c21f799128f8fe7624ec85d14f87bdeacbd2f8a90c5fd71c4a45dec338d36704

Analysis

max time kernel
162s
max time network
170s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 13:44

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General

Target

1a6df3c735fdc4b767ff4e19c19d10a4.exe
Size

269KB
MD5

1a6df3c735fdc4b767ff4e19c19d10a4
SHA1

583f01d2222d24d7e681c957c2cd27b21ab334bf
SHA256

c21f799128f8fe7624ec85d14f87bdeacbd2f8a90c5fd71c4a45dec338d36704
SHA512

2c7216381b687532befe6ac3b22dcc7e0a5594d0c1335e933405c80b13dbf20048f3574c215433a3d0262f9073bdfbff8ce694d51a6998fea418d9f4cbd40d82
SSDEEP

6144:EvhSU1TVgzhGP6k//BVaLJl/5dv/s1ItyPwKKt/:AQU1TVM4P60/BVatB5dv/sTPwx

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

4064 svchost.exe

pid	process
4064	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogs = "C:\\Users\\Admin\\AppData\\Roaming\\winloger.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1a6df3c735fdc4b767ff4e19c19d10a4.exe

description pid process target process

PID 2420 set thread context of 4064 2420 1a6df3c735fdc4b767ff4e19c19d10a4.exe svchost.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1a6df3c735fdc4b767ff4e19c19d10a4.exe

description pid process

Token: SeDebugPrivilege 2420 1a6df3c735fdc4b767ff4e19c19d10a4.exe

description	pid	process	target process
PID 2420 set thread context of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe

description	pid	process
Token: SeDebugPrivilege	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

1a6df3c735fdc4b767ff4e19c19d10a4.exe

description	pid	process	target process
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe
PID 2420 wrote to memory of 4064	2420	1a6df3c735fdc4b767ff4e19c19d10a4.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\1a6df3c735fdc4b767ff4e19c19d10a4.exe
"C:\Users\Admin\AppData\Local\Temp\1a6df3c735fdc4b767ff4e19c19d10a4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420

C:\Users\Admin\AppData\Local\Temp\svchost.exe
C:\Users\Admin\AppData\Local\Temp\svchost.exe
2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:4064

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\svchost.exe
Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/2420-0-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/2420-2-0x0000000000F20000-0x0000000000F30000-memory.dmp

Filesize
64KB

Download
memory/2420-1-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/2420-10-0x0000000074D30000-0x00000000752E1000-memory.dmp

Filesize
5.7MB

Download
memory/4064-5-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4064-11-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4064-9-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4064-14-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/4064-12-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download