agenttesla | a89ba38f7ceffe3e59803a0208dee82349f86c7d72aaec093f8ca310c5d20c9b

Analysis

max time kernel
142s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
12-12-2023 07:48

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General

Target

e-dekont_html.exe
Size

618KB
MD5

f2bb7933144ee3a467f3def2d259af22
SHA1

fa6c6b2fd1b5df8d4bcd35066636ba9032faf46d
SHA256

a89ba38f7ceffe3e59803a0208dee82349f86c7d72aaec093f8ca310c5d20c9b
SHA512

edd7e5285b948446b225fe60f2e38f104c5388c579565b68861c1369611b1125d9914c3285238bb13a91285fe29bdb3e659c26ce018c11aaeb50e9e0e5507e07
SSDEEP

12288:23IU8S6eUdNZMFkFueo3lRVyZQYYS0U4d9Eu0b0jAvCN:MItSAdXQkeVyZDYS0U4d9Exb08vG

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.interloggumruk.com
Port:
587
Username:
[email protected]
Password:
interlog.2022
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2444-6-0x0000000005580000-0x0000000005598000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e-dekont_html.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe"	e-dekont_html.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e-dekont_html.exe

description pid process target process

PID 2444 set thread context of 4440 2444 e-dekont_html.exe e-dekont_html.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

e-dekont_html.exee-dekont_html.exe

pid process

2444 e-dekont_html.exe
2444 e-dekont_html.exe
2444 e-dekont_html.exe
4440 e-dekont_html.exe
4440 e-dekont_html.exe
4440 e-dekont_html.exe

description	pid	process	target process
PID 2444 set thread context of 4440	2444	e-dekont_html.exe	e-dekont_html.exe

pid	process
2444	e-dekont_html.exe
2444	e-dekont_html.exe
2444	e-dekont_html.exe
4440	e-dekont_html.exe
4440	e-dekont_html.exe
4440	e-dekont_html.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e-dekont_html.exee-dekont_html.exesvchost.exe

description	pid	process
Token: SeDebugPrivilege	2444	e-dekont_html.exe
Token: SeDebugPrivilege	4440	e-dekont_html.exe
Token: SeManageVolumePrivilege	4388	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

e-dekont_html.exe

pid process

4440 e-dekont_html.exe

pid	process
4440	e-dekont_html.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

e-dekont_html.exe

description	pid	process	target process
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe
PID 2444 wrote to memory of 4440	2444	e-dekont_html.exe	e-dekont_html.exe

C:\Users\Admin\AppData\Local\Temp\e-dekont_html.exe
"C:\Users\Admin\AppData\Local\Temp\e-dekont_html.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2444

C:\Users\Admin\AppData\Local\Temp\e-dekont_html.exe
"C:\Users\Admin\AppData\Local\Temp\e-dekont_html.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4440

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:400

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

Filesize
16KB

MD5
99dac17d02ee788e0b048275baf486a9

SHA1
324863bc538bfb7decf4bd8686f4e1f83d9c7518

SHA256
03aa73ad7013b64f3951fac11705c767b7fa583347a63a3c3a80746f6e7fe99e

SHA512
d83e50c194fe4df298ef8cfb6095e2f9d71039d200699034f5fc6e65bd2c34c5298a1812d6387913986980abdc2992d2bfe5c78642691c31843d24669fc965ee

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e-dekont_html.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2444-6-0x0000000005580000-0x0000000005598000-memory.dmp

Filesize
96KB

Download
memory/2444-3-0x00000000053B0000-0x0000000005442000-memory.dmp

Filesize
584KB

Download
memory/2444-4-0x0000000005350000-0x0000000005360000-memory.dmp

Filesize
64KB

Download
memory/2444-5-0x0000000005450000-0x000000000545A000-memory.dmp

Filesize
40KB

Download
memory/2444-0-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/2444-7-0x0000000008F30000-0x0000000008F38000-memory.dmp

Filesize
32KB

Download
memory/2444-8-0x0000000006650000-0x000000000665A000-memory.dmp

Filesize
40KB

Download
memory/2444-9-0x0000000008F40000-0x0000000008FBA000-memory.dmp

Filesize
488KB

Download
memory/2444-10-0x0000000006B20000-0x0000000006BBC000-memory.dmp

Filesize
624KB

Download
memory/2444-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

Filesize
5.6MB

Download
memory/2444-1-0x0000000000910000-0x00000000009B0000-memory.dmp

Filesize
640KB

Download
memory/2444-15-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/4388-22-0x00000289A4540000-0x00000289A4550000-memory.dmp

Filesize
64KB

Download
memory/4388-61-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-90-0x00000289ACAC0000-0x00000289ACAC1000-memory.dmp

Filesize
4KB

Download
memory/4388-89-0x00000289AC9B0000-0x00000289AC9B1000-memory.dmp

Filesize
4KB

Download
memory/4388-88-0x00000289AC9B0000-0x00000289AC9B1000-memory.dmp

Filesize
4KB

Download
memory/4388-86-0x00000289AC9A0000-0x00000289AC9A1000-memory.dmp

Filesize
4KB

Download
memory/4388-74-0x00000289AC7A0000-0x00000289AC7A1000-memory.dmp

Filesize
4KB

Download
memory/4388-38-0x00000289A4640000-0x00000289A4650000-memory.dmp

Filesize
64KB

Download
memory/4388-54-0x00000289ACC20000-0x00000289ACC21000-memory.dmp

Filesize
4KB

Download
memory/4388-55-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-56-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-57-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-58-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-59-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-60-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-71-0x00000289AC860000-0x00000289AC861000-memory.dmp

Filesize
4KB

Download
memory/4388-62-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-63-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-64-0x00000289ACC50000-0x00000289ACC51000-memory.dmp

Filesize
4KB

Download
memory/4388-65-0x00000289AC870000-0x00000289AC871000-memory.dmp

Filesize
4KB

Download
memory/4388-66-0x00000289AC860000-0x00000289AC861000-memory.dmp

Filesize
4KB

Download
memory/4388-68-0x00000289AC870000-0x00000289AC871000-memory.dmp

Filesize
4KB

Download
memory/4440-14-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/4440-16-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

Filesize
64KB

Download
memory/4440-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4440-21-0x0000000004FA0000-0x0000000004FB0000-memory.dmp

Filesize
64KB

Download
memory/4440-20-0x0000000074E00000-0x00000000755B0000-memory.dmp

Filesize
7.7MB

Download
memory/4440-19-0x0000000005D20000-0x0000000005D70000-memory.dmp

Filesize
320KB

Download
memory/4440-17-0x0000000004FB0000-0x0000000005016000-memory.dmp

Filesize
408KB

Download