agenttesla | 6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227

General

Target

6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe
Size

3.6MB
MD5

62e11691c457a43738b01faca500f688
SHA1

341a62aad64638762a3d43594e3f0e413e369160
SHA256

6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227
SHA512

3601e50e282c62ecac88e4b3a727df6cbb7447ba9901a36f6515bd949dde53548d27f7566dca73106163792a2daff9a4bbf59f4fc530ee01d0050fe52256f73e
SSDEEP

12288:iFXhF2Gkx9Mjx/6MEFcfuxPVXsUGeovRJ4Y45S2R0JhAICryO8C/8pod7gO5Qz7/:qbom96CQ1ovHD4pKEICrn8AZQz7/

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.fasmacopy.gr
Port:
587
Username:
[email protected]
Password:
Fam28sjd
Email To:
[email protected]

Signatures

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

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 316 set thread context of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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	CasPol.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2540	CasPol.exe
2540	CasPol.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	CasPol.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2540	CasPol.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2540	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	30
PID 316 wrote to memory of 2204	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	31
PID 316 wrote to memory of 2204	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	31
PID 316 wrote to memory of 2204	316	6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe	31

C:\Users\Admin\AppData\Local\Temp\6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe
"C:\Users\Admin\AppData\Local\Temp\6f63c579d6602b9cf683cfe5f24a46db07491ea23703d83ccebff4829fa78227.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:316
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2540
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 316 -s 620
  2⤵
  PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/316-0-0x000007FEF5F83000-0x000007FEF5F84000-memory.dmp

Filesize
4KB

Download
memory/316-1-0x0000000001250000-0x000000000128C000-memory.dmp

Filesize
240KB

Download
memory/316-2-0x000000001AF80000-0x000000001B012000-memory.dmp

Filesize
584KB

Download
memory/316-3-0x000007FEF5F80000-0x000007FEF696C000-memory.dmp

Filesize
9.9MB

Download
memory/316-19-0x000007FEF5F80000-0x000007FEF696C000-memory.dmp

Filesize
9.9MB

Download
memory/316-18-0x000007FEF5F83000-0x000007FEF5F84000-memory.dmp

Filesize
4KB

Download
memory/2540-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2540-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2540-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2540-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2540-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2540-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2540-16-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/2540-17-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2540-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2540-20-0x0000000074DDE000-0x0000000074DDF000-memory.dmp

Filesize
4KB

Download
memory/2540-21-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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