b550cb0bb383ecbce2c59e41d75c6266bdef78a8ecc689c844107373c2f57a02

Analysis

max time kernel
151s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2023 19:17

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General

Target

NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe
Size

21KB
MD5

e7204f4106182ac4f1bec0975bf3c9b0
SHA1

2cc6f066ffef831faa839d2346f20ab5abafddbf
SHA256

b550cb0bb383ecbce2c59e41d75c6266bdef78a8ecc689c844107373c2f57a02
SHA512

905884b4b6e7b799d087ee4421d986b86850aaf68f2c9dd7f62b1e4a84f27f91ebfb94dce6c5256be394fbf3f44d09fc3a78cf1a05a44d18782abe9fda6f8a6c
SSDEEP

384:mEqabIvhj6tUhU2RDeQJ7PYrF8G8wARsh7h2h0amEd3JRxOLFh:m8IvfdRDVCF8GJAO1WRhJRxOLFh

Score

7^/10

persistence

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-1-5-21-3350690463-3549324357-1323838019-1000\Control Panel\International\Geo\Nation	NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
2816	yqxiwea.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guboeh = "C:\\Users\\Admin\\yqxiwea.exe"	yqxiwea.exe

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

System Information Discovery
T1082

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\SystemCertificates\Xandom = 0ddfc721652e3dd89658568246e13a2e06f41f48ec622cd9a515c4cb5692300029000000e107d9b608e4b7051c20673a540c5ae24ed9169106d2bf6a0400000070ad54777e3ff500	yqxiwea.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\SystemCertificates\Xandom = 0ddfc721652e3dd89758568246e13a2e06f41f48ec622cd9a515c4cb5692300029000000e107d9b608e4b7051c20673a540c5ae24ed9169106d2bf6a0400000070ad5477f1b126ca	NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2816	yqxiwea.exe
2816	yqxiwea.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4968	NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe
Token: SeDebugPrivilege	2816	yqxiwea.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 2816	4968	NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe	88
PID 4968 wrote to memory of 2816	4968	NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe	88
PID 4968 wrote to memory of 2816	4968	NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe	88

C:\Users\Admin\AppData\Local\Temp\NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.e7204f4106182ac4f1bec0975bf3c9b0_JC.exe"
1⤵
- Checks computer location settings
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4968
- C:\Users\Admin\yqxiwea.exe
  "C:\Users\Admin\yqxiwea.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

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

C:\Users\Admin\yqxiwea.exe

Filesize
21KB

MD5
d95b70391a095694b0c8aecc6d92e0df

SHA1
0a279f24796095fbbcb50f32099a2585256914b8

SHA256
72761a551ae0412197a8abd7f323749caf41be0b60c544101bb8faf25f70dbd6

SHA512
fe5da8e8aa52594f5f548b788cbc225e84dc3cf32b27cb55ceeeef816c323145fea126d25482c877d940e1c8be926e63e8f3d5e43d30136a849932cd64f8296e

Download Submit
C:\Users\Admin\yqxiwea.exe

Filesize
21KB

MD5
d95b70391a095694b0c8aecc6d92e0df

SHA1
0a279f24796095fbbcb50f32099a2585256914b8

SHA256
72761a551ae0412197a8abd7f323749caf41be0b60c544101bb8faf25f70dbd6

SHA512
fe5da8e8aa52594f5f548b788cbc225e84dc3cf32b27cb55ceeeef816c323145fea126d25482c877d940e1c8be926e63e8f3d5e43d30136a849932cd64f8296e

Download Submit
C:\Users\Admin\yqxiwea.exe

Filesize
21KB

MD5
d95b70391a095694b0c8aecc6d92e0df

SHA1
0a279f24796095fbbcb50f32099a2585256914b8

SHA256
72761a551ae0412197a8abd7f323749caf41be0b60c544101bb8faf25f70dbd6

SHA512
fe5da8e8aa52594f5f548b788cbc225e84dc3cf32b27cb55ceeeef816c323145fea126d25482c877d940e1c8be926e63e8f3d5e43d30136a849932cd64f8296e

Download Submit
memory/4968-0-0x00000000777E2000-0x00000000777E3000-memory.dmp

Filesize
4KB

Download
memory/4968-1-0x00000000777BD000-0x00000000777BE000-memory.dmp

Filesize
4KB

Download
memory/4968-2-0x00000000777E3000-0x00000000777E4000-memory.dmp

Filesize
4KB

Download