138b21f89549844f4be9ac97998a9786cdcafce317145e11988dfb27a5eab1a7

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12/01/2024, 03:03

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General

Target

554f0a7f8179632de6b17ca820070457.exe
Size

183KB
MD5

554f0a7f8179632de6b17ca820070457
SHA1

1145cdf652e33a7a5f31dde68e257f301cdc5db0
SHA256

138b21f89549844f4be9ac97998a9786cdcafce317145e11988dfb27a5eab1a7
SHA512

be31f7e997e097ea8e8054950e729ccff1fd35bf7eddd92d7baa1c2ae8c2fd8629ccbc6d33f6bb6683e9e4e08597622bd3fc6a0b7be25a0324011c7e4fa933a9
SSDEEP

3072:NFtj9DZiop52XIGrjKSBUZWijNutqGwSMixZhAJY/UAmFS:NFZ9DEq52hUZcYGwS/xZ7UW

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2892	ins332.exe

Loads dropped DLL 4 IoCs

pid	Process
368	554f0a7f8179632de6b17ca820070457.exe
368	554f0a7f8179632de6b17ca820070457.exe
368	554f0a7f8179632de6b17ca820070457.exe
368	554f0a7f8179632de6b17ca820070457.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/368-0-0x0000000000B80000-0x0000000000BF6000-memory.dmp	upx
behavioral1/memory/368-21-0x0000000000B80000-0x0000000000BF6000-memory.dmp	upx
behavioral1/memory/368-26-0x0000000000B80000-0x0000000000BF6000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2892	ins332.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2892	ins332.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2892	ins332.exe
2892	ins332.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 368 wrote to memory of 2892	368	554f0a7f8179632de6b17ca820070457.exe	28
PID 368 wrote to memory of 2892	368	554f0a7f8179632de6b17ca820070457.exe	28
PID 368 wrote to memory of 2892	368	554f0a7f8179632de6b17ca820070457.exe	28
PID 368 wrote to memory of 2892	368	554f0a7f8179632de6b17ca820070457.exe	28

C:\Users\Admin\AppData\Local\Temp\554f0a7f8179632de6b17ca820070457.exe
"C:\Users\Admin\AppData\Local\Temp\554f0a7f8179632de6b17ca820070457.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:368
- C:\Users\Admin\AppData\Local\Temp\n332\ins332.exe
  "C:\Users\Admin\AppData\Local\Temp\n332\ins332.exe" ins.exe /t10294ddf87d8631ef909b1d47ba39b /e10803481 /u24fcfd1d-162d-11e3-bc49-80c16e6f498c
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2892

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

\Users\Admin\AppData\Local\Temp\n332\ins332.exe

Filesize
256KB

MD5
b43a4b9ba6f0bc6deaa8e75a817ac7f6

SHA1
b54a0d717485c741684ad5a844250f8ead43115a

SHA256
55de2c218e82138b32f44133fdaa11690054844e212d8f0127fbf2db2dd8cc93

SHA512
5fa03a895c8b62d2e7c45f9aebbe75724cb5030e91c752f20231707cc54a4a4e53360771b01c1971ede768bfaa170b3394037b373dcdcc8c2328f224135df164

Download Submit
memory/368-0-0x0000000000B80000-0x0000000000BF6000-memory.dmp

Filesize
472KB

Download
memory/368-3-0x0000000000340000-0x0000000000350000-memory.dmp

Filesize
64KB

Download
memory/368-26-0x0000000000B80000-0x0000000000BF6000-memory.dmp

Filesize
472KB

Download
memory/368-22-0x0000000000340000-0x0000000000350000-memory.dmp

Filesize
64KB

Download
memory/368-21-0x0000000000B80000-0x0000000000BF6000-memory.dmp

Filesize
472KB

Download
memory/2892-20-0x0000000002070000-0x00000000020B0000-memory.dmp

Filesize
256KB

Download
memory/2892-19-0x0000000002070000-0x00000000020B0000-memory.dmp

Filesize
256KB

Download
memory/2892-18-0x0000000073C60000-0x000000007420B000-memory.dmp

Filesize
5.7MB

Download
memory/2892-23-0x0000000073C60000-0x000000007420B000-memory.dmp

Filesize
5.7MB

Download
memory/2892-24-0x0000000073C60000-0x000000007420B000-memory.dmp

Filesize
5.7MB

Download
memory/2892-25-0x0000000073C60000-0x000000007420B000-memory.dmp

Filesize
5.7MB

Download
memory/2892-17-0x0000000073C60000-0x000000007420B000-memory.dmp

Filesize
5.7MB

Download