131

SHA512
fbf1bdddc3b4f3341abcd34f4bc868068817e7ecfcac3aad2da1f66992a9221f32a9657c7892ccc34d081759045fa677d2fdf71c9782925d0f298f8288e95c84

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ngrfru5x.w2l.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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C:\Users\Admin\AppData\Local\Temp\tmp9579.tmp
Filesize
1KB

MD5
b7754cee79929b0d0f7a2e10785e496e

SHA1
e969afba9ea947ac6d1966b54d93fef960c5b58f

SHA256
4ca568d8793b5350088478a48abeb1f997916d057414697db69e5a3894a497c5

SHA512
acf7538b12dac4212af487e5dad9c5ca827501e034d473e2f8f682d975ddeb10064b960603041ce4b3cc792b1bb080a647936a87d5b6f81f8e63865d024b8d8f

Download Submit
memory/1140-92-0x0000000005F70000-0x0000000005FC0000-memory.dmp

Filesize
320KB

Download
memory/1140-26-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1644-5-0x0000000005AF0000-0x0000000005AFA000-memory.dmp

Filesize
40KB

Download
memory/1644-17-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/1644-8-0x0000000006C50000-0x0000000006C66000-memory.dmp

Filesize
88KB

Download
memory/1644-9-0x0000000006C90000-0x0000000006D14000-memory.dmp

Filesize
528KB

Download
memory/1644-10-0x00000000094A0000-0x000000000953C000-memory.dmp

Filesize
624KB

Download
memory/1644-0-0x0000000000FC0000-0x0000000001074000-memory.dmp

Filesize
720KB

Download
memory/1644-6-0x0000000006C10000-0x0000000006C28000-memory.dmp

Filesize
96KB

Download
memory/1644-7-0x0000000006C40000-0x0000000006C4E000-memory.dmp

Filesize
56KB

Download
memory/1644-23-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download
memory/1644-4-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download
memory/1644-3-0x0000000005A50000-0x0000000005AE2000-memory.dmp

Filesize
584KB

Download
memory/1644-2-0x0000000005F60000-0x0000000006504000-memory.dmp

Filesize
5.6MB

Download
memory/1644-1-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/1644-50-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/3012-15-0x00000000025E0000-0x0000000002616000-memory.dmp

Filesize
216KB

Download
memory/3012-82-0x0000000007480000-0x0000000007494000-memory.dmp

Filesize
80KB

Download
memory/3012-28-0x0000000005880000-0x00000000058E6000-memory.dmp

Filesize
408KB

Download
memory/3012-16-0x0000000005150000-0x0000000005778000-memory.dmp

Filesize
6.2MB

Download
memory/3012-27-0x0000000004F60000-0x0000000004F82000-memory.dmp

Filesize
136KB

Download
memory/3012-20-0x0000000004B10000-0x0000000004B20000-memory.dmp

Filesize
64KB

Download
memory/3012-19-0x0000000004B10000-0x0000000004B20000-memory.dmp

Filesize
64KB

Download
memory/3012-18-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/3012-91-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/3012-29-0x00000000058F0000-0x0000000005956000-memory.dmp

Filesize
408KB

Download
memory/3012-78-0x00000000072B0000-0x00000000072BA000-memory.dmp

Filesize
40KB

Download
memory/3012-64-0x0000000006EE0000-0x0000000006EFE000-memory.dmp

Filesize
120KB

Download
memory/3012-76-0x0000000007880000-0x0000000007EFA000-memory.dmp

Filesize
6.5MB

Download
memory/3012-65-0x0000000006F10000-0x0000000006FB3000-memory.dmp

Filesize
652KB

Download
memory/3012-54-0x0000000075210000-0x000000007525C000-memory.dmp

Filesize
304KB

Download
memory/3012-53-0x0000000006E80000-0x0000000006EB2000-memory.dmp

Filesize
200KB

Download
memory/4764-51-0x0000000005DE0000-0x0000000005DFE000-memory.dmp

Filesize
120KB

Download
memory/4764-66-0x0000000075210000-0x000000007525C000-memory.dmp

Filesize
304KB

Download
memory/4764-52-0x0000000005E10000-0x0000000005E5C000-memory.dmp

Filesize
304KB

Download
memory/4764-79-0x0000000007380000-0x0000000007416000-memory.dmp

Filesize
600KB

Download
memory/4764-80-0x0000000007300000-0x0000000007311000-memory.dmp

Filesize
68KB

Download
memory/4764-81-0x0000000007330000-0x000000000733E000-memory.dmp

Filesize
56KB

Download
memory/4764-77-0x0000000007100000-0x000000000711A000-memory.dmp

Filesize
104KB

Download
memory/4764-83-0x0000000007440000-0x000000000745A000-memory.dmp

Filesize
104KB

Download
memory/4764-22-0x0000000004A40000-0x0000000004A50000-memory.dmp

Filesize
64KB

Download
memory/4764-25-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/4764-84-0x0000000007420000-0x0000000007428000-memory.dmp

Filesize
32KB

Download
memory/4764-90-0x00000000749B0000-0x0000000075160000-memory.dmp

Filesize
7.7MB

Download
memory/4764-21-0x0000000004A40000-0x0000000004A50000-memory.dmp

Filesize
64KB

Download
memory/4764-40-0x0000000005800000-0x0000000005B54000-memory.dmp

Filesize
3.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads