agenttesla | 410ef6d906ba484fc887ccde242ff8f0057fe55c338a7e4dc9d7be4ed94c7f9a

General

Target

E-dekont.exe
Size

878KB
MD5

1349f4cdeeff77f8e18cddb241f3e425
SHA1

f631ca6cb8897a6d052f09df9c278f16088aa25e
SHA256

410ef6d906ba484fc887ccde242ff8f0057fe55c338a7e4dc9d7be4ed94c7f9a
SHA512

3ed9368e40be9803b0f9590d1f67e4dddad886a3551e52915a042a36fa7813d5556e78034d9a6297c9aefef3da5203bc9fb1bb013dd57e09a121f66dc77b82cd
SSDEEP

24576:P7EcmNaAnMM0Xc4H0KZCbhDjoJfMpxXM+u7vR/k4k:wRBfAdZCbtjogxFgRE

Score

10^/10

agenttesla guloader downloader keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6225333215:AAFu6RyUqp4Klj6s7zuEWrA78AFP6bYaof8/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader
Loads dropped DLL 1 IoCs

Processes:

E-dekont.exe

pid process

2160 E-dekont.exe

pid	process
2160	E-dekont.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

msbuild.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\TulzXve = "C:\\Users\\Admin\\AppData\\Roaming\\TulzXve\\TulzXve.exe"	msbuild.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.

Processes:

flow ioc

8 api.ipify.org
9 api.ipify.org
Drops file in System32 directory 1 IoCs

Processes:

E-dekont.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\octocoralline\udflet.kly E-dekont.exe
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

msbuild.exe

pid process

1912 msbuild.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

E-dekont.exemsbuild.exe

pid process

2160 E-dekont.exe
1912 msbuild.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

E-dekont.exe

description pid process target process

PID 2160 set thread context of 1912 2160 E-dekont.exe msbuild.exe
Drops file in Program Files directory 1 IoCs

Processes:

E-dekont.exe

description ioc process

File created C:\Program Files (x86)\Alkoholpaavirkede.lnk E-dekont.exe

flow	ioc
8	api.ipify.org
9	api.ipify.org

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\octocoralline\udflet.kly	E-dekont.exe

pid	process
1912	msbuild.exe

pid	process
2160	E-dekont.exe
1912	msbuild.exe

description	pid	process	target process
PID 2160 set thread context of 1912	2160	E-dekont.exe	msbuild.exe

description	ioc	process
File created	C:\Program Files (x86)\Alkoholpaavirkede.lnk	E-dekont.exe

Drops file in Windows directory 2 IoCs

Processes:

E-dekont.exe

description	ioc	process
File opened for modification	C:\Windows\Fonts\sttemaskinerne.aft	E-dekont.exe
File opened for modification	C:\Windows\pau.anl	E-dekont.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msbuild.exe

pid process

1912 msbuild.exe
1912 msbuild.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

E-dekont.exe

pid process

2160 E-dekont.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

msbuild.exe

description pid process

Token: SeDebugPrivilege 1912 msbuild.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

msbuild.exe

pid process

1912 msbuild.exe

pid	process
1912	msbuild.exe
1912	msbuild.exe

pid	process
2160	E-dekont.exe

description	pid	process
Token: SeDebugPrivilege	1912	msbuild.exe

pid	process
1912	msbuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

E-dekont.exe

description	pid	process	target process
PID 2160 wrote to memory of 1912	2160	E-dekont.exe	msbuild.exe
PID 2160 wrote to memory of 1912	2160	E-dekont.exe	msbuild.exe
PID 2160 wrote to memory of 1912	2160	E-dekont.exe	msbuild.exe
PID 2160 wrote to memory of 1912	2160	E-dekont.exe	msbuild.exe
PID 2160 wrote to memory of 1912	2160	E-dekont.exe	msbuild.exe
PID 2160 wrote to memory of 1912	2160	E-dekont.exe	msbuild.exe

C:\Users\Admin\AppData\Local\Temp\E-dekont.exe
"C:\Users\Admin\AppData\Local\Temp\E-dekont.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2160

C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
"C:\Users\Admin\AppData\Local\Temp\E-dekont.exe"
2⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\regdir.ini

Filesize
23B

MD5
c92bd40da0253a8950d8212a10a45b7a

SHA1
51b8c9ec204739dc6533aedb479e2246dc6c814e

SHA256
66254a3eeb63222b02602732fac5e85f080d77c5e257e138864931763fb955fb

SHA512
26cc58e0e7aceea7e1f3083fa8ca7e231ca71616006d34a5b73de93f1edbcb2904ab246f0ae241f2fcd51c93f467757081c381c57e1de8c77a2a8695ec4ac4e1

Download Submit
\Users\Admin\AppData\Local\Temp\nsy8068.tmp\System.dll

Filesize
12KB

MD5
0d7ad4f45dc6f5aa87f606d0331c6901

SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457

SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

Download Submit
memory/1912-69-0x0000000072550000-0x0000000072594000-memory.dmp

Filesize
272KB

Download
memory/1912-70-0x0000000071E60000-0x000000007254E000-memory.dmp

Filesize
6.9MB

Download
memory/1912-77-0x0000000035C90000-0x0000000035CD0000-memory.dmp

Filesize
256KB

Download
memory/1912-76-0x0000000071E60000-0x000000007254E000-memory.dmp

Filesize
6.9MB

Download
memory/1912-72-0x0000000035C90000-0x0000000035CD0000-memory.dmp

Filesize
256KB

Download
memory/1912-49-0x0000000000410000-0x0000000002AE3000-memory.dmp

Filesize
38.8MB

Download
memory/1912-50-0x0000000076FD0000-0x0000000077179000-memory.dmp

Filesize
1.7MB

Download
memory/1912-66-0x0000000072550000-0x00000000735B2000-memory.dmp

Filesize
16.4MB

Download
memory/1912-67-0x0000000000410000-0x0000000002AE3000-memory.dmp

Filesize
38.8MB

Download
memory/1912-68-0x0000000000410000-0x0000000002AE3000-memory.dmp

Filesize
38.8MB

Download
memory/2160-48-0x0000000074690000-0x0000000074697000-memory.dmp

Filesize
28KB

Download
memory/2160-44-0x0000000002FF0000-0x00000000056C3000-memory.dmp

Filesize
38.8MB

Download
memory/2160-45-0x0000000002FF0000-0x00000000056C3000-memory.dmp

Filesize
38.8MB

Download
memory/2160-47-0x00000000771C0000-0x0000000077296000-memory.dmp

Filesize
856KB

Download
memory/2160-46-0x0000000076FD0000-0x0000000077179000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads