f050e0b07f0419fc001b889dd94f180d31972a38635cead2cf3ed6b48085077f

Analysis

max time kernel
149s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 11:27

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General

Target
48d888c498745a0a716ee9622d1afdab.exe
Size 265KB
Sample240107-nkhw3achf7
SHA256 f050e0b07f0419fc001b889dd94f180d31972a38635cead2cf3ed6b48085077f
MD5 48d888c498745a0a716ee9622d1afdab
SHA1 76ca7ba51a1491de6a4320fe4e5e7f2513e69726
SHA512 b130be0775ae7d4c67fbe01974ef69840dd9e863b59f6f8f6cd4d8ace0d24d10b5f3409e977484a91a4cb6bda2c0764ff5f405d1ddbeb330aaef4d6438134520
SSDEEP 6144:gElFXqlVdAFj39Kk02R89kr1lHoCjC3peBFfxPV1V7Yl:gUX4AZ39KJ2Rskr1lHE3ANPPV7
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	48d888c498745a0a716ee9622d1afdab.exe

Executes dropped EXE 1 IoCs

pid	Process
3128	jiuxxp.exe

Loads dropped DLL 1 IoCs

pid	Process
3128	jiuxxp.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
4136	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4796	PING.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3128	jiuxxp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4136	taskkill.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3128	jiuxxp.exe
3128	jiuxxp.exe
3128	jiuxxp.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3128	jiuxxp.exe
3128	jiuxxp.exe
3128	jiuxxp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 4320	2980	48d888c498745a0a716ee9622d1afdab.exe	83
PID 2980 wrote to memory of 4320	2980	48d888c498745a0a716ee9622d1afdab.exe	83
PID 2980 wrote to memory of 4320	2980	48d888c498745a0a716ee9622d1afdab.exe	83
PID 4320 wrote to memory of 4136	4320	cmd.exe	79
PID 4320 wrote to memory of 4136	4320	cmd.exe	79
PID 4320 wrote to memory of 4136	4320	cmd.exe	79
PID 4320 wrote to memory of 4796	4320	cmd.exe	81
PID 4320 wrote to memory of 4796	4320	cmd.exe	81
PID 4320 wrote to memory of 4796	4320	cmd.exe	81
PID 4320 wrote to memory of 3128	4320	cmd.exe	97
PID 4320 wrote to memory of 3128	4320	cmd.exe	97
PID 4320 wrote to memory of 3128	4320	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\48d888c498745a0a716ee9622d1afdab.exe
"C:\Users\Admin\AppData\Local\Temp\48d888c498745a0a716ee9622d1afdab.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2980 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\48d888c498745a0a716ee9622d1afdab.exe" & start C:\Users\Admin\AppData\Local\jiuxxp.exe -f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4320
- - C:\Users\Admin\AppData\Local\jiuxxp.exe
    C:\Users\Admin\AppData\Local\jiuxxp.exe -f
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:3128

C:\Windows\SysWOW64\taskkill.exe
taskkill /f /pid 2980
1⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4136

C:\Windows\SysWOW64\PING.EXE
ping -n 3 127.1
1⤵
- Runs ping.exe
PID:4796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

jiuxxp.exe

Path C:\Users\Admin\AppData\Local\jiuxxp.exe
Size 265KB
SHA256 f050e0b07f0419fc001b889dd94f180d31972a38635cead2cf3ed6b48085077f
MD5 48d888c498745a0a716ee9622d1afdab
SHA1 76ca7ba51a1491de6a4320fe4e5e7f2513e69726
SHA512 b130be0775ae7d4c67fbe01974ef69840dd9e863b59f6f8f6cd4d8ace0d24d10b5f3409e977484a91a4cb6bda2c0764ff5f405d1ddbeb330aaef4d6438134520
SSDEEP 6144:gElFXqlVdAFj39Kk02R89kr1lHoCjC3peBFfxPV1V7Yl:gUX4AZ39KJ2Rskr1lHE3ANPPV7
MD5 SHA1 SHA512 SSDEEP

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memory/2980-0-0x0000000000480000-0x0000000000481000-memory.dmp

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memory/2980-3-0x0000000000490000-0x0000000000492000-memory.dmp

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memory/2980-2-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/2980-1-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/2980-5-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-17-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-22-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-10-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-14-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-13-0x0000000000B40000-0x0000000000B42000-memory.dmp

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memory/3128-21-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-19-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-12-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-24-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-26-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-29-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-31-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-33-0x0000000001000000-0x00000000010CD000-memory.dmp

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memory/3128-35-0x0000000001000000-0x00000000010CD000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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