agenttesla | f090ea218b1b9efedee6bae4665c1066649dc0fb94542467a56ae5a0a2c693e0

Analysis

max time kernel
150s
max time network
125s
platform
windows7_x64
resource
win7-en-20211014
submitted
18-10-2021 09:35

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General

Target

PAYMENT_COPY_ HSBC BANK_Pdf.exe
Size

38KB
MD5

98c0e8ae038031c7f5f210119c1b0b36
SHA1

e63bb6d9ebe904e805f93f86dba97f6eeb6a5cef
SHA256

f090ea218b1b9efedee6bae4665c1066649dc0fb94542467a56ae5a0a2c693e0
SHA512

951259982fec7ccb4bcdaf4993e85f89ac041f28bd1150616ae59e983b91b5565610d379016a920df7465c7721c41e509802b298eab61e1446b9d47fc84b8e3d

Score

10^/10

agenttesla limerat keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

limerat

Wallets

3AtEv1cfnjjwnaXZKwxd8fV5xh2sx5qNob

Attributes

aes_key
NYANCAT
antivm
true
c2_url
https://pastebin.com/raw/rmZm7wcd
delay
3
download_payload
false
install
true
install_name
575756.exe
main_folder
Temp
pin_spread
true
sub_folder
\windows\
usb_spread
true

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.meyaargroup.com
Port:
587
Username:
[email protected]
Password:
Meyaar@123$

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/508-72-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/508-73-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/508-75-0x0000000000436D0E-mapping.dmp	family_agenttesla
behavioral1/memory/508-74-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/508-76-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Executes dropped EXE 2 IoCs

Processes:

Evaexshoaoctfomtnblime raw file_ok.exe575756.exe

pid process

1296 Evaexshoaoctfomtnblime raw file_ok.exe
1356 575756.exe
Loads dropped DLL 4 IoCs

Processes:

WScript.exeEvaexshoaoctfomtnblime raw file_ok.exe

pid process

540 WScript.exe
540 WScript.exe
1296 Evaexshoaoctfomtnblime raw file_ok.exe
1296 Evaexshoaoctfomtnblime raw file_ok.exe
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

pid	process
1296	Evaexshoaoctfomtnblime raw file_ok.exe
1356	575756.exe

pid	process
540	WScript.exe
540	WScript.exe
1296	Evaexshoaoctfomtnblime raw file_ok.exe
1296	Evaexshoaoctfomtnblime raw file_ok.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Evaexshoaoctfomtnblime raw file_ok.exe575756.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Evaexshoaoctfomtnblime raw file_ok.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Evaexshoaoctfomtnblime raw file_ok.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	575756.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	575756.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PAYMENT_COPY_ HSBC BANK_Pdf.exe

description pid process target process

PID 1764 set thread context of 508 1764 PAYMENT_COPY_ HSBC BANK_Pdf.exe PAYMENT_COPY_ HSBC BANK_Pdf.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

1660 schtasks.exe

description	pid	process	target process
PID 1764 set thread context of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe

pid	process
1660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

PAYMENT_COPY_ HSBC BANK_Pdf.exePAYMENT_COPY_ HSBC BANK_Pdf.exe575756.exe

pid	process
1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe
1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe
508	PAYMENT_COPY_ HSBC BANK_Pdf.exe
508	PAYMENT_COPY_ HSBC BANK_Pdf.exe
1356	575756.exe
1356	575756.exe
1356	575756.exe
1356	575756.exe
1356	575756.exe
1356	575756.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

PAYMENT_COPY_ HSBC BANK_Pdf.exePAYMENT_COPY_ HSBC BANK_Pdf.exe575756.exe

description	pid	process
Token: SeDebugPrivilege	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe
Token: SeDebugPrivilege	508	PAYMENT_COPY_ HSBC BANK_Pdf.exe
Token: SeDebugPrivilege	1356	575756.exe
Token: SeDebugPrivilege	1356	575756.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

PAYMENT_COPY_ HSBC BANK_Pdf.exeWScript.exeEvaexshoaoctfomtnblime raw file_ok.exe

description	pid	process	target process
PID 1764 wrote to memory of 540	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	WScript.exe
PID 1764 wrote to memory of 540	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	WScript.exe
PID 1764 wrote to memory of 540	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	WScript.exe
PID 1764 wrote to memory of 540	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	WScript.exe
PID 540 wrote to memory of 1296	540	WScript.exe	Evaexshoaoctfomtnblime raw file_ok.exe
PID 540 wrote to memory of 1296	540	WScript.exe	Evaexshoaoctfomtnblime raw file_ok.exe
PID 540 wrote to memory of 1296	540	WScript.exe	Evaexshoaoctfomtnblime raw file_ok.exe
PID 540 wrote to memory of 1296	540	WScript.exe	Evaexshoaoctfomtnblime raw file_ok.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1764 wrote to memory of 508	1764	PAYMENT_COPY_ HSBC BANK_Pdf.exe	PAYMENT_COPY_ HSBC BANK_Pdf.exe
PID 1296 wrote to memory of 1660	1296	Evaexshoaoctfomtnblime raw file_ok.exe	schtasks.exe
PID 1296 wrote to memory of 1660	1296	Evaexshoaoctfomtnblime raw file_ok.exe	schtasks.exe
PID 1296 wrote to memory of 1660	1296	Evaexshoaoctfomtnblime raw file_ok.exe	schtasks.exe
PID 1296 wrote to memory of 1660	1296	Evaexshoaoctfomtnblime raw file_ok.exe	schtasks.exe
PID 1296 wrote to memory of 1356	1296	Evaexshoaoctfomtnblime raw file_ok.exe	575756.exe
PID 1296 wrote to memory of 1356	1296	Evaexshoaoctfomtnblime raw file_ok.exe	575756.exe
PID 1296 wrote to memory of 1356	1296	Evaexshoaoctfomtnblime raw file_ok.exe	575756.exe
PID 1296 wrote to memory of 1356	1296	Evaexshoaoctfomtnblime raw file_ok.exe	575756.exe

C:\Users\Admin\AppData\Local\Temp\PAYMENT_COPY_ HSBC BANK_Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PAYMENT_COPY_ HSBC BANK_Pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1764

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Egogfy.vbs"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:540

C:\Users\Admin\AppData\Local\Temp\Evaexshoaoctfomtnblime raw file_ok.exe
"C:\Users\Admin\AppData\Local\Temp\Evaexshoaoctfomtnblime raw file_ok.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Maps connected drives based on registry
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Local\Temp\windows\575756.exe'"
4⤵
- Creates scheduled task(s)
PID:1660

C:\Users\Admin\AppData\Local\Temp\windows\575756.exe
"C:\Users\Admin\AppData\Local\Temp\windows\575756.exe"
4⤵
- Executes dropped EXE
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1356

C:\Users\Admin\AppData\Local\Temp\PAYMENT_COPY_ HSBC BANK_Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PAYMENT_COPY_ HSBC BANK_Pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:508

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Web Service

T1102

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Egogfy.vbs

MD5
d33af38996d004b235e5c66c04f10d66

SHA1
839e50184c2f6e0c6265ebf31f9fb8653ce612b9

SHA256
099ea74f33ed5807c65d1ab8f807627841710abae6daf5250527af3fff38555a

SHA512
92ee494c32077558f3746d31e1d0e844941f4995ff1fbfbd0f3899a27568d58d2a48b76be698cce8cf8054af34ab774d0f2604b03f00db7ca4b76b0888402ebf

Download Submit
C:\Users\Admin\AppData\Local\Temp\Evaexshoaoctfomtnblime raw file_ok.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
C:\Users\Admin\AppData\Local\Temp\Evaexshoaoctfomtnblime raw file_ok.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
C:\Users\Admin\AppData\Local\Temp\windows\575756.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
C:\Users\Admin\AppData\Local\Temp\windows\575756.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
\Users\Admin\AppData\Local\Temp\Evaexshoaoctfomtnblime raw file_ok.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
\Users\Admin\AppData\Local\Temp\Evaexshoaoctfomtnblime raw file_ok.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
\Users\Admin\AppData\Local\Temp\windows\575756.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
\Users\Admin\AppData\Local\Temp\windows\575756.exe

MD5
626dfbde436ca2d66c710da8f1d6722c

SHA1
b1f3052ef3d8acc4911328bee060a9f4df220c6c

SHA256
c84782e66c1a3f6ce2982375014caf93e1a60ddeb56c8c1a1a7e5e4ddcdd89c3

SHA512
58f09f1e54330e3e9af94f446a558e372f7b503ce2caef370ac3e8d8f67b3e0d03f75476f6f4c7ee748ee19d8c8c6eefafee8566df6c8ff8e8b2c1f306ed1715

Download Submit
memory/508-76-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/508-74-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/508-70-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/508-72-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/508-71-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/508-73-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/508-75-0x0000000000436D0E-mapping.dmp

Download
memory/508-78-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/540-59-0x0000000000000000-mapping.dmp

Download
memory/1296-66-0x0000000000000000-mapping.dmp

Download
memory/1296-68-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/1296-87-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/1356-90-0x00000000005D0000-0x00000000005EC000-memory.dmp

Filesize
112KB

Download
memory/1356-82-0x0000000000000000-mapping.dmp

Download
memory/1356-85-0x0000000001350000-0x0000000001351000-memory.dmp

Filesize
4KB

Download
memory/1356-88-0x0000000004D70000-0x0000000004D71000-memory.dmp

Filesize
4KB

Download
memory/1356-89-0x00000000004D0000-0x00000000004E6000-memory.dmp

Filesize
88KB

Download
memory/1660-79-0x0000000000000000-mapping.dmp

Download
memory/1764-58-0x0000000005960000-0x0000000005A51000-memory.dmp

Filesize
964KB

Download
memory/1764-54-0x0000000000C10000-0x0000000000C11000-memory.dmp

Filesize
4KB

Download
memory/1764-57-0x0000000075B71000-0x0000000075B73000-memory.dmp

Filesize
8KB

Download
memory/1764-56-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/1764-61-0x0000000004470000-0x0000000004494000-memory.dmp

Filesize
144KB

Download