9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36

Analysis

max time kernel
152s
max time network
154s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 05:50

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General

Target

9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe
Size

452KB
MD5

53a7a81db6cc635808d19beae3bdad9c
SHA1

9febeffe97c7cc0719dd9b5170b28b224887cbb2
SHA256

9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36
SHA512

2eb1fd1530b7cd4ceacbe1de78b37e068727f06af711e9a87b8c8e80973f7f43ce83a05888f51c8056f2d6125ab4525b133fdf681e1acb8ab495e74b16cadf89
SSDEEP

12288:JHICZ9iSCnm8B/Hw9pVKGCs64DVdZ3+8qFXTjyv:JoC7ijwFKlVadZ3+8qNA

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	msiexec.exe

UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1088

Disabling Security Tools
T1089

Modify Registry
T1112

Processes:

msiexec.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" msiexec.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	msiexec.exe

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\2582475878 = "C:\\PROGRA~3\\msouytaa.exe"	msiexec.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	msiexec.exe

Blocklisted process makes network request 14 IoCs

Processes:

msiexec.exe

flow	pid	process
1	1940	msiexec.exe
2	1940	msiexec.exe
3	1940	msiexec.exe
4	1940	msiexec.exe
5	1940	msiexec.exe
6	1940	msiexec.exe
7	1940	msiexec.exe
8	1940	msiexec.exe
10	1940	msiexec.exe
11	1940	msiexec.exe
12	1940	msiexec.exe
13	1940	msiexec.exe
14	1940	msiexec.exe
15	1940	msiexec.exe

Disables taskbar notifications via registry modification
evasion
Executes dropped EXE 2 IoCs

Processes:

sf.exeab.exe

pid process

816 sf.exe
1496 ab.exe
Loads dropped DLL 2 IoCs

Processes:

cmd.exeWScript.exe

pid process

1676 cmd.exe
552 WScript.exe
Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

File opened for modification C:\PROGRA~3\msouytaa.exe msiexec.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

ab.exemsiexec.execmd.exe

pid process

1496 ab.exe
1940 msiexec.exe
1940 msiexec.exe
308 cmd.exe

pid	process
816	sf.exe
1496	ab.exe

pid	process
1676	cmd.exe
552	WScript.exe

description	ioc	process
File opened for modification	C:\PROGRA~3\msouytaa.exe	msiexec.exe

Suspicious behavior: MapViewOfSection 26 IoCs

Processes:

ab.exemsiexec.exe

pid	process
1496	ab.exe
1496	ab.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe
1940	msiexec.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes:

ab.exemsiexec.execmd.exe

description	pid	process
Token: SeDebugPrivilege	1496	ab.exe
Token: SeBackupPrivilege	1496	ab.exe
Token: SeRestorePrivilege	1496	ab.exe
Token: SeDebugPrivilege	1940	msiexec.exe
Token: SeBackupPrivilege	1940	msiexec.exe
Token: SeRestorePrivilege	1940	msiexec.exe
Token: SeDebugPrivilege	308	cmd.exe
Token: SeBackupPrivilege	308	cmd.exe
Token: SeRestorePrivilege	308	cmd.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

AcroRd32.exe

pid process

644 AcroRd32.exe
644 AcroRd32.exe
644 AcroRd32.exe
644 AcroRd32.exe

pid	process
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe

Suspicious use of WriteProcessMemory 63 IoCs

Processes:

9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exeWScript.execmd.execmd.exesf.exeWScript.exeab.exe

description	pid	process	target process
PID 1368 wrote to memory of 896	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	cmd.exe
PID 1368 wrote to memory of 896	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	cmd.exe
PID 1368 wrote to memory of 896	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	cmd.exe
PID 1368 wrote to memory of 896	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	cmd.exe
PID 1368 wrote to memory of 896	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	cmd.exe
PID 1368 wrote to memory of 896	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	cmd.exe
PID 1368 wrote to memory of 896	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	cmd.exe
PID 1368 wrote to memory of 828	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	WScript.exe
PID 1368 wrote to memory of 828	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	WScript.exe
PID 1368 wrote to memory of 828	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	WScript.exe
PID 1368 wrote to memory of 828	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	WScript.exe
PID 1368 wrote to memory of 828	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	WScript.exe
PID 1368 wrote to memory of 828	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	WScript.exe
PID 1368 wrote to memory of 828	1368	9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe	WScript.exe
PID 828 wrote to memory of 1676	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 1676	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 1676	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 1676	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 1676	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 1676	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 1676	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 308	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 308	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 308	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 308	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 308	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 308	828	WScript.exe	cmd.exe
PID 828 wrote to memory of 308	828	WScript.exe	cmd.exe
PID 1676 wrote to memory of 816	1676	cmd.exe	sf.exe
PID 1676 wrote to memory of 816	1676	cmd.exe	sf.exe
PID 1676 wrote to memory of 816	1676	cmd.exe	sf.exe
PID 1676 wrote to memory of 816	1676	cmd.exe	sf.exe
PID 1676 wrote to memory of 816	1676	cmd.exe	sf.exe
PID 1676 wrote to memory of 816	1676	cmd.exe	sf.exe
PID 1676 wrote to memory of 816	1676	cmd.exe	sf.exe
PID 308 wrote to memory of 644	308	cmd.exe	AcroRd32.exe
PID 308 wrote to memory of 644	308	cmd.exe	AcroRd32.exe
PID 308 wrote to memory of 644	308	cmd.exe	AcroRd32.exe
PID 308 wrote to memory of 644	308	cmd.exe	AcroRd32.exe
PID 308 wrote to memory of 644	308	cmd.exe	AcroRd32.exe
PID 308 wrote to memory of 644	308	cmd.exe	AcroRd32.exe
PID 308 wrote to memory of 644	308	cmd.exe	AcroRd32.exe
PID 816 wrote to memory of 552	816	sf.exe	WScript.exe
PID 816 wrote to memory of 552	816	sf.exe	WScript.exe
PID 816 wrote to memory of 552	816	sf.exe	WScript.exe
PID 816 wrote to memory of 552	816	sf.exe	WScript.exe
PID 816 wrote to memory of 552	816	sf.exe	WScript.exe
PID 816 wrote to memory of 552	816	sf.exe	WScript.exe
PID 816 wrote to memory of 552	816	sf.exe	WScript.exe
PID 552 wrote to memory of 1496	552	WScript.exe	ab.exe
PID 552 wrote to memory of 1496	552	WScript.exe	ab.exe
PID 552 wrote to memory of 1496	552	WScript.exe	ab.exe
PID 552 wrote to memory of 1496	552	WScript.exe	ab.exe
PID 552 wrote to memory of 1496	552	WScript.exe	ab.exe
PID 552 wrote to memory of 1496	552	WScript.exe	ab.exe
PID 552 wrote to memory of 1496	552	WScript.exe	ab.exe
PID 1496 wrote to memory of 1940	1496	ab.exe	msiexec.exe
PID 1496 wrote to memory of 1940	1496	ab.exe	msiexec.exe
PID 1496 wrote to memory of 1940	1496	ab.exe	msiexec.exe
PID 1496 wrote to memory of 1940	1496	ab.exe	msiexec.exe
PID 1496 wrote to memory of 1940	1496	ab.exe	msiexec.exe
PID 1496 wrote to memory of 1940	1496	ab.exe	msiexec.exe
PID 1496 wrote to memory of 1940	1496	ab.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe
"C:\Users\Admin\AppData\Local\Temp\9129f04098cd6e9502c0f8b45872ca4782e84ce3ff0dae65dd109881dbe38e36.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1368

C:\WINDOWS\SysWOW64\cmd.exe
"C:\WINDOWS\system32\cmd.exe" /c rename C:\Users\Admin\AppData\Local\Temp\outside.gif outside.js
2⤵
PID:896

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\outside.js"
2⤵
- Suspicious use of WriteProcessMemory
PID:828

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Local\Temp\sf.exe -pGlue -dC:\Users\Admin\AppData\Local\Temp
3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1676

C:\Users\Admin\AppData\Local\Temp\sf.exe
C:\Users\Admin\AppData\Local\Temp\sf.exe -pGlue -dC:\Users\Admin\AppData\Local\Temp
4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:816

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\inside.js"
5⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:552

C:\Users\Admin\AppData\Local\Temp\ab.exe
"C:\Users\Admin\AppData\Local\Temp\ab.exe" -dC:\Users\Admin\AppData\Local\Temp
6⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\SysWOW64\msiexec.exe
C:\Windows\SysWOW64\msiexec.exe
7⤵
- Modifies visiblity of hidden/system files in Explorer
- UAC bypass
- Adds policy Run key to start application
- Blocklisted process makes network request
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1940

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Users\Admin\AppData\Local\Temp\Shipping_Invoice.pdf -dC:\Users\Admin\AppData\Local\Temp
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:308

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Shipping_Invoice.pdf"
4⤵
- Suspicious use of SetWindowsHookEx
PID:644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Hidden Files and Directories

T1158

Modify Registry

T1112

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\Shipping_Invoice.pdf

Filesize
9KB

MD5
998acb522b47bbfe95f9954d17aa9918

SHA1
e351952afc397d6e127784fe692cf4259e1c6189

SHA256
409e472b667ae747942e10d4dc691796c3b2eb00a0e407146e69b2f8205de40c

SHA512
be047cc246765384f0a484759849d75ac32edbfcd6d5f4a7b96e9a63f2afedd5ff5386db038885455f1736c450b57b9c2e9b9242b740c3560677a35432a3f760

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

Filesize
139KB

MD5
d7a7d31b679ef0b85847cc6001cd024f

SHA1
2a648ebc0a3acb54aa2a4a109936c3e84fc6cd39

SHA256
39af3f7f7a5f8cd5671fb83e122236070248361b284defa6476d5751f697ff66

SHA512
12d56566114d299ba3f38eebf0ffca1ce7c6ab5d12352dc23f89ae516194379992f098e7b2a5d53fc0c93fab17b512449894f82678c4391b4285cb1896c59741

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

Filesize
139KB

MD5
d7a7d31b679ef0b85847cc6001cd024f

SHA1
2a648ebc0a3acb54aa2a4a109936c3e84fc6cd39

SHA256
39af3f7f7a5f8cd5671fb83e122236070248361b284defa6476d5751f697ff66

SHA512
12d56566114d299ba3f38eebf0ffca1ce7c6ab5d12352dc23f89ae516194379992f098e7b2a5d53fc0c93fab17b512449894f82678c4391b4285cb1896c59741

Download Submit
C:\Users\Admin\AppData\Local\Temp\inside.js

Filesize
81B

MD5
60eb46dd81c28a274d8f2aef1bc557fa

SHA1
902d992c6b245a70a84632608122e976d561c09d

SHA256
df58a069bd5d2b98275dd124dc72de12ff5fccfb86eeb698c7a63ae9875da026

SHA512
1ded12c5aca377c289d412c6f8ed6903dbaaf5de3413b94cb8b57eef7913d84a3d115426267fa5e48e5277b902f67840a9362283d1cc6e8cb87648c2a8c20633

Download Submit
C:\Users\Admin\AppData\Local\Temp\outside.gif

Filesize
972B

MD5
0ee537f176cfd99964a85186db06d302

SHA1
77aa74fb3a14b56fe35964f4042f8d39dccf1684

SHA256
d7714fab24c3c172b2c3e9a0a6fd155deb4911c041528f4c0289b601f06a559f

SHA512
dbd7a68b30202301f6958f0c4927b010148a1877bbc02961dde8a65154ff9bfce421e375e859f6524b4b834af716e02271b221d58f5036f172c3529c5723c38f

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

Filesize
277KB

MD5
8716ac6ce445a226080763da7df57f00

SHA1
5e29e26b90b409041770236205f521e8722aa0df

SHA256
12850970a3b394cc59e88e4cb2a5ebf2319d4d5c27312ec7cd9d50188d83cd6c

SHA512
558e13f998da96164fa8fabee5e596dfb89b2492ff64b27d6ea873ff9eb6ac00cd1a33bfee55720351a20d6b26c65613474e2ff1c555faec8bec4447d4c0d354

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

Filesize
277KB

MD5
8716ac6ce445a226080763da7df57f00

SHA1
5e29e26b90b409041770236205f521e8722aa0df

SHA256
12850970a3b394cc59e88e4cb2a5ebf2319d4d5c27312ec7cd9d50188d83cd6c

SHA512
558e13f998da96164fa8fabee5e596dfb89b2492ff64b27d6ea873ff9eb6ac00cd1a33bfee55720351a20d6b26c65613474e2ff1c555faec8bec4447d4c0d354

Download Submit
C:\Users\Admin\AppData\Local\Temp\sf.png

Filesize
277KB

MD5
c04a4315c0ba40acaee4c345304b9278

SHA1
edbe6baa536fdf0b1946df6d88e4004c8d32eb2b

SHA256
c017fea199a5182078c98d716697a31d90c80f13df8b610ef36fa1feff4051c7

SHA512
23c2b53feeaca042b2f3ac47d9dba820e4c57bad1f4c008087cd5937565a50cabb42ec08414bfb8a31897c4e93f6164dee02840289efbfd2ed4e78bb91b69271

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

Filesize
139KB

MD5
d7a7d31b679ef0b85847cc6001cd024f

SHA1
2a648ebc0a3acb54aa2a4a109936c3e84fc6cd39

SHA256
39af3f7f7a5f8cd5671fb83e122236070248361b284defa6476d5751f697ff66

SHA512
12d56566114d299ba3f38eebf0ffca1ce7c6ab5d12352dc23f89ae516194379992f098e7b2a5d53fc0c93fab17b512449894f82678c4391b4285cb1896c59741

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

Filesize
277KB

MD5
8716ac6ce445a226080763da7df57f00

SHA1
5e29e26b90b409041770236205f521e8722aa0df

SHA256
12850970a3b394cc59e88e4cb2a5ebf2319d4d5c27312ec7cd9d50188d83cd6c

SHA512
558e13f998da96164fa8fabee5e596dfb89b2492ff64b27d6ea873ff9eb6ac00cd1a33bfee55720351a20d6b26c65613474e2ff1c555faec8bec4447d4c0d354

Download Submit
memory/308-62-0x0000000000000000-mapping.dmp

Download
memory/308-89-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/552-71-0x0000000000000000-mapping.dmp

Download
memory/644-70-0x0000000000000000-mapping.dmp

Download
memory/816-67-0x0000000000000000-mapping.dmp

Download
memory/828-58-0x0000000000000000-mapping.dmp

Download
memory/896-55-0x0000000000000000-mapping.dmp

Download
memory/1368-54-0x0000000076461000-0x0000000076463000-memory.dmp

Filesize
8KB

Download
memory/1496-80-0x0000000002320000-0x00000000023B5000-memory.dmp

Filesize
596KB

Download
memory/1496-77-0x0000000000000000-mapping.dmp

Download
memory/1496-84-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1496-88-0x0000000002320000-0x00000000023B5000-memory.dmp

Filesize
596KB

Download
memory/1676-61-0x0000000000000000-mapping.dmp

Download
memory/1940-82-0x0000000000000000-mapping.dmp

Download
memory/1940-85-0x0000000000CB0000-0x0000000000CC4000-memory.dmp

Filesize
80KB

Download
memory/1940-86-0x0000000000090000-0x0000000000095000-memory.dmp

Filesize
20KB

Download
memory/1940-87-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download
memory/1940-90-0x000000007EF90000-0x000000007EF96000-memory.dmp

Filesize
24KB

Download