a9bcdd75d2b08e7d62ab9ff79de805d35abd9fc5667ddaea872b58066889eeb0

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 23:28

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General

Target

43391bf33958bbfeb2ad07da7739bd6d.exe
Size

298KB
MD5

43391bf33958bbfeb2ad07da7739bd6d
SHA1

862f5ff99582d5d8645c81621894710ae7ae0045
SHA256

a9bcdd75d2b08e7d62ab9ff79de805d35abd9fc5667ddaea872b58066889eeb0
SHA512

30e778c09f0b286bc46b3ec7aad06d99a79a1a00310bfab933ec20d1f735b738da169e75b43fcf687fa67793c557943499ef181d31f33021534d85a64f2775e1
SSDEEP

6144:X9gran558yUzFul0mWcLVlGxGPCyl7Y3sdbj0j00s1wpZIU2aADkXiLAj6inP7:X9gGngyiFul0mNAsCyZH0jPI+oDkXiLS

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1628-0-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral2/memory/3516-4-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral2/memory/3516-3-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral2/memory/3516-5-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral2/memory/3516-8-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral2/memory/1628-6-0x0000000000400000-0x00000000004AE000-memory.dmp	upx
behavioral2/files/0x0006000000023205-10.dat	upx
behavioral2/memory/3516-11-0x0000000000400000-0x00000000004AE000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\KtxirlF = "c:\\ProgramData\\EiqulaV\\IlslpwA\\KtxirlF.exe"	notepad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1628 set thread context of 3516	1628	43391bf33958bbfeb2ad07da7739bd6d.exe	88

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 3516	1628	43391bf33958bbfeb2ad07da7739bd6d.exe	88
PID 1628 wrote to memory of 3516	1628	43391bf33958bbfeb2ad07da7739bd6d.exe	88
PID 1628 wrote to memory of 3516	1628	43391bf33958bbfeb2ad07da7739bd6d.exe	88
PID 1628 wrote to memory of 3516	1628	43391bf33958bbfeb2ad07da7739bd6d.exe	88
PID 1628 wrote to memory of 3516	1628	43391bf33958bbfeb2ad07da7739bd6d.exe	88

C:\Users\Admin\AppData\Local\Temp\43391bf33958bbfeb2ad07da7739bd6d.exe
"C:\Users\Admin\AppData\Local\Temp\43391bf33958bbfeb2ad07da7739bd6d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\notepad.exe
  C:\Windows\system32\notepad.exe
  2⤵
  - Adds Run key to start application
  PID:3516

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\ProgramData\EiqulaV\IlslpwA\KtxirlF.exe

Filesize
298KB

MD5
43391bf33958bbfeb2ad07da7739bd6d

SHA1
862f5ff99582d5d8645c81621894710ae7ae0045

SHA256
a9bcdd75d2b08e7d62ab9ff79de805d35abd9fc5667ddaea872b58066889eeb0

SHA512
30e778c09f0b286bc46b3ec7aad06d99a79a1a00310bfab933ec20d1f735b738da169e75b43fcf687fa67793c557943499ef181d31f33021534d85a64f2775e1

Download Submit
memory/1628-0-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/1628-1-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/1628-6-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3516-4-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3516-3-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3516-5-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3516-8-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3516-9-0x0000000003040000-0x0000000003041000-memory.dmp

Filesize
4KB

Download
memory/3516-11-0x0000000000400000-0x00000000004AE000-memory.dmp

Filesize
696KB

Download
memory/3516-12-0x0000000003040000-0x0000000003041000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads