imminent | 3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea

General

Target

3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe
Size

803KB
MD5

d9088a749f3b68662c2773eb637b0b6b
SHA1

907d48cbda81f3e4d9cd724154605f0657935ef8
SHA256

3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea
SHA512

ac27136531285dc2292d1ca8604955c0460f4d481f33857e72ab77d09cb89d0929c1bd4a624cf39c94fe87353ca201af4f914edf74fe2fd1a72c22d2688e2e73
SSDEEP

24576:bkGvM/P1U4bBTOKr26GU5OYsnXgxvrQrAnuIw9:b2/P1UOtOKC6GrYsgxTQTIG

Score

10^/10

imminent discovery spyware trojan upx

Malware Config

Signatures

Imminent RAT
Remote-access trojan based on Imminent Monitor remote admin software.
trojan spyware imminent
Imminent family
imminent

Checks computer location settings 2 TTPs 3 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-1-5-21-869607583-2483572573-2297019986-1000\Control Panel\International\Geo\Nation	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe
Key value queried	\REGISTRY\USER\S-1-5-21-869607583-2483572573-2297019986-1000\Control Panel\International\Geo\Nation	refsutil.exe
Key value queried	\REGISTRY\USER\S-1-5-21-869607583-2483572573-2297019986-1000\Control Panel\International\Geo\Nation	refsutil.exe

Executes dropped EXE 2 IoCs

pid	Process
5108	refsutil.exe
2336	refsutil.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	RegAsm.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	RegAsm.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/1280-11-0x00000000003F0000-0x0000000000578000-memory.dmp	autoit_exe
behavioral2/memory/5108-30-0x0000000000580000-0x0000000000708000-memory.dmp	autoit_exe
behavioral2/memory/2336-41-0x0000000000580000-0x0000000000708000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1280 set thread context of 4476	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	88
PID 5108 set thread context of 4828	5108	refsutil.exe	103
PID 2336 set thread context of 1296	2336	refsutil.exe	107

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1280-0-0x00000000003F0000-0x0000000000578000-memory.dmp	upx
behavioral2/memory/1280-11-0x00000000003F0000-0x0000000000578000-memory.dmp	upx
behavioral2/files/0x000800000002405c-22.dat	upx
behavioral2/memory/5108-23-0x0000000000580000-0x0000000000708000-memory.dmp	upx
behavioral2/memory/5108-30-0x0000000000580000-0x0000000000708000-memory.dmp	upx
behavioral2/memory/2336-41-0x0000000000580000-0x0000000000708000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	RegAsm.exe
File created	C:\Windows\assembly\Desktop.ini	RegAsm.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	RegAsm.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	refsutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	refsutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3528	schtasks.exe
3820	schtasks.exe
1544	schtasks.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4476	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4476	RegAsm.exe
Token: 33	4476	RegAsm.exe
Token: SeIncBasePriorityPrivilege	4476	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4476	RegAsm.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 4476	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	88
PID 1280 wrote to memory of 4476	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	88
PID 1280 wrote to memory of 4476	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	88
PID 1280 wrote to memory of 4476	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	88
PID 1280 wrote to memory of 4476	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	88
PID 1280 wrote to memory of 1544	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	90
PID 1280 wrote to memory of 1544	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	90
PID 1280 wrote to memory of 1544	1280	3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe	90
PID 5108 wrote to memory of 4828	5108	refsutil.exe	103
PID 5108 wrote to memory of 4828	5108	refsutil.exe	103
PID 5108 wrote to memory of 4828	5108	refsutil.exe	103
PID 5108 wrote to memory of 4828	5108	refsutil.exe	103
PID 5108 wrote to memory of 4828	5108	refsutil.exe	103
PID 5108 wrote to memory of 3528	5108	refsutil.exe	104
PID 5108 wrote to memory of 3528	5108	refsutil.exe	104
PID 5108 wrote to memory of 3528	5108	refsutil.exe	104
PID 2336 wrote to memory of 1296	2336	refsutil.exe	107
PID 2336 wrote to memory of 1296	2336	refsutil.exe	107
PID 2336 wrote to memory of 1296	2336	refsutil.exe	107
PID 2336 wrote to memory of 1296	2336	refsutil.exe	107
PID 2336 wrote to memory of 1296	2336	refsutil.exe	107
PID 2336 wrote to memory of 3820	2336	refsutil.exe	108
PID 2336 wrote to memory of 3820	2336	refsutil.exe	108
PID 2336 wrote to memory of 3820	2336	refsutil.exe	108

C:\Users\Admin\AppData\Local\Temp\3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe
"C:\Users\Admin\AppData\Local\Temp\3f128a6477d3d836accf898a564082a9ba4b50168bd16eac89c16ea09edd85ea.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - Drops desktop.ini file(s)
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4476
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn NgcIso /tr "C:\Users\Admin\advpack\refsutil.exe" /sc minute /mo 1 /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1544

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:3532

C:\Users\Admin\advpack\refsutil.exe
C:\Users\Admin\advpack\refsutil.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5108
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4828
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn NgcIso /tr "C:\Users\Admin\advpack\refsutil.exe" /sc minute /mo 1 /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3528

C:\Users\Admin\advpack\refsutil.exe
C:\Users\Admin\advpack\refsutil.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1296
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn NgcIso /tr "C:\Users\Admin\advpack\refsutil.exe" /sc minute /mo 1 /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\RegAsm.exe.log

Filesize
319B

MD5
c0ed926cd0e608944ad99322aaedb97a

SHA1
007e5bc9d8650a46f48f75045034702c24be39c5

SHA256
eb035294fbea39baa6e6c65cb7e06451987c51c5536586f23de5dc7f91096943

SHA512
83891a4984208720a224937101313759ffec75f5ebb2225c30555e5a28c7cc753162d802b176694ecc7404e2723f75d86d313adb835d4ec826ac13ff24cce42a

Download Submit
C:\Users\Admin\advpack\refsutil.exe

Filesize
803KB

MD5
7617fdf2046de5c33df51c76a8b45d85

SHA1
5f6fe36902d3917333473341e82635602df0ebfa

SHA256
a7bc166bcd73bc5d5269c6b1e4afcabeb2e0a02fb4d373c64ae6dbc6c499b482

SHA512
ea63e10ebc7868c425060c089f911ed0babcff5901b05b18b457690379bafb20b2758d3c151350458612fce55e938101432915fb9a9bbbe629a23a73e018c731

Download Submit
memory/1280-11-0x00000000003F0000-0x0000000000578000-memory.dmp

Filesize
1.5MB

Download
memory/1280-1-0x0000000003F30000-0x0000000003F31000-memory.dmp

Filesize
4KB

Download
memory/1280-0-0x00000000003F0000-0x0000000000578000-memory.dmp

Filesize
1.5MB

Download
memory/2336-41-0x0000000000580000-0x0000000000708000-memory.dmp

Filesize
1.5MB

Download
memory/4476-7-0x00000000736F2000-0x00000000736F3000-memory.dmp

Filesize
4KB

Download
memory/4476-19-0x00000000736F2000-0x00000000736F3000-memory.dmp

Filesize
4KB

Download
memory/4476-20-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4476-21-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4476-9-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4476-8-0x00000000736F0000-0x0000000073CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4476-2-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/5108-23-0x0000000000580000-0x0000000000708000-memory.dmp

Filesize
1.5MB

Download
memory/5108-30-0x0000000000580000-0x0000000000708000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads