agenttesla | 62d224143ab1462293c94cc449f2174d1bf8a3635f22614ba391bc3a4f331e74

Analysis

max time kernel
122s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-09-2024 20:48

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General

Target

spoofer.exe
Size

690KB
MD5

254734b009bab35cda2c3b853868ead4
SHA1

d355217e7b2f4d6950b590e2cb56570e0d7e5a57
SHA256

62d224143ab1462293c94cc449f2174d1bf8a3635f22614ba391bc3a4f331e74
SHA512

cfec6c6177cd9b43d5f92b3c152dd9851339dcbe63a123a7f72606a222041c4134491b29830d58b09217ff9c7e6374fb1e83acaf3d4158c8dcb9340467a912c5
SSDEEP

6144:lBKjK2LFzZNf/ULF7XqPhjYXFuc/xBOUzjIGcmKqc4cq2cctc/wccyQcycnt4c6u:lMjnNf30FnhV7C0FnhVjp

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

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
behavioral2/files/0x000300000002327a-3.dat	family_agenttesla

Downloads MZ/PE file

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	Kopx_Perm.exe

Executes dropped EXE 17 IoCs

pid	Process
988	Kopx_Perm.exe
1252	winxsrcsv64.exe
1060	winxsrcsv64.exe
788	winxsrcsv64.exe
2408	winxsrcsv64.exe
1948	winxsrcsv64.exe
540	winxsrcsv64.exe
3216	winxsrcsv64.exe
4300	winxsrcsv64.exe
1492	winxsrcsv64.exe
1408	winxsrcsv64.exe
1908	winxsrcsv64.exe
4480	winxsrcsv64.exe
612	winxsrcsv64.exe
4740	winxsrcsv64.exe
3500	winxsrcsv64.exe
3284	winxsrcsv64.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
13	raw.githubusercontent.com
14	raw.githubusercontent.com
47	raw.githubusercontent.com

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Kopx\Kopx_Perm.exe	spoofer.exe
File created	C:\Windows\Globalization\winxsrcsv64.sys	Kopx_Perm.exe
File created	C:\Windows\Globalization\winxsrcsv64.exe	Kopx_Perm.exe
File created	C:\Windows\Globalization\iqvw64e.sys	Kopx_Perm.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	Kopx_Perm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	Kopx_Perm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	Kopx_Perm.exe

Suspicious behavior: LoadsDriver 16 IoCs

pid	Process
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found
660	Process not Found

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 988	2436	spoofer.exe	93
PID 2436 wrote to memory of 988	2436	spoofer.exe	93
PID 988 wrote to memory of 1252	988	Kopx_Perm.exe	99
PID 988 wrote to memory of 1252	988	Kopx_Perm.exe	99
PID 988 wrote to memory of 1060	988	Kopx_Perm.exe	101
PID 988 wrote to memory of 1060	988	Kopx_Perm.exe	101
PID 988 wrote to memory of 788	988	Kopx_Perm.exe	103
PID 988 wrote to memory of 788	988	Kopx_Perm.exe	103
PID 988 wrote to memory of 2408	988	Kopx_Perm.exe	105
PID 988 wrote to memory of 2408	988	Kopx_Perm.exe	105
PID 988 wrote to memory of 1948	988	Kopx_Perm.exe	107
PID 988 wrote to memory of 1948	988	Kopx_Perm.exe	107
PID 988 wrote to memory of 540	988	Kopx_Perm.exe	109
PID 988 wrote to memory of 540	988	Kopx_Perm.exe	109
PID 988 wrote to memory of 3216	988	Kopx_Perm.exe	111
PID 988 wrote to memory of 3216	988	Kopx_Perm.exe	111
PID 988 wrote to memory of 4300	988	Kopx_Perm.exe	113
PID 988 wrote to memory of 4300	988	Kopx_Perm.exe	113
PID 988 wrote to memory of 1492	988	Kopx_Perm.exe	115
PID 988 wrote to memory of 1492	988	Kopx_Perm.exe	115
PID 988 wrote to memory of 1408	988	Kopx_Perm.exe	117
PID 988 wrote to memory of 1408	988	Kopx_Perm.exe	117
PID 988 wrote to memory of 1908	988	Kopx_Perm.exe	119
PID 988 wrote to memory of 1908	988	Kopx_Perm.exe	119
PID 988 wrote to memory of 4480	988	Kopx_Perm.exe	121
PID 988 wrote to memory of 4480	988	Kopx_Perm.exe	121
PID 988 wrote to memory of 612	988	Kopx_Perm.exe	123
PID 988 wrote to memory of 612	988	Kopx_Perm.exe	123
PID 988 wrote to memory of 4740	988	Kopx_Perm.exe	125
PID 988 wrote to memory of 4740	988	Kopx_Perm.exe	125
PID 988 wrote to memory of 3500	988	Kopx_Perm.exe	127
PID 988 wrote to memory of 3500	988	Kopx_Perm.exe	127
PID 988 wrote to memory of 3284	988	Kopx_Perm.exe	129
PID 988 wrote to memory of 3284	988	Kopx_Perm.exe	129

C:\Users\Admin\AppData\Local\Temp\spoofer.exe
"C:\Users\Admin\AppData\Local\Temp\spoofer.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Windows\Kopx\Kopx_Perm.exe
  "C:\Windows\Kopx\Kopx_Perm.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Windows directory
  - Enumerates system info in registry
  - Suspicious use of WriteProcessMemory
  PID:988
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /SU AUTO
    3⤵
    - Executes dropped EXE
    PID:1252
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /BS PKHOJAD9K8NYR2N3
    3⤵
    - Executes dropped EXE
    PID:1060
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /CS PKHOJAD9K8NYR2N3
    3⤵
    - Executes dropped EXE
    PID:788
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /SS PKHOJAD9K8NYR2N3
    3⤵
    - Executes dropped EXE
    PID:2408
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /SM "System manufacturer"
    3⤵
    - Executes dropped EXE
    PID:1948
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /SP "System Product Name"
    3⤵
    - Executes dropped EXE
    PID:540
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /SV "System Version"
    3⤵
    - Executes dropped EXE
    PID:3216
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /SK "SKU"
    3⤵
    - Executes dropped EXE
    PID:4300
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /BT "Default string"
    3⤵
    - Executes dropped EXE
    PID:1492
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /BLC "Default string"
    3⤵
    - Executes dropped EXE
    PID:1408
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /CM "Default string"
    3⤵
    - Executes dropped EXE
    PID:1908
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /CV "Default string"
    3⤵
    - Executes dropped EXE
    PID:4480
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /CA "Default string"
    3⤵
    - Executes dropped EXE
    PID:612
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /CSK "Default string"
    3⤵
    - Executes dropped EXE
    PID:4740
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /SF "To be filled by O.E.M."
    3⤵
    - Executes dropped EXE
    PID:3500
- - C:\Windows\Globalization\winxsrcsv64.exe
    "winxsrcsv64.exe" /PSN PKHOJAD9K8NYR2N3
    3⤵
    - Executes dropped EXE
    PID:3284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Windows\Globalization\winxsrcsv64.exe

Filesize
379KB

MD5
91a31f23f3e50bd0a722e605687aed1e

SHA1
f56fa26aaccdd6eb3f1ea53f06674b01327cd7c4

SHA256
818d6d87d0facc03354bf7b0748467cf61040031248ba8b46045ed9dbe4053d8

SHA512
649ee112c0e9d0c63c199f0dee84332f915af336dd7ad0ff70cbd49cc148c832182ff748c67fe1dee958215ea4a095545d1a93fdeb90fbdeb6f98076b499aab0

Download Submit
C:\Windows\Kopx\Kopx_Perm.exe

Filesize
5.5MB

MD5
8c13d2fd7836abcfe22c00ace0061d40

SHA1
3c9640ec84a86cb10e87f2b2d8217f034aab1d5b

SHA256
cd665494b4a760a948b940d3bbae302134c282deee633f04343fe34790406001

SHA512
3c192fe7231e7c0306521c2701a3c9eeac0fd0091f6d59ef0f35a2dca193fcf5ff36008065838b2cabc92757708525a4d500e315a5502cbd8d7a6e5850255285

Download Submit
memory/988-5-0x00007FF8D9D5B000-0x00007FF8D9D5C000-memory.dmp

Filesize
4KB

Download
memory/2436-0-0x00007FF8D9D4B000-0x00007FF8D9D4C000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads