59cf569fd6151c044f06051c3021b5bc830cf5449c76b118b5e9bf3f4988ee86

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 07:23

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General

Target

2d3ae51275a8631d9099fe7c216cad4f.exe
Size

25KB
MD5

2d3ae51275a8631d9099fe7c216cad4f
SHA1

e61df6c2c001f54b56ff8b12bed03234e40d2659
SHA256

59cf569fd6151c044f06051c3021b5bc830cf5449c76b118b5e9bf3f4988ee86
SHA512

c426e5a280e05e6285a8120be87658df14e71ae845b0702cf8109e4249d61eb88360c68976f4624d18d5699a6f04b474673afff288b91b6fae9b71a770ecc340
SSDEEP

384:M+g+Zmk+fIjXJ2lW0JDFB5kiC+nyZ9sGCHC5Iwz9HRMEihm1Ucqk3U:MK8k+wDJZ0J79nyZQi5Iwz9HRMEiho3U

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2408	decrypted.exe

Loads dropped DLL 3 IoCs

pid	Process
2300	2d3ae51275a8631d9099fe7c216cad4f.exe
2300	2d3ae51275a8631d9099fe7c216cad4f.exe
2408	decrypted.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2300-0-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral1/memory/2408-14-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/2300-13-0x0000000000400000-0x0000000000409000-memory.dmp	upx
behavioral1/memory/2408-34-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/files/0x000800000001223f-5.dat	upx

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSystemtimePrivilege	2696	cmd.exe
Token: SeSystemtimePrivilege	2696	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2300	2d3ae51275a8631d9099fe7c216cad4f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 2408	2300	2d3ae51275a8631d9099fe7c216cad4f.exe	19
PID 2300 wrote to memory of 2408	2300	2d3ae51275a8631d9099fe7c216cad4f.exe	19
PID 2300 wrote to memory of 2408	2300	2d3ae51275a8631d9099fe7c216cad4f.exe	19
PID 2300 wrote to memory of 2408	2300	2d3ae51275a8631d9099fe7c216cad4f.exe	19
PID 2408 wrote to memory of 2696	2408	decrypted.exe	17
PID 2408 wrote to memory of 2696	2408	decrypted.exe	17
PID 2408 wrote to memory of 2696	2408	decrypted.exe	17
PID 2408 wrote to memory of 2696	2408	decrypted.exe	17

C:\Users\Admin\AppData\Local\Temp\2d3ae51275a8631d9099fe7c216cad4f.exe
"C:\Users\Admin\AppData\Local\Temp\2d3ae51275a8631d9099fe7c216cad4f.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Users\Admin\AppData\Local\Temp\decrypted.exe
  "C:\Users\Admin\AppData\Local\Temp\decrypted.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2408

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\67F7.tmp\3.bat""
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2696

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/2300-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2300-12-0x0000000000520000-0x000000000052F000-memory.dmp

Filesize
60KB

Download
memory/2300-13-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2300-35-0x0000000000520000-0x000000000052F000-memory.dmp

Filesize
60KB

Download
memory/2408-14-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2408-34-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download