aae780339fc73d8e41b3ce7c1d266946e76b043d5e618400f1500853d3c22d2c

General

Target

googlybear.exe
Size

4.8MB
MD5

c5bae064bacd74cc5398d569059c663c
SHA1

71af8d1183a77a844cf67c56be3a6d8ab8788fee
SHA256

aae780339fc73d8e41b3ce7c1d266946e76b043d5e618400f1500853d3c22d2c
SHA512

cd43a1190b5a4843b7cecb2837cb2196c7cd9360c1eb4472414270a4b04481df3f2ea703052e45c5be5ec187f7997d9410b86bf3bb236b31da1c7583282da7e6
SSDEEP

98304:6/tMaVRE4MVvSqEIE2hzTWkHvT9MMRP2y5MvUG1nYcv78Xvd:6/tMaVK4MpEIE295MMN/8B+cv78Xl

Score

7^/10

execution

Malware Config

Signatures

Drops startup file 2 IoCs

Processes:

powershell.exepowershell.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\kbys.lnk	powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\rbqe.lnk	powershell.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

googlybear.exegooglybear.exe

description	pid	process	target process
PID 628 set thread context of 1148	628	googlybear.exe	wab.exe
PID 3916 set thread context of 3936	3916	googlybear.exe	ngen.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

2736 powershell.exe
3016 powershell.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exepowershell.exe

pid process

2736 powershell.exe
2736 powershell.exe
3016 powershell.exe
3016 powershell.exe
3016 powershell.exe

pid	process
2736	powershell.exe
3016	powershell.exe

pid	process
2736	powershell.exe
2736	powershell.exe
3016	powershell.exe
3016	powershell.exe
3016	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

googlybear.exepowershell.exegooglybear.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	628	googlybear.exe
Token: SeDebugPrivilege	2736	powershell.exe
Token: SeDebugPrivilege	3916	googlybear.exe
Token: SeDebugPrivilege	3016	powershell.exe

Suspicious use of WriteProcessMemory 48 IoCs

Processes:

googlybear.exewab.exegooglybear.exengen.exe

description	pid	process	target process
PID 628 wrote to memory of 1292	628	googlybear.exe	explorer.exe
PID 628 wrote to memory of 1292	628	googlybear.exe	explorer.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 1148	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 2316	628	googlybear.exe	wab.exe
PID 628 wrote to memory of 2316	628	googlybear.exe	wab.exe
PID 1148 wrote to memory of 2736	1148	wab.exe	powershell.exe
PID 1148 wrote to memory of 2736	1148	wab.exe	powershell.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 3936	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 4972	3916	googlybear.exe	ngen.exe
PID 3916 wrote to memory of 4972	3916	googlybear.exe	ngen.exe
PID 3936 wrote to memory of 3016	3936	ngen.exe	powershell.exe
PID 3936 wrote to memory of 3016	3936	ngen.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\googlybear.exe
"C:\Users\Admin\AppData\Local\Temp\googlybear.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:628
- C:\Windows\explorer.exe
  "C:\Windows\explorer.exe"
  2⤵
  PID:1292
- C:\Program Files\Windows Mail\wab.exe
  "C:\Program Files\Windows Mail\wab.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1148
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "$ws = New-Object -ComObject WScript.Shell; $s = $ws.CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\kbys.lnk'); $s.TargetPath = 'C:\Program Files\Windows Mail\wab.exe'; $s.Save()"
    3⤵
    - Drops startup file
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2736
- C:\Program Files\Windows Mail\wab.exe
  "C:\Program Files\Windows Mail\wab.exe"
  2⤵
  PID:2316

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4780

C:\Users\Admin\AppData\Local\Temp\googlybear.exe
"C:\Users\Admin\AppData\Local\Temp\googlybear.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3916
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3936
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "$ws = New-Object -ComObject WScript.Shell; $s = $ws.CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\rbqe.lnk'); $s.TargetPath = 'C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe'; $s.Save()"
    3⤵
    - Drops startup file
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3016
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
  2⤵
  PID:4972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
0f6a3762a04bbb03336fb66a040afb97

SHA1
0a0495c79f3c8f4cb349d82870ad9f98fbbaac74

SHA256
36e2fac0ab8aee32e193491c5d3df9374205e328a74de5648e7677eae7e1b383

SHA512
cc9ebc020ec18013f8ab4d6ca5a626d54db84f8dc2d97e538e33bb9a673344a670a2580346775012c85f204472f7f4dd25a34e59f1b827642a21db3325424b69

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vjovaycl.ktx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/628-13-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/628-1-0x000002C3F3680000-0x000002C3F3688000-memory.dmp

Filesize
32KB

Download
memory/628-2-0x000002C3F5AC0000-0x000002C3F5EB6000-memory.dmp

Filesize
4.0MB

Download
memory/628-3-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/628-0-0x00007FFBC5133000-0x00007FFBC5135000-memory.dmp

Filesize
8KB

Download
memory/1148-30-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/1148-29-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/1148-7-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/1148-6-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/1148-10-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/1148-8-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/1148-9-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/1148-4-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/2736-28-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/2736-24-0x0000024B0DEC0000-0x0000024B0DEE2000-memory.dmp

Filesize
136KB

Download
memory/2736-14-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/2736-12-0x00007FFBC5130000-0x00007FFBC5BF1000-memory.dmp

Filesize
10.8MB

Download
memory/2736-11-0x00007FFBC5133000-0x00007FFBC5135000-memory.dmp

Filesize
8KB

Download
memory/3936-33-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/3936-35-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/3936-34-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download
memory/3936-49-0x0000000000400000-0x00000000007F2000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads