71f6d6bfed507eae1ddaea68535dd7783a9650c8ba43aa269b69f73a7ba72e0c

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
16-03-2024 01:32

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General

Target

ccc54a5b79c3cc02c75eeff2f1a71e83.exe
Size

29KB
MD5

ccc54a5b79c3cc02c75eeff2f1a71e83
SHA1

839df3453f3733f3db848b44d62089cd20411150
SHA256

71f6d6bfed507eae1ddaea68535dd7783a9650c8ba43aa269b69f73a7ba72e0c
SHA512

991f49a0fecf31ea6086907ba87816bbe9a1daf7ba6da370c9f58596b7512b5f5ee62e9aa91292a8c073ee19e4227697afdc49b391ec8c276e783feae8826133
SSDEEP

768:Aw5O9B8/BRaPEDiJmSH+0Q2kLpSfyWsUW7yWcE:75O9B8DaPEDiJmSHMOswE

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	ccc54a5b79c3cc02c75eeff2f1a71e83.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2396-0-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/2396-1-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/4704-2-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/4704-3-0x0000000000400000-0x000000000040E000-memory.dmp	upx
behavioral2/memory/4704-6-0x0000000000400000-0x000000000040E000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\e22GGt3f.exe	ccc54a5b79c3cc02c75eeff2f1a71e83.exe
File opened for modification	C:\Windows\SysWOW64\e22GGt3f.exe	ccc54a5b79c3cc02c75eeff2f1a71e83.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
4672	4704	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 4704	2396	ccc54a5b79c3cc02c75eeff2f1a71e83.exe	84
PID 2396 wrote to memory of 4704	2396	ccc54a5b79c3cc02c75eeff2f1a71e83.exe	84
PID 2396 wrote to memory of 4704	2396	ccc54a5b79c3cc02c75eeff2f1a71e83.exe	84

C:\Users\Admin\AppData\Local\Temp\ccc54a5b79c3cc02c75eeff2f1a71e83.exe
"C:\Users\Admin\AppData\Local\Temp\ccc54a5b79c3cc02c75eeff2f1a71e83.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Users\Admin\AppData\Local\Temp\ccc54a5b79c3cc02c75eeff2f1a71e83.exe
  "C:\Users\Admin\AppData\Local\Temp\ccc54a5b79c3cc02c75eeff2f1a71e83.exe" y
  2⤵
  - Drops file in System32 directory
  PID:4704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 404
    3⤵
    - Program crash
    PID:4672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4704 -ip 4704
1⤵
PID:2624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2396-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2396-1-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4704-2-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4704-3-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4704-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download