agenttesla | f78bda643bc02054908c347ed64d7244d6da34cd8798aadf6e01313c8803c5bb

General

Target

c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe
Size

350.1MB
MD5

e6ee01eefc03e56e385cb620990516d8
SHA1

f64b4f867b05ed4ac03bfa4c61cad6cd7f51a248
SHA256

c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331
SHA512

89006d7f81e8abe98d5bc309c5dade672410cb39c9c58ab83c8cbcb0952e9f4415a920080efd67d3733c424e19a74b15839d3e1be7d5d1604cfd70caed406909
SSDEEP

384:CoRiEv8uudnJ0fXHEkKLgvnnmLkgDd8yxNxDs7vOcPPhI+9wwwwwww7777jYYYz7:CaiKyoftWgvmIUdfT3cVl

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.mgcpakistan.com/
Port:
21
Username:
[email protected]
Password:
boygirl123456

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral6/memory/4184-148-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicrosoftSoftware = "\"C:\\Users\\Admin\\AppData\\Roaming\\Updates\\MicrosoftSoftware.exe\""	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1060 set thread context of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4224	powershell.exe
4224	powershell.exe
2740	powershell.exe
2740	powershell.exe
4184	InstallUtil.exe
4184	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe
Token: SeDebugPrivilege	4224	powershell.exe
Token: SeDebugPrivilege	2740	powershell.exe
Token: SeDebugPrivilege	4184	InstallUtil.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 4224	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	81
PID 1060 wrote to memory of 4224	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	81
PID 1060 wrote to memory of 4224	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	81
PID 1060 wrote to memory of 1512	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	90
PID 1060 wrote to memory of 1512	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	90
PID 1060 wrote to memory of 1512	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	90
PID 1512 wrote to memory of 2740	1512	cmd.exe	92
PID 1512 wrote to memory of 2740	1512	cmd.exe	92
PID 1512 wrote to memory of 2740	1512	cmd.exe	92
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93
PID 1060 wrote to memory of 4184	1060	c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe	93

C:\Users\Admin\AppData\Local\Temp\c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe
"C:\Users\Admin\AppData\Local\Temp\c846e7bbbc1f65452bdca87523edf0fd1a58cbd9a45e622e29d480d8d80ac331.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1060
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4224
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1512
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2740
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4184

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
1KB

MD5
4280e36a29fa31c01e4d8b2ba726a0d8

SHA1
c485c2c9ce0a99747b18d899b71dfa9a64dabe32

SHA256
e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

SHA512
494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

Filesize
53KB

MD5
06ad34f9739c5159b4d92d702545bd49

SHA1
9152a0d4f153f3f40f7e606be75f81b582ee0c17

SHA256
474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

SHA512
c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
16KB

MD5
0e351a4a51817d643e795ba5d308ed35

SHA1
111d74f25fa60f74a99e7ccd91a3b0e1c130732e

SHA256
7759a6d7ab88a49e722f987bd8b779234a1887fb90c81063e7fb2d6b5b072869

SHA512
ae352993b955ef38e3ea01a7eaa7199bfbecfa25acfcb175627efc4623fc478d1283f9cb04939cf0fbe948c08a5aae931ff6c113e713c93aa9a0bdbda9d269cc

Download Submit
memory/1060-133-0x0000000005FB0000-0x0000000005FD2000-memory.dmp

Filesize
136KB

Download
memory/1060-132-0x0000000000230000-0x0000000000252000-memory.dmp

Filesize
136KB

Download
memory/2740-154-0x0000000006EF0000-0x0000000006F0E000-memory.dmp

Filesize
120KB

Download
memory/2740-151-0x0000000006F50000-0x0000000006F82000-memory.dmp

Filesize
200KB

Download
memory/2740-159-0x0000000007E90000-0x0000000007E98000-memory.dmp

Filesize
32KB

Download
memory/2740-158-0x0000000007EB0000-0x0000000007ECA000-memory.dmp

Filesize
104KB

Download
memory/2740-157-0x00000000067D0000-0x00000000067DE000-memory.dmp

Filesize
56KB

Download
memory/2740-156-0x0000000007F50000-0x0000000007FE6000-memory.dmp

Filesize
600KB

Download
memory/2740-155-0x0000000007D00000-0x0000000007D0A000-memory.dmp

Filesize
40KB

Download
memory/2740-152-0x000000006F4F0000-0x000000006F53C000-memory.dmp

Filesize
304KB

Download
memory/4184-153-0x0000000005360000-0x00000000053FC000-memory.dmp

Filesize
624KB

Download
memory/4184-148-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4184-149-0x0000000005810000-0x0000000005DB4000-memory.dmp

Filesize
5.6MB

Download
memory/4184-150-0x00000000050F0000-0x0000000005182000-memory.dmp

Filesize
584KB

Download
memory/4224-135-0x0000000002F80000-0x0000000002FB6000-memory.dmp

Filesize
216KB

Download
memory/4224-139-0x0000000006570000-0x000000000658E000-memory.dmp

Filesize
120KB

Download
memory/4224-136-0x0000000005A10000-0x0000000006038000-memory.dmp

Filesize
6.2MB

Download
memory/4224-137-0x00000000057F0000-0x0000000005856000-memory.dmp

Filesize
408KB

Download
memory/4224-138-0x00000000058D0000-0x0000000005936000-memory.dmp

Filesize
408KB

Download
memory/4224-141-0x0000000006A80000-0x0000000006A9A000-memory.dmp

Filesize
104KB

Download
memory/4224-140-0x0000000007BB0000-0x000000000822A000-memory.dmp

Filesize
6.5MB

Download

Analysis

Sharing