dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281

General

Target

dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe
Size

78KB
MD5

77db9ca347d27529c84880d61c5224c0
SHA1

fe0af9bb2832c266e870445ecfff177f08666bd0
SHA256

dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281
SHA512

1597c24a81d5ab6ff05e6d3ba9668b004d1b89bc127b0e53ef9c4cf3061dd5e6bf5c9655e1d293d60886d78ab06b6633e7635f45f5b8017485a871a95ec8de41
SSDEEP

1536:3c5XXT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQtN6H9/E1xh:3c5HSyRxvhTzXPvCbW2Ug9/a

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2080	tmpA267.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe
2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\aspnet_state_perf = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.Web.exe\""	tmpA267.tmp.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 4 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	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpA267.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe
Token: SeDebugPrivilege	2080	tmpA267.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2908	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	30
PID 2132 wrote to memory of 2908	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	30
PID 2132 wrote to memory of 2908	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	30
PID 2132 wrote to memory of 2908	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	30
PID 2908 wrote to memory of 1984	2908	vbc.exe	32
PID 2908 wrote to memory of 1984	2908	vbc.exe	32
PID 2908 wrote to memory of 1984	2908	vbc.exe	32
PID 2908 wrote to memory of 1984	2908	vbc.exe	32
PID 2132 wrote to memory of 2080	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	33
PID 2132 wrote to memory of 2080	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	33
PID 2132 wrote to memory of 2080	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	33
PID 2132 wrote to memory of 2080	2132	dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe	33

C:\Users\Admin\AppData\Local\Temp\dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe
"C:\Users\Admin\AppData\Local\Temp\dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\-rhn4l2y.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2908
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESA304.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcA303.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1984
- C:\Users\Admin\AppData\Local\Temp\tmpA267.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpA267.tmp.exe" C:\Users\Admin\AppData\Local\Temp\dec8e32fd5df89f225fb6636754bb64f89a5f13aab9c86ead97a8c3d0da85281N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\-rhn4l2y.0.vb

Filesize
14KB

MD5
f2d635340877f807b31e1c7a65b9c92a

SHA1
efc1d6cec9108d128bc5b00f48b61dba4029b012

SHA256
299174995e9c19c9a0dd37872db35d96ff27c0935bc4a5b7f646e4e08242f65e

SHA512
e4af7c0c477f51079fee157a38f2d8a36cac1fb0dc4cfd4efd9e566b376a185a658bbcd41185e3ce4bd21da5a46ef5aa228fe2bbdd75634e6191cd229e058cfc

Download Submit
C:\Users\Admin\AppData\Local\Temp\-rhn4l2y.cmdline

Filesize
266B

MD5
81e0de017b5975c5750306d1ce3f235f

SHA1
a7cfdfb4541142c15e8cf7a211d859d67dd48274

SHA256
106d565972d53046b5e429ae94c9d3407deae4b16b54c62b3dd1e631b5c52941

SHA512
1d44f12f7e81cacf6e85a4307505a3bdde80ed1237c52e264ba316cbe11ea35286313063de74ba9c429e2e1481f5939c64cf2024157118f67b1cd598b14843d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\RESA304.tmp

Filesize
1KB

MD5
4aec4d6dfd283305aefb4292b2610f48

SHA1
155a840b0fed1c3a504ce737bf9f68a864494f1f

SHA256
2979320e6bf476848b9b9dcdf302da55e3f0403c4906aa609b16a4e3acce52ad

SHA512
91fadd80cbf82e7e6cb2075f2af18a7d821ca69912684701c8e707997d8a7c1bfe4c14b7eeb331a881ed868a02d7e2fba5f50f2242f5592b400f77c729ce277d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA267.tmp.exe

Filesize
78KB

MD5
8cc99b92b8bad43dfaeb4fbb6ec98124

SHA1
4cf0d253947b875639f8f9754dadc52e94f483e0

SHA256
71a9beeb82ed72a121a19ae033c60f9de390ab2a0c5023e8ca3cf713858e3bf4

SHA512
8c7548738411321e5f41d9e2960361538daef416bdf38dbf751e6303acfe4430dd440ab8f76c3550318aef6a5689f79b215b49773a623a88e90d03160b8cb261

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbcA303.tmp

Filesize
660B

MD5
280bb30e26800f447bf8393b811e747b

SHA1
f3fd006fb9d827312fbf5bf725e0767a8b364cee

SHA256
799c177c9c8d7c16d4f5ffb9df4e337b662f6a75dde1b407c24065863921373a

SHA512
e4a4435f53b42cb763513c6e30c293ad8702288c7f69a8dca438c93dd42cfd5e2905bf98beda2b6a5b365e0b4a97556c489865d16ed429fba4957e1c7cf1ded4

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
8fd8e054ba10661e530e54511658ac20

SHA1
72911622012ddf68f95c1e1424894ecb4442e6fd

SHA256
822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

SHA512
c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

Download Submit
memory/2132-0-0x0000000074941000-0x0000000074942000-memory.dmp

Filesize
4KB

Download
memory/2132-1-0x0000000074940000-0x0000000074EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2132-2-0x0000000074940000-0x0000000074EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2132-24-0x0000000074940000-0x0000000074EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2908-8-0x0000000074940000-0x0000000074EEB000-memory.dmp

Filesize
5.7MB

Download
memory/2908-18-0x0000000074940000-0x0000000074EEB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads