agenttesla | e9767c506d805d84d30aba139bb06e03f96f3043e902e28d4b36255e9171095b

General

Target

Halkbank_Ekstre_20230426_075819_154055.exe
Size

1.0MB
MD5

d902389745181b9523d4e44853b49908
SHA1

b44969265ce1cb2aed4449ea5c0a1801e15f1a72
SHA256

e9767c506d805d84d30aba139bb06e03f96f3043e902e28d4b36255e9171095b
SHA512

0aeb148113c6ddf1f4a18d2ef80146101f51900c66b41ffee3ba05cb60accc4caa0a402349a25023454b29017077827353756fe9b3e73bb9255f53a27425fd52
SSDEEP

12288:IGIhkZ5E+FFxaj4eM20QwoVFuLIY7FeYAACNfJKge+umkTB8v+HA:INK/E+FCm20QwoVF8j4YVCND4NKv

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1181694684779774053/cjX92o8l0vLPPbckpCo-xQ0jvH0TS_eICms_KB3YyUJFt-WblpJpKAzIalPuSzKKPxcp

Signatures

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

description	pid	Process	procid_target
PID 1988 set thread context of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2752	Halkbank_Ekstre_20230426_075819_154055.exe
2752	Halkbank_Ekstre_20230426_075819_154055.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	Halkbank_Ekstre_20230426_075819_154055.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28
PID 1988 wrote to memory of 2752	1988	Halkbank_Ekstre_20230426_075819_154055.exe	28

C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe
"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe
  "C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230426_075819_154055.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1988-0-0x0000000001300000-0x0000000001412000-memory.dmp

Filesize
1.1MB

Download
memory/1988-1-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1988-2-0x0000000000480000-0x00000000004C0000-memory.dmp

Filesize
256KB

Download
memory/1988-3-0x00000000003A0000-0x00000000003BA000-memory.dmp

Filesize
104KB

Download
memory/1988-4-0x00000000003D0000-0x00000000003D8000-memory.dmp

Filesize
32KB

Download
memory/1988-5-0x0000000000460000-0x000000000046A000-memory.dmp

Filesize
40KB

Download
memory/1988-6-0x0000000005C90000-0x0000000005D0C000-memory.dmp

Filesize
496KB

Download
memory/1988-7-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1988-8-0x0000000000480000-0x00000000004C0000-memory.dmp

Filesize
256KB

Download
memory/1988-18-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2752-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2752-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2752-22-0x00000000003C0000-0x0000000000400000-memory.dmp

Filesize
256KB

Download
memory/2752-21-0x0000000073840000-0x0000000073F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2752-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2752-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2752-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2752-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2752-23-0x0000000073840000-0x0000000073F2E000-memory.dmp

Filesize
6.9MB

Download
memory/2752-24-0x00000000003C0000-0x0000000000400000-memory.dmp

Filesize
256KB

Download

Analysis

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