imminent | b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800

Analysis

max time kernel
148s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19-10-2022 21:55

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General

Target

b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe
Size

1.3MB
MD5

82dfcb5c33adaaae2975ad51b9258470
SHA1

dbc6fe3e95544f837f442635627c2254d7b579ed
SHA256

b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800
SHA512

d415bd5388ec0129914582256ae9c648168290d4f65bb41e3591670d9b50518109cc1f41f04ad7d5caa9a0d24e4b63f139ebcf1b6b1ee9e03f582043808ab32a
SSDEEP

24576:43Sp4fuQAhpQ5LbQxHO9D2iXBo5/sOU1IdvMBC1vpPi9PRWLtY9TxdNEmAN2m:B42QA05b+aHBohsV1QvpK5RQtY9TxsJo

Score

10^/10

imminent persistence spyware trojan

Malware Config

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\wu5Fovm4810Xe9Bi\\YFAig4Ie0KaC.exe\",explorer.exe"	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe

Executes dropped EXE 2 IoCs

pid	Process
1552	J5g7I0m6LYXp5zSG.exe
1424	is-2SAHL.tmp

Loads dropped DLL 7 IoCs

pid	Process
884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe
1552	J5g7I0m6LYXp5zSG.exe
1552	J5g7I0m6LYXp5zSG.exe
1552	J5g7I0m6LYXp5zSG.exe
1552	J5g7I0m6LYXp5zSG.exe
1424	is-2SAHL.tmp
1424	is-2SAHL.tmp

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe
Token: SeDebugPrivilege	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 884 wrote to memory of 1552	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe	27
PID 884 wrote to memory of 1552	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe	27
PID 884 wrote to memory of 1552	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe	27
PID 884 wrote to memory of 1552	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe	27
PID 884 wrote to memory of 1552	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe	27
PID 884 wrote to memory of 1552	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe	27
PID 884 wrote to memory of 1552	884	b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe	27
PID 1552 wrote to memory of 1424	1552	J5g7I0m6LYXp5zSG.exe	28
PID 1552 wrote to memory of 1424	1552	J5g7I0m6LYXp5zSG.exe	28
PID 1552 wrote to memory of 1424	1552	J5g7I0m6LYXp5zSG.exe	28
PID 1552 wrote to memory of 1424	1552	J5g7I0m6LYXp5zSG.exe	28
PID 1552 wrote to memory of 1424	1552	J5g7I0m6LYXp5zSG.exe	28
PID 1552 wrote to memory of 1424	1552	J5g7I0m6LYXp5zSG.exe	28
PID 1552 wrote to memory of 1424	1552	J5g7I0m6LYXp5zSG.exe	28

C:\Users\Admin\AppData\Local\Temp\b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe
"C:\Users\Admin\AppData\Local\Temp\b25d1e8ab20ad15c5304b804c8a5ff9dbada8c77b36ea6cd85e1c20c407ac800.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:884
- C:\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe
  "C:\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Users\Admin\AppData\Local\Temp\is-IEUKT.tmp\is-2SAHL.tmp
    "C:\Users\Admin\AppData\Local\Temp\is-IEUKT.tmp\is-2SAHL.tmp" /SL4 $10162 C:\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe 435071 50688
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:1424

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

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\J5g7I0m6LYXp5zSG.exe

Filesize
634KB

MD5
69ffc65b14c4428dd95922629a125d09

SHA1
f9d287bf5d9fb78a348f214888a6408cd144bc16

SHA256
f7d9a130b911d52cfd4d00e9c61d0360064d82cfe440bdca16af0ee0c56b16db

SHA512
a2476b48933e7e150519172c3e8eeabb1f9129f9e1dd5d7ff50d5423bd02d0800638382e5994997864cf726ea6ebe571966771e082e34f873029582770deb7ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe

Filesize
634KB

MD5
69ffc65b14c4428dd95922629a125d09

SHA1
f9d287bf5d9fb78a348f214888a6408cd144bc16

SHA256
f7d9a130b911d52cfd4d00e9c61d0360064d82cfe440bdca16af0ee0c56b16db

SHA512
a2476b48933e7e150519172c3e8eeabb1f9129f9e1dd5d7ff50d5423bd02d0800638382e5994997864cf726ea6ebe571966771e082e34f873029582770deb7ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IEUKT.tmp\is-2SAHL.tmp

Filesize
572KB

MD5
0d0622f7d2fd629455a028d7e1cb1c07

SHA1
82bdfc15f188241c535d7a42f0f95c99d0913bf4

SHA256
ab0982c120a65adc3aa898af09ad923c9b896edfc52f7d206798c5fdf59d8f5a

SHA512
eb5a930c1ba85b9cdb60a65fcead39592f7a1b87985d927580bbdb9f8682087291a4eac9f5b2f7c8d4aa7abff78ce8c53dd7285bd7be8572cb65ade906e8807a

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-IEUKT.tmp\is-2SAHL.tmp

Filesize
572KB

MD5
0d0622f7d2fd629455a028d7e1cb1c07

SHA1
82bdfc15f188241c535d7a42f0f95c99d0913bf4

SHA256
ab0982c120a65adc3aa898af09ad923c9b896edfc52f7d206798c5fdf59d8f5a

SHA512
eb5a930c1ba85b9cdb60a65fcead39592f7a1b87985d927580bbdb9f8682087291a4eac9f5b2f7c8d4aa7abff78ce8c53dd7285bd7be8572cb65ade906e8807a

Download Submit
\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe

Filesize
634KB

MD5
69ffc65b14c4428dd95922629a125d09

SHA1
f9d287bf5d9fb78a348f214888a6408cd144bc16

SHA256
f7d9a130b911d52cfd4d00e9c61d0360064d82cfe440bdca16af0ee0c56b16db

SHA512
a2476b48933e7e150519172c3e8eeabb1f9129f9e1dd5d7ff50d5423bd02d0800638382e5994997864cf726ea6ebe571966771e082e34f873029582770deb7ec

Download Submit
\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe

Filesize
634KB

MD5
69ffc65b14c4428dd95922629a125d09

SHA1
f9d287bf5d9fb78a348f214888a6408cd144bc16

SHA256
f7d9a130b911d52cfd4d00e9c61d0360064d82cfe440bdca16af0ee0c56b16db

SHA512
a2476b48933e7e150519172c3e8eeabb1f9129f9e1dd5d7ff50d5423bd02d0800638382e5994997864cf726ea6ebe571966771e082e34f873029582770deb7ec

Download Submit
\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe

Filesize
634KB

MD5
69ffc65b14c4428dd95922629a125d09

SHA1
f9d287bf5d9fb78a348f214888a6408cd144bc16

SHA256
f7d9a130b911d52cfd4d00e9c61d0360064d82cfe440bdca16af0ee0c56b16db

SHA512
a2476b48933e7e150519172c3e8eeabb1f9129f9e1dd5d7ff50d5423bd02d0800638382e5994997864cf726ea6ebe571966771e082e34f873029582770deb7ec

Download Submit
\Users\Admin\AppData\Local\Temp\J5g7I0m6LYXp5zSG.exe

Filesize
634KB

MD5
69ffc65b14c4428dd95922629a125d09

SHA1
f9d287bf5d9fb78a348f214888a6408cd144bc16

SHA256
f7d9a130b911d52cfd4d00e9c61d0360064d82cfe440bdca16af0ee0c56b16db

SHA512
a2476b48933e7e150519172c3e8eeabb1f9129f9e1dd5d7ff50d5423bd02d0800638382e5994997864cf726ea6ebe571966771e082e34f873029582770deb7ec

Download Submit
\Users\Admin\AppData\Local\Temp\is-IEUKT.tmp\is-2SAHL.tmp

Filesize
572KB

MD5
0d0622f7d2fd629455a028d7e1cb1c07

SHA1
82bdfc15f188241c535d7a42f0f95c99d0913bf4

SHA256
ab0982c120a65adc3aa898af09ad923c9b896edfc52f7d206798c5fdf59d8f5a

SHA512
eb5a930c1ba85b9cdb60a65fcead39592f7a1b87985d927580bbdb9f8682087291a4eac9f5b2f7c8d4aa7abff78ce8c53dd7285bd7be8572cb65ade906e8807a

Download Submit
\Users\Admin\AppData\Local\Temp\is-SI6VF.tmp\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-SI6VF.tmp\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/884-56-0x00000000740B0000-0x000000007465B000-memory.dmp

Filesize
5.7MB

Download
memory/884-55-0x00000000740B0000-0x000000007465B000-memory.dmp

Filesize
5.7MB

Download
memory/884-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

Filesize
8KB

Download
memory/884-74-0x00000000021B5000-0x00000000021C6000-memory.dmp

Filesize
68KB

Download
memory/884-76-0x00000000021B5000-0x00000000021C6000-memory.dmp

Filesize
68KB

Download
memory/1552-65-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1552-75-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download