720097d69889b7e86ca1bb9c6503cf164774e47573d5a911a0f1f9c411e03f92

Analysis

max time kernel
142s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
27/01/2024, 08:11

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General

Target

79b8fd8faa32be6cc33ad3dd8b4b12b9.exe
Size

29KB
MD5

79b8fd8faa32be6cc33ad3dd8b4b12b9
SHA1

b7af2d7acbd86392bc480c824b49948da14e43cc
SHA256

720097d69889b7e86ca1bb9c6503cf164774e47573d5a911a0f1f9c411e03f92
SHA512

4427bfc52df1495f0c93491ec706eea811ec7a9758fee0b5dff226d75d31a71ee4b105008c245d6134b32d9d9d0771570d91a30be07b5f01b546e64b237b74e1
SSDEEP

768:cR8BxX1aarONe1ixIv7dlDm5BhLcE9fD5n7F/uKEMcf:+8jFXrs/xaLDyB9cmflRu9Lf

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1276-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/2656-3-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/1276-1-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/2656-4-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral1/memory/2656-7-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\E646KSuj.exe	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe
File opened for modification	C:\Windows\SysWOW64\E646KSuj.exe	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	2656	WerFault.exe	28

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 2656	1276	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	28
PID 1276 wrote to memory of 2656	1276	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	28
PID 1276 wrote to memory of 2656	1276	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	28
PID 1276 wrote to memory of 2656	1276	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	28
PID 2656 wrote to memory of 2648	2656	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	29
PID 2656 wrote to memory of 2648	2656	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	29
PID 2656 wrote to memory of 2648	2656	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	29
PID 2656 wrote to memory of 2648	2656	79b8fd8faa32be6cc33ad3dd8b4b12b9.exe	29

C:\Users\Admin\AppData\Local\Temp\79b8fd8faa32be6cc33ad3dd8b4b12b9.exe
"C:\Users\Admin\AppData\Local\Temp\79b8fd8faa32be6cc33ad3dd8b4b12b9.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Users\Admin\AppData\Local\Temp\79b8fd8faa32be6cc33ad3dd8b4b12b9.exe
  "C:\Users\Admin\AppData\Local\Temp\79b8fd8faa32be6cc33ad3dd8b4b12b9.exe" y±²³
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 240
    3⤵
    - Program crash
    PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1276-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1276-2-0x00000000003F0000-0x00000000003FE000-memory.dmp

Filesize
56KB

Download
memory/1276-1-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2656-3-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2656-4-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2656-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download