agenttesla | bf7a5b3e10b1a411a96b204eefc5b3af8365f6e8adb2bd4789e245de0b86f835

General

Target

TT swift copy.exe
Size

707KB
MD5

66a47771cf6a24772854d24852ef2ded
SHA1

443260e08c2defea3f8149702ddb1a29d872bb7d
SHA256

69eb327cfd6a8437a97d9b820c3806593c206c2f4bd7e617e1298313350c7e99
SHA512

e05c42da87827c55b30b1abe003e6cfded104436c645aef5dfdd469fcea155b473590a9d2cec165441945c7b36b66babf7bf46d18a12dde44f0e79011c5f256e

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gcsenagency.com
Port:
587
Username:
[email protected]
Password:
supt@3081#

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1288-128-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1288-129-0x00000000004375DE-mapping.dmp	family_agenttesla
behavioral2/memory/1288-135-0x00000000051D0000-0x00000000056CE000-memory.dmp	family_agenttesla

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
T1081
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

Processes:

TT swift copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT swift copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT swift copy.exe
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT swift copy.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

TT swift copy.exe

description pid process target process

PID 412 set thread context of 1288 412 TT swift copy.exe TT swift copy.exe
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

Processes:

schtasks.exe

pid process

1248 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

TT swift copy.exeTT swift copy.exe

pid process

412 TT swift copy.exe
412 TT swift copy.exe
412 TT swift copy.exe
1288 TT swift copy.exe
1288 TT swift copy.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

TT swift copy.exeTT swift copy.exe

description pid process

Token: SeDebugPrivilege 412 TT swift copy.exe
Token: SeDebugPrivilege 1288 TT swift copy.exe

description	pid	process	target process
PID 412 set thread context of 1288	412	TT swift copy.exe	TT swift copy.exe

pid	process
1248	schtasks.exe

pid	process
412	TT swift copy.exe
412	TT swift copy.exe
412	TT swift copy.exe
1288	TT swift copy.exe
1288	TT swift copy.exe

description	pid	process
Token: SeDebugPrivilege	412	TT swift copy.exe
Token: SeDebugPrivilege	1288	TT swift copy.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

TT swift copy.exe

description	pid	process	target process
PID 412 wrote to memory of 1248	412	TT swift copy.exe	schtasks.exe
PID 412 wrote to memory of 1248	412	TT swift copy.exe	schtasks.exe
PID 412 wrote to memory of 1248	412	TT swift copy.exe	schtasks.exe
PID 412 wrote to memory of 1344	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1344	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1344	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe
PID 412 wrote to memory of 1288	412	TT swift copy.exe	TT swift copy.exe

outlook_office_path 1 IoCs

Processes:

TT swift copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT swift copy.exe

outlook_win_path 1 IoCs

Processes:

TT swift copy.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	TT swift copy.exe

C:\Users\Admin\AppData\Local\Temp\TT swift copy.exe
"C:\Users\Admin\AppData\Local\Temp\TT swift copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:412

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fHjSqRrpyUL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5436.tmp"
2⤵
- Creates scheduled task(s)
PID:1248

C:\Users\Admin\AppData\Local\Temp\TT swift copy.exe
"{path}"
2⤵
PID:1344

C:\Users\Admin\AppData\Local\Temp\TT swift copy.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1288

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

3

T1081

Discovery

System Information Discovery

1

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\TT swift copy.exe.log

MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5436.tmp

MD5
d32dfc02011d0bfa54c2dcb5837b5446

SHA1
a538246353c4a18ff11a21c2dbf081b6d560a98e

SHA256
7592373f935d0c50df9a6066caa200e7597e17a6f25fdf158e3363f4af4cf59b

SHA512
351a83ff72af7cc48f870ccf1bdb1f24f21a34ea7872103ae4e54ab7d083d1cbfb86c10228a12e7d4b3aae5ce2c279170754902aafd5513f385101ab7070ae76

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memory/412-124-0x0000000007660000-0x00000000076DC000-memory.dmp

Filesize
496KB

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memory/412-125-0x00000000076E0000-0x0000000007718000-memory.dmp

Filesize
224KB

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memory/412-120-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

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memory/412-121-0x0000000004E90000-0x0000000004E91000-memory.dmp

Filesize
4KB

Download
memory/412-122-0x0000000004C70000-0x0000000004D02000-memory.dmp

Filesize
584KB

Download
memory/412-123-0x0000000004F40000-0x0000000004F45000-memory.dmp

Filesize
20KB

Download
memory/412-115-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/412-119-0x0000000004D30000-0x0000000004D31000-memory.dmp

Filesize
4KB

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memory/412-117-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

Filesize
4KB

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memory/412-118-0x0000000005230000-0x0000000005231000-memory.dmp

Filesize
4KB

Download
memory/1248-126-0x0000000000000000-mapping.dmp

Download
memory/1288-128-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1288-129-0x00000000004375DE-mapping.dmp

Download
memory/1288-135-0x00000000051D0000-0x00000000056CE000-memory.dmp

Filesize
5.0MB

Download
memory/1288-136-0x0000000005370000-0x0000000005371000-memory.dmp

Filesize
4KB

Download
memory/1288-137-0x0000000005F30000-0x0000000005F31000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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