agenttesla | 6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39

Analysis

max time kernel
50s
max time network
146s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
10-05-2023 12:42

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General

Target

6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe
Size

454KB
MD5

fff782549c0f228212f00700e491f492
SHA1

949c3f8217c8870a01d1d9eb128b18d9c57ed89e
SHA256

6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39
SHA512

c4c21516168722b71b3f11afa14d23d860514036335ce3580337b94174a6089d167fca102dd6272246e7c4b95d74fcb7728e726c84071c9a7ea12fab52ddc5b2
SSDEEP

6144:MLzDJrJcGWJHAhrQPliyLuypxKmKRIeM2vAvW5En0c6qFepN:AvpCiSdbtTO2+vpez6Ce/

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.akhtargroup.com.bd
Port:
587
Username:
[email protected]
Password:
rck2013
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

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 1676 set thread context of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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

pid	Process
1484	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe
1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe
1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe
Token: SeDebugPrivilege	1692	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1692	RegSvcs.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1676 wrote to memory of 1484	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	28
PID 1676 wrote to memory of 1484	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	28
PID 1676 wrote to memory of 1484	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	28
PID 1676 wrote to memory of 1484	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	28
PID 1676 wrote to memory of 1156	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	30
PID 1676 wrote to memory of 1156	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	30
PID 1676 wrote to memory of 1156	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	30
PID 1676 wrote to memory of 1156	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	30
PID 1676 wrote to memory of 1156	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	30
PID 1676 wrote to memory of 1156	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	30
PID 1676 wrote to memory of 1156	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	30
PID 1676 wrote to memory of 560	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	31
PID 1676 wrote to memory of 560	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	31
PID 1676 wrote to memory of 560	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	31
PID 1676 wrote to memory of 560	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	31
PID 1676 wrote to memory of 560	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	31
PID 1676 wrote to memory of 560	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	31
PID 1676 wrote to memory of 560	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	31
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32
PID 1676 wrote to memory of 1692	1676	6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe
"C:\Users\Admin\AppData\Local\Temp\6c5deef73d02f6a72b9e5db340f3a5e3743d6a63fe0827815378bf2b13624d39.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1676
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uDFlbo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp761B.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1484
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:1156
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:560
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1692

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp761B.tmp

Filesize
1KB

MD5
ee797b7dde932ad0744d346b8694a232

SHA1
cf35b28c7b9d8f214daa3a7edcef27a6819fc8fb

SHA256
93ddcbb83b57a2e9f30b4b536c6092ea0058078c087a788fff1338244c0fa4d4

SHA512
002702ac568ca9e907872328c662694b51f019c1c2941abde3aa5841cd75aaf6b261a9af6aa5918e671f4641a43fef709645b13da1d254382f5200604c2bede9

Download Submit
memory/1676-58-0x00000000008D0000-0x0000000000910000-memory.dmp

Filesize
256KB

Download
memory/1676-57-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download
memory/1676-54-0x0000000000DF0000-0x0000000000E68000-memory.dmp

Filesize
480KB

Download
memory/1676-56-0x0000000000B60000-0x0000000000B6C000-memory.dmp

Filesize
48KB

Download
memory/1676-59-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download
memory/1676-60-0x0000000005BD0000-0x0000000005C46000-memory.dmp

Filesize
472KB

Download
memory/1676-61-0x0000000004490000-0x00000000044C0000-memory.dmp

Filesize
192KB

Download
memory/1676-55-0x00000000008D0000-0x0000000000910000-memory.dmp

Filesize
256KB

Download
memory/1692-93-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Filesize
256KB

Download
memory/1692-67-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1692-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1692-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1692-69-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1692-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1692-72-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1692-74-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1692-75-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Filesize
256KB

Download
memory/1692-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download