cfec8de7264111de89ef6e8653434d26a68667d2f153c1a7c104082dadfe662a

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14-02-2024 12:54

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General

Target

9bba37990c2133c1956e7b969e967daa.exe
Size

90KB
MD5

9bba37990c2133c1956e7b969e967daa
SHA1

a5f8440f6b0105424fd701848593f4df8c754906
SHA256

cfec8de7264111de89ef6e8653434d26a68667d2f153c1a7c104082dadfe662a
SHA512

c0ffee00aad9aef807436d177252d1ff3407685bfbd72e4bc8d5049806e6ab624bd73d5acc90be667ff6bdc42a1afc550a1576c31290bf5e249f0f8dc200ee8f
SSDEEP

1536:MdGhKh0JHyoVf3hiNncyuownWgjLtHvO+TBvJ030fK+yXWoaBbov:Ma2dognc7ownWgfdG6ZK+8a2v

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2616-1004-0x0000000000400000-0x0000000000437000-memory.dmp	upx
behavioral2/memory/376-13545-0x0000000000400000-0x0000000000437000-memory.dmp	upx
behavioral2/memory/376-21084-0x0000000000400000-0x0000000000437000-memory.dmp	upx
behavioral2/memory/376-21085-0x0000000000400000-0x0000000000437000-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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cognac = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9bba37990c2133c1956e7b969e967daa.exe"	9bba37990c2133c1956e7b969e967daa.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Microsoft\Internet Explorer\International	9bba37990c2133c1956e7b969e967daa.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 376	2616	9bba37990c2133c1956e7b969e967daa.exe	84
PID 2616 wrote to memory of 376	2616	9bba37990c2133c1956e7b969e967daa.exe	84
PID 2616 wrote to memory of 376	2616	9bba37990c2133c1956e7b969e967daa.exe	84

C:\Users\Admin\AppData\Local\Temp\9bba37990c2133c1956e7b969e967daa.exe
"C:\Users\Admin\AppData\Local\Temp\9bba37990c2133c1956e7b969e967daa.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Users\Admin\AppData\Local\Temp\9bba37990c2133c1956e7b969e967daa.exe
  C:\Users\Admin\AppData\Local\Temp\9bba37990c2133c1956e7b969e967daa.exe
  2⤵
  - Adds Run key to start application
  - Modifies Internet Explorer settings
  PID:376

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

memory/376-1-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/376-13545-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/376-21084-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/376-21085-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/376-21086-0x0000000002470000-0x0000000002471000-memory.dmp

Filesize
4KB

Download
memory/2616-0-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2616-1004-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads