a018dd552f02cbacee9ca5a7042c7f93ef11409ad23cdc510263044a62956935

Analysis

max time kernel
133s
max time network
143s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
14/07/2023, 13:17

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General

Target

1e5fea4253a1fdexe_JC.exe
Size

89KB
MD5

1e5fea4253a1fd260f6095198f59383e
SHA1

14e3f2536fb45c686440e70833940f947b3bf2ad
SHA256

a018dd552f02cbacee9ca5a7042c7f93ef11409ad23cdc510263044a62956935
SHA512

204e07365af4457e4c9eb9f70a86f5986f81eaf04efb8b2fe8fc1515739e1d782af4848cc2792fb13bae559b0bbdf1d6e1a7b33227eac435f815b97ccb170cac
SSDEEP

1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDj9i4ws:zCsanOtEvwDpj0

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2548	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2596	1e5fea4253a1fdexe_JC.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2596-54-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0007000000012026-65.dat	upx
behavioral1/memory/2596-69-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2548-70-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/files/0x0007000000012026-68.dat	upx
behavioral1/files/0x0007000000012026-79.dat	upx
behavioral1/memory/2548-80-0x0000000000500000-0x0000000000510000-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 2596 wrote to memory of 2548	2596	1e5fea4253a1fdexe_JC.exe	28
PID 2596 wrote to memory of 2548	2596	1e5fea4253a1fdexe_JC.exe	28
PID 2596 wrote to memory of 2548	2596	1e5fea4253a1fdexe_JC.exe	28
PID 2596 wrote to memory of 2548	2596	1e5fea4253a1fdexe_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\1e5fea4253a1fdexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\1e5fea4253a1fdexe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2548

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
580373d84ed52dd38ab68f29253f9848

SHA1
f6957d149bc231765103f53db079000d5d96e538

SHA256
d8e15dcf95f5492562e323f56f78fda4f4dff99aead07f94cca809d439f1a882

SHA512
a216d0ed62ff7fbe2a41e6560ab774de7c32dad8e9f95047e608fa86178cbef468c7d2d50c21f729653832692d7f25bab73459778d0432f30b36ea3f5e724679

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

Filesize
89KB

MD5
580373d84ed52dd38ab68f29253f9848

SHA1
f6957d149bc231765103f53db079000d5d96e538

SHA256
d8e15dcf95f5492562e323f56f78fda4f4dff99aead07f94cca809d439f1a882

SHA512
a216d0ed62ff7fbe2a41e6560ab774de7c32dad8e9f95047e608fa86178cbef468c7d2d50c21f729653832692d7f25bab73459778d0432f30b36ea3f5e724679

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

Filesize
89KB

MD5
580373d84ed52dd38ab68f29253f9848

SHA1
f6957d149bc231765103f53db079000d5d96e538

SHA256
d8e15dcf95f5492562e323f56f78fda4f4dff99aead07f94cca809d439f1a882

SHA512
a216d0ed62ff7fbe2a41e6560ab774de7c32dad8e9f95047e608fa86178cbef468c7d2d50c21f729653832692d7f25bab73459778d0432f30b36ea3f5e724679

Download Submit
memory/2548-70-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2548-72-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2548-73-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2548-80-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2596-54-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2596-55-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2596-56-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2596-57-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2596-69-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download