fadf7b45bf53c5cd3f00d04b72378f08b3ae3626df2c7d15a8f9b4211b0fcb16

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
17/07/2023, 16:52

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General

Target

9966c425f3e6e9_JC.exe
Size

89KB
MD5

9966c425f3e6e91b3e3fbdfa1c3b9b6d
SHA1

549de72cfad1268f26c73d6a66168d7984c8332d
SHA256

fadf7b45bf53c5cd3f00d04b72378f08b3ae3626df2c7d15a8f9b4211b0fcb16
SHA512

720aeb744cbbe641859f6b58c67b1b2f76334ffbc8eb120bab7bdcadcd269078d12ba788af61d3496c5ca12ded88c8853212294a2784703657d4c0ac7dc08bb9
SSDEEP

1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDj9i4G7:zCsanOtEvwDpjL

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2444	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2112	9966c425f3e6e9_JC.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2112-54-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0009000000012024-65.dat	upx
behavioral1/memory/2112-69-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2444-71-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0009000000012024-70.dat	upx
behavioral1/files/0x0009000000012024-80.dat	upx
behavioral1/memory/2444-82-0x0000000000500000-0x0000000000510000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2444	2112	9966c425f3e6e9_JC.exe	28
PID 2112 wrote to memory of 2444	2112	9966c425f3e6e9_JC.exe	28
PID 2112 wrote to memory of 2444	2112	9966c425f3e6e9_JC.exe	28
PID 2112 wrote to memory of 2444	2112	9966c425f3e6e9_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\9966c425f3e6e9_JC.exe
"C:\Users\Admin\AppData\Local\Temp\9966c425f3e6e9_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2444

Network

MITRE ATT&CK Enterprise v6

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

C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
89KB

MD5
012f73d9a6d6a1154e9f87d13880828f

SHA1
9c6c18df8f07480e59bc9b00479e0a7d2dc982f5

SHA256
9fcd7f78990fd0c4a2764d1b8cce38d7d854c7f1d51f08d0d5078a4cee99b55a

SHA512
3e202141637800834bcaffdc29d77a83f713f0deaf1fbf8cf12615cdfea496e9f4e9a473f56735fead61f7dd6cb80673270977a417b8778e7076cc417619d0d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
89KB

MD5
012f73d9a6d6a1154e9f87d13880828f

SHA1
9c6c18df8f07480e59bc9b00479e0a7d2dc982f5

SHA256
9fcd7f78990fd0c4a2764d1b8cce38d7d854c7f1d51f08d0d5078a4cee99b55a

SHA512
3e202141637800834bcaffdc29d77a83f713f0deaf1fbf8cf12615cdfea496e9f4e9a473f56735fead61f7dd6cb80673270977a417b8778e7076cc417619d0d8

Download Submit
\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
89KB

MD5
012f73d9a6d6a1154e9f87d13880828f

SHA1
9c6c18df8f07480e59bc9b00479e0a7d2dc982f5

SHA256
9fcd7f78990fd0c4a2764d1b8cce38d7d854c7f1d51f08d0d5078a4cee99b55a

SHA512
3e202141637800834bcaffdc29d77a83f713f0deaf1fbf8cf12615cdfea496e9f4e9a473f56735fead61f7dd6cb80673270977a417b8778e7076cc417619d0d8

Download Submit
memory/2112-68-0x0000000002480000-0x0000000002490000-memory.dmp

Filesize
64KB

Download
memory/2112-56-0x0000000001CD0000-0x0000000001CD6000-memory.dmp

Filesize
24KB

Download
memory/2112-69-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2112-54-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2112-57-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2112-55-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2112-81-0x0000000002480000-0x0000000002490000-memory.dmp

Filesize
64KB

Download
memory/2444-71-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2444-74-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2444-73-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2444-82-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download