agenttesla | dc7bc675429ac837433812650657f4e2712eaa1a9ed0ee15323c50c38a45930c

General

Target

purchase order.exe
Size

1.5MB
MD5

0ecd4e2b8c8b2ed0547486adae4bea38
SHA1

fe27a8b65b5124034b6928cc4b62ccc543d181c9
SHA256

121ed7866968457d069a87e8f3bf56fd8313a61949414bfc1fd2da89fa0c572c
SHA512

27e13285514640cbb63195e22489b1f5bd1e6f129ff0966fd5ae6f444984fb68d644fb983cc8c37953d0c04a1d1ec90d78d130ed40360d6e9dd48bab6ba06044

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ananthasuites.com
Port:
587
Username:
[email protected]
Password:
Anantha225@#

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4076-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4076-126-0x00000000004374BE-mapping.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
Suspicious use of SetThreadContext 1 IoCs

Processes:

purchase order.exe

description pid process target process

PID 396 set thread context of 4076 396 purchase order.exe purchase order.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

purchase order.exepurchase order.exe

pid process

396 purchase order.exe
396 purchase order.exe
396 purchase order.exe
396 purchase order.exe
4076 purchase order.exe
4076 purchase order.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

purchase order.exepurchase order.exe

description pid process

Token: SeDebugPrivilege 396 purchase order.exe
Token: SeDebugPrivilege 4076 purchase order.exe

description	pid	process	target process
PID 396 set thread context of 4076	396	purchase order.exe	purchase order.exe

pid	process
396	purchase order.exe
396	purchase order.exe
396	purchase order.exe
396	purchase order.exe
4076	purchase order.exe
4076	purchase order.exe

description	pid	process
Token: SeDebugPrivilege	396	purchase order.exe
Token: SeDebugPrivilege	4076	purchase order.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

purchase order.exe

description	pid	process	target process
PID 396 wrote to memory of 3212	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 3212	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 3212	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 3860	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 3860	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 3860	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe
PID 396 wrote to memory of 4076	396	purchase order.exe	purchase order.exe

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:396

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"{path}"
2⤵
PID:3212

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"{path}"
2⤵
PID:3860

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4076

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\purchase order.exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
memory/396-119-0x0000000004D50000-0x000000000524E000-memory.dmp

Filesize
5.0MB

Download
memory/396-124-0x00000000089B0000-0x00000000089E8000-memory.dmp

Filesize
224KB

Download
memory/396-118-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

Filesize
4KB

Download
memory/396-114-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/396-120-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/396-121-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

Filesize
4KB

Download
memory/396-117-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/396-123-0x0000000008930000-0x00000000089A9000-memory.dmp

Filesize
484KB

Download
memory/396-122-0x0000000000DB0000-0x0000000000DBE000-memory.dmp

Filesize
56KB

Download
memory/396-116-0x0000000004C80000-0x0000000004C81000-memory.dmp

Filesize
4KB

Download
memory/4076-126-0x00000000004374BE-mapping.dmp

Download
memory/4076-125-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4076-132-0x00000000056D0000-0x00000000056D1000-memory.dmp

Filesize
4KB

Download
memory/4076-133-0x0000000005860000-0x0000000005861000-memory.dmp

Filesize
4KB

Download
memory/4076-134-0x0000000006380000-0x0000000006381000-memory.dmp

Filesize
4KB

Download

Analysis

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