1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02

Analysis

max time kernel
157s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 08:32

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General

Target

1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe
Size

119KB
MD5

84b2337f37f3ffca9f499488338acbdf
SHA1

aec31b1ee5064fda88ba71bc039d01d0ed8f41a0
SHA256

1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02
SHA512

3edaea9532a9590ada7052fa5e45e45b66c5c54faa4ffd4ca3a1db6e474b37fe4c6d20be4cb4ae0c682baf036da0620869be6a3fa2eda273a1a601e5cf7076c2
SSDEEP

3072:0etJmZ1tPha7oSF/X1Hyy7nYjCxi/Rsff:0QQZbh4oANXYnWf

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Winsds1 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-1861771\\Winsds1.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Winsds1 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781862338-1861771\\Winsds1.exe"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1868 set thread context of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe
1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe
1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe
1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3620	explorer.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 1868 wrote to memory of 2008	1868	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	84
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85
PID 2008 wrote to memory of 3620	2008	1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe	85

C:\Users\Admin\AppData\Local\Temp\1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe
"C:\Users\Admin\AppData\Local\Temp\1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Users\Admin\AppData\Local\Temp\1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe
  "C:\Users\Admin\AppData\Local\Temp\1ff239cc5f2c259f863778e4fd8f449418de02eb4f94b0f00072ee2bc8618a02.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Windows\SysWOW64\explorer.exe
    "C:\Windows\SysWOW64\explorer.exe"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: RenamesItself
    PID:3620

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1868-136-0x0000000000640000-0x0000000000645000-memory.dmp

Filesize
20KB

Download
memory/2008-133-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2008-135-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3620-138-0x0000000000B40000-0x0000000000B44000-memory.dmp

Filesize
16KB

Download