d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59

Analysis

max time kernel
153s
max time network
110s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07-11-2022 00:53

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General

Target

d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
Size

208KB
MD5

0dfcd6d9a55f26fc1c22a5a9d5e774e0
SHA1

cb9ad745a545c8f36daa80cd5b28b0119648ea82
SHA256

d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59
SHA512

c1dff8be6c90ca8fe280b5af242a9510ce72bf38d03cca2e95f6fbf90fba55b3d70e42a1718a29e779cdc2bb0d34ae53ab48c26044472ef768ec20da76c09af5
SSDEEP

1536:Vfuxw10lxJM5y8w5OZRVmgyDl+cWaxJcveQZNTRSb3EBAR1AlQPsxjheYhpXN5yh:f0OtF2Qo7VsJgisxlYegEX0ZZbW

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
308	svhust.exe
900	svhust.exe
1608	svhust.exe

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral1/memory/840-59-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/840-61-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/840-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/840-65-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/840-66-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/840-69-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1608-94-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/1608-97-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/1608-99-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/840-105-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/900-107-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1608-108-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/1608-110-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/1608-111-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/1608-113-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/900-114-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Loads dropped DLL 4 IoCs

pid	Process
840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\svhust = "C:\\Users\\Admin\\AppData\\Roaming\\svhust\\svhust.exe"	reg.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	svhust.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VideoDriver = "C:\\Windows\\system32\\winldr.exe"	svhust.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\System32\winldr.exe	svhust.exe
File opened for modification	C:\Windows\SysWOW64\winldr.exe	svhust.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1668 set thread context of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 308 set thread context of 900	308	svhust.exe	33
PID 308 set thread context of 1608	308	svhust.exe	34

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe
Token: SeDebugPrivilege	900	svhust.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1608	svhust.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
308	svhust.exe
900	svhust.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 1668 wrote to memory of 840	1668	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	28
PID 840 wrote to memory of 956	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	29
PID 840 wrote to memory of 956	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	29
PID 840 wrote to memory of 956	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	29
PID 840 wrote to memory of 956	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	29
PID 956 wrote to memory of 1776	956	cmd.exe	31
PID 956 wrote to memory of 1776	956	cmd.exe	31
PID 956 wrote to memory of 1776	956	cmd.exe	31
PID 956 wrote to memory of 1776	956	cmd.exe	31
PID 840 wrote to memory of 308	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	32
PID 840 wrote to memory of 308	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	32
PID 840 wrote to memory of 308	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	32
PID 840 wrote to memory of 308	840	d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe	32
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 900	308	svhust.exe	33
PID 308 wrote to memory of 1608	308	svhust.exe	34
PID 308 wrote to memory of 1608	308	svhust.exe	34
PID 308 wrote to memory of 1608	308	svhust.exe	34
PID 308 wrote to memory of 1608	308	svhust.exe	34
PID 308 wrote to memory of 1608	308	svhust.exe	34
PID 308 wrote to memory of 1608	308	svhust.exe	34
PID 308 wrote to memory of 1608	308	svhust.exe	34
PID 308 wrote to memory of 1608	308	svhust.exe	34

C:\Users\Admin\AppData\Local\Temp\d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
"C:\Users\Admin\AppData\Local\Temp\d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe
  "C:\Users\Admin\AppData\Local\Temp\d7dfeb3a01e365e91a021099cfccb964b0cd370fcc67067d9cd6e748abae8b59.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:840
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\SGHDB.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:956
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "svhust" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe" /f
      4⤵
      Adds Run key to start application
      PID:1776
- - C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
    "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:308
  - - C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
      "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:900
  - - C:\Users\Admin\AppData\Roaming\svhust\svhust.exe
      "C:\Users\Admin\AppData\Roaming\svhust\svhust.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Drops file in System32 directory
      Suspicious use of FindShellTrayWindow
      PID:1608

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\SGHDB.bat

Filesize
141B

MD5
e83a2e0b3c1e03dfb96ffd9924117a45

SHA1
27a3e4ba115ba1bad0bf094f5b97e768d1ece33e

SHA256
655407d94fff9e707712a588d97a2017cc1c9d690a67c688ed0abcb79e452b13

SHA512
5f61686a3b7db3544d83a4f2ce1a75868c7dc266709f72a34eafecc3a26696a985b1912a559aed8f5a2cacbfe26be9beae2374340d1801bb18473de785557480

Download Submit
C:\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
C:\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
C:\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
C:\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
\Users\Admin\AppData\Roaming\svhust\svhust.exe

Filesize
208KB

MD5
0eef53b95d9b6aa8f94c937c5708c3e1

SHA1
b765f24afbb7df5f5cac4aefe153d028ecab2123

SHA256
93be0491565c5a23f7454bc94826aab6a7470b0ea25699478284cefebf56d1bf

SHA512
78f0d7f896662a31f694137eec8db01e93f737a2268d1aa9b06a1f6e2f60804f54fbcbc89ed24c1bf7e4a0a5c0de6a51aadf3dc9d4f4e5ee9de96399ba356fe2

Download Submit
memory/308-82-0x000000000064D000-0x0000000000662000-memory.dmp

Filesize
84KB

Download
memory/840-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/840-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/840-58-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/840-70-0x0000000076DC1000-0x0000000076DC3000-memory.dmp

Filesize
8KB

Download
memory/840-69-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/840-65-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/840-105-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/840-61-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/840-66-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/900-114-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/900-107-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1608-113-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-99-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-97-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-93-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-94-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-108-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-110-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-111-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/1608-112-0x0000000075051000-0x0000000075053000-memory.dmp

Filesize
8KB

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memory/1668-56-0x000000000060D000-0x0000000000623000-memory.dmp

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88KB

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