664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6

Analysis

max time kernel
225s
max time network
294s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
28/11/2022, 05:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe
Size

322KB
MD5

058e932c486c8c3c1c22661561e8a7b7
SHA1

e5151ed78dbf1477602f3d952ee8d70539e5c371
SHA256

664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6
SHA512

a7e1694684684fd342a98543f6357abb4019214ea29e1ffb319379063060c8db73839bd511bccbaf2949150f2dade8469d0dd59d988905e68a676eb17f4a1678
SSDEEP

6144:HqcT9nzQPSqzXXpydn3nozW5TFYkI4uLZMGLv+xxxxxxxxxxxxxxxxngxxxxxxxW:HjT9zQPRHYdn34y3IbnLGxxxxxxxxxxp

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
572	jocab.exe

Deletes itself 1 IoCs

pid	Process
852	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe
1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\{E8A35E48-3774-AD4D-52EE-D422474DF73F} = "C:\\Users\\Admin\\AppData\\Roaming\\Cujis\\jocab.exe"	jocab.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\Currentversion\Run	jocab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1836 set thread context of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Privacy	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe
572	jocab.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe
572	jocab.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 572	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	28
PID 1836 wrote to memory of 572	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	28
PID 1836 wrote to memory of 572	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	28
PID 1836 wrote to memory of 572	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	28
PID 572 wrote to memory of 1120	572	jocab.exe	17
PID 572 wrote to memory of 1120	572	jocab.exe	17
PID 572 wrote to memory of 1120	572	jocab.exe	17
PID 572 wrote to memory of 1120	572	jocab.exe	17
PID 572 wrote to memory of 1120	572	jocab.exe	17
PID 572 wrote to memory of 1172	572	jocab.exe	16
PID 572 wrote to memory of 1172	572	jocab.exe	16
PID 572 wrote to memory of 1172	572	jocab.exe	16
PID 572 wrote to memory of 1172	572	jocab.exe	16
PID 572 wrote to memory of 1172	572	jocab.exe	16
PID 572 wrote to memory of 1192	572	jocab.exe	15
PID 572 wrote to memory of 1192	572	jocab.exe	15
PID 572 wrote to memory of 1192	572	jocab.exe	15
PID 572 wrote to memory of 1192	572	jocab.exe	15
PID 572 wrote to memory of 1192	572	jocab.exe	15
PID 572 wrote to memory of 1836	572	jocab.exe	14
PID 572 wrote to memory of 1836	572	jocab.exe	14
PID 572 wrote to memory of 1836	572	jocab.exe	14
PID 572 wrote to memory of 1836	572	jocab.exe	14
PID 572 wrote to memory of 1836	572	jocab.exe	14
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 1836 wrote to memory of 852	1836	664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe	29
PID 572 wrote to memory of 1296	572	jocab.exe	30
PID 572 wrote to memory of 1296	572	jocab.exe	30
PID 572 wrote to memory of 1296	572	jocab.exe	30
PID 572 wrote to memory of 1296	572	jocab.exe	30
PID 572 wrote to memory of 1296	572	jocab.exe	30

C:\Users\Admin\AppData\Local\Temp\664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe
"C:\Users\Admin\AppData\Local\Temp\664e21a261a44b74f20cb32edf0513d9746dd6427f64d9976f5e7d8efb98dbd6.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Users\Admin\AppData\Roaming\Cujis\jocab.exe
  "C:\Users\Admin\AppData\Roaming\Cujis\jocab.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:572
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp75837057.bat"
  2⤵
  - Deletes itself
  PID:852

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "231534636-905708832-1867669841-1017789395-1894105732-74819359611388250851679264239"
1⤵
PID:1296

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\agyhdi.myr

Filesize
466B

MD5
4567025c2d8b1abcf5a3d01ada367869

SHA1
f7d759b1189b71e4049d07ba3cc80e230b15e33c

SHA256
ef493499f0f6329498a7cdab3252301f24d6f915f6e2d836e4700e68352d025c

SHA512
bf0cd37f64c534a8a7228ed71e82dbf46e0a1a665ad0f20327a54094c16caaaff78d39d5622fabfadfa9714b0bf26e2e043d6a5942172754bb5099be59cac747

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp75837057.bat

Filesize
307B

MD5
4745cf26a14448a7fccf4d41277efbc2

SHA1
39a00ce5b3e844ec674c9b916a43691b91b89fff

SHA256
f528a12b4888c568f330356a7eb87536d6a53216fafa57cb97b58f7303cc11a6

SHA512
5856cacfe464cfd08394bbc599155b8fe899e0f4612bd6b13a9c36c35276a6423b73f87417fc110daedfb5e97f7976cdf607ff53b2e4281487fb1f7a92b52e88

Download Submit
C:\Users\Admin\AppData\Roaming\Cujis\jocab.exe

Filesize
322KB

MD5
38c6cddc8c15999ceb5d0105e7f147ed

SHA1
ff6eb92990a66ea608da20baa5bfb927d7f92f92

SHA256
f4ab5bdf129845fa83dd990bdd92fd4ebb3866cd110a696fd16e1fce91a6ad14

SHA512
668d6265236df89d9de26f49a42dbd4e7ec4ae74c80163a00f288696b3af8287de6d2ffb4b4705494a745c0f49be121e14008220c3fadce78d90d1486a697258

Download Submit
C:\Users\Admin\AppData\Roaming\Cujis\jocab.exe

Filesize
322KB

MD5
38c6cddc8c15999ceb5d0105e7f147ed

SHA1
ff6eb92990a66ea608da20baa5bfb927d7f92f92

SHA256
f4ab5bdf129845fa83dd990bdd92fd4ebb3866cd110a696fd16e1fce91a6ad14

SHA512
668d6265236df89d9de26f49a42dbd4e7ec4ae74c80163a00f288696b3af8287de6d2ffb4b4705494a745c0f49be121e14008220c3fadce78d90d1486a697258

Download Submit
\Users\Admin\AppData\Roaming\Cujis\jocab.exe

Filesize
322KB

MD5
38c6cddc8c15999ceb5d0105e7f147ed

SHA1
ff6eb92990a66ea608da20baa5bfb927d7f92f92

SHA256
f4ab5bdf129845fa83dd990bdd92fd4ebb3866cd110a696fd16e1fce91a6ad14

SHA512
668d6265236df89d9de26f49a42dbd4e7ec4ae74c80163a00f288696b3af8287de6d2ffb4b4705494a745c0f49be121e14008220c3fadce78d90d1486a697258

Download Submit
\Users\Admin\AppData\Roaming\Cujis\jocab.exe

Filesize
322KB

MD5
38c6cddc8c15999ceb5d0105e7f147ed

SHA1
ff6eb92990a66ea608da20baa5bfb927d7f92f92

SHA256
f4ab5bdf129845fa83dd990bdd92fd4ebb3866cd110a696fd16e1fce91a6ad14

SHA512
668d6265236df89d9de26f49a42dbd4e7ec4ae74c80163a00f288696b3af8287de6d2ffb4b4705494a745c0f49be121e14008220c3fadce78d90d1486a697258

Download Submit
memory/572-102-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/572-83-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/572-81-0x0000000001C20000-0x0000000001C75000-memory.dmp

Filesize
340KB

Download
memory/572-79-0x0000000000280000-0x00000000002C2000-memory.dmp

Filesize
264KB

Download
memory/852-99-0x00000000000C0000-0x0000000000102000-memory.dmp

Filesize
264KB

Download
memory/852-115-0x00000000000C0000-0x0000000000102000-memory.dmp

Filesize
264KB

Download
memory/852-98-0x00000000000C0000-0x0000000000102000-memory.dmp

Filesize
264KB

Download
memory/852-96-0x00000000000C0000-0x0000000000102000-memory.dmp

Filesize
264KB

Download
memory/852-100-0x00000000000C0000-0x0000000000102000-memory.dmp

Filesize
264KB

Download
memory/1120-65-0x0000000001CA0000-0x0000000001CE2000-memory.dmp

Filesize
264KB

Download
memory/1120-70-0x0000000001CA0000-0x0000000001CE2000-memory.dmp

Filesize
264KB

Download
memory/1120-69-0x0000000001CA0000-0x0000000001CE2000-memory.dmp

Filesize
264KB

Download
memory/1120-68-0x0000000001CA0000-0x0000000001CE2000-memory.dmp

Filesize
264KB

Download
memory/1120-67-0x0000000001CA0000-0x0000000001CE2000-memory.dmp

Filesize
264KB

Download
memory/1172-73-0x0000000001B50000-0x0000000001B92000-memory.dmp

Filesize
264KB

Download
memory/1172-76-0x0000000001B50000-0x0000000001B92000-memory.dmp

Filesize
264KB

Download
memory/1172-75-0x0000000001B50000-0x0000000001B92000-memory.dmp

Filesize
264KB

Download
memory/1172-74-0x0000000001B50000-0x0000000001B92000-memory.dmp

Filesize
264KB

Download
memory/1192-82-0x0000000002A90000-0x0000000002AD2000-memory.dmp

Filesize
264KB

Download
memory/1192-84-0x0000000002A90000-0x0000000002AD2000-memory.dmp

Filesize
264KB

Download
memory/1192-86-0x0000000002A90000-0x0000000002AD2000-memory.dmp

Filesize
264KB

Download
memory/1192-85-0x0000000002A90000-0x0000000002AD2000-memory.dmp

Filesize
264KB

Download
memory/1296-114-0x0000000001B70000-0x0000000001BB2000-memory.dmp

Filesize
264KB

Download
memory/1296-113-0x0000000001B70000-0x0000000001BB2000-memory.dmp

Filesize
264KB

Download
memory/1296-112-0x0000000001B70000-0x0000000001BB2000-memory.dmp

Filesize
264KB

Download
memory/1296-111-0x0000000001B70000-0x0000000001BB2000-memory.dmp

Filesize
264KB

Download
memory/1836-77-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1836-106-0x00000000021F0000-0x0000000002232000-memory.dmp

Filesize
264KB

Download
memory/1836-101-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1836-89-0x00000000021F0000-0x0000000002232000-memory.dmp

Filesize
264KB

Download
memory/1836-58-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1836-104-0x0000000000380000-0x00000000003D5000-memory.dmp

Filesize
340KB

Download
memory/1836-105-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1836-54-0x0000000075151000-0x0000000075153000-memory.dmp

Filesize
8KB

Download
memory/1836-57-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1836-93-0x00000000021F0000-0x0000000002245000-memory.dmp

Filesize
340KB

Download
memory/1836-92-0x00000000021F0000-0x0000000002232000-memory.dmp

Filesize
264KB

Download
memory/1836-90-0x00000000021F0000-0x0000000002232000-memory.dmp

Filesize
264KB

Download
memory/1836-91-0x00000000021F0000-0x0000000002232000-memory.dmp

Filesize
264KB

Download
memory/1836-56-0x0000000000380000-0x00000000003D5000-memory.dmp

Filesize
340KB

Download
memory/1836-55-0x00000000002B0000-0x00000000002F2000-memory.dmp

Filesize
264KB

Download