e949c55f2c062c0201f679cad4be24609baeff83d97189faad9862783d5644f0

General

Target

d57ef20a0dfd870b65c3b45134d4ad50N.exe
Size

78KB
MD5

d57ef20a0dfd870b65c3b45134d4ad50
SHA1

a2b63ddffbad739eebeee942d632064fe23aeaa4
SHA256

e949c55f2c062c0201f679cad4be24609baeff83d97189faad9862783d5644f0
SHA512

a5eaf4a0d8671782bcdfb65a88292802346d3bd5139fb239eef8901d4066b44103ed18578a6bfaedcea3385748540f7f52b86d70f2504a81ad232cbf85039a70
SSDEEP

1536:EPy5jSVdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtN6P9/Q1IX:EPy5jSAn7N041Qqhgo9/H

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2812	tmp4F0.tmp.exe

Loads dropped DLL 2 IoCs

pid	Process
2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe
2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmp4F0.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	d57ef20a0dfd870b65c3b45134d4ad50N.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	tmp4F0.tmp.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe
Token: SeDebugPrivilege	2812	tmp4F0.tmp.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2608	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	29
PID 2328 wrote to memory of 2608	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	29
PID 2328 wrote to memory of 2608	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	29
PID 2328 wrote to memory of 2608	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	29
PID 2608 wrote to memory of 2808	2608	vbc.exe	31
PID 2608 wrote to memory of 2808	2608	vbc.exe	31
PID 2608 wrote to memory of 2808	2608	vbc.exe	31
PID 2608 wrote to memory of 2808	2608	vbc.exe	31
PID 2328 wrote to memory of 2812	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	32
PID 2328 wrote to memory of 2812	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	32
PID 2328 wrote to memory of 2812	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	32
PID 2328 wrote to memory of 2812	2328	d57ef20a0dfd870b65c3b45134d4ad50N.exe	32

C:\Users\Admin\AppData\Local\Temp\d57ef20a0dfd870b65c3b45134d4ad50N.exe
"C:\Users\Admin\AppData\Local\Temp\d57ef20a0dfd870b65c3b45134d4ad50N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2328
- 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\pubnuuvo.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2608
- - 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\RES629.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc628.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2808
- C:\Users\Admin\AppData\Local\Temp\tmp4F0.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp4F0.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d57ef20a0dfd870b65c3b45134d4ad50N.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

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

Scripting

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RES629.tmp

Filesize
1KB

MD5
1123fdb41ccd433b1fb9ec7160229220

SHA1
432025eecea66fed81d55bc708a8c2a5298458ef

SHA256
6885980a23d352f102e916c94645f11a3326b111db0f5100e25692df01a080ea

SHA512
08c6e120c6d84ec544298bf18b16a5eca1e4ae9862eb012a638f3e14bf00769483584f717a02ec76fdd7820ec44b4b8933f589636a6acf1b7f2588fe8c3da039

Download Submit
C:\Users\Admin\AppData\Local\Temp\pubnuuvo.0.vb

Filesize
14KB

MD5
cdad6def4e563665b2e03a7c46ca6162

SHA1
edad402d0e9211f9fa93d165168fe8321be0f58c

SHA256
25edcda6e15ea90962e2480ef2525f017458c397a9df08acbe0a245e8de17331

SHA512
3ca82d48a145bdf3aef320651de5f0a35b4c482b97b48df8eb39911df156e5e781334f6aa101818a657fd50cfb126fbfee0eeb72f33bedc85de648feb7d8cda9

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

Filesize
265B

MD5
6f3adddcaae0aae15758af83d0dcbd4f

SHA1
0ea2e3678fa8f47f49782fe66d37261a61d56d93

SHA256
ed971eee9983697612e8b88c1a876d02e2907d2610a3938749e30610476771a3

SHA512
ec66396e5cd250bfa05efe05e6df93e563638bb9c4ff3ef4b54ab36188de8386bc1c777d04d7c13c77d5b5aa91c59205a38f702f00c693e8e8718d4941acdd3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4F0.tmp.exe

Filesize
78KB

MD5
fc24d33df7fd92dc1bf85ed157e29b42

SHA1
0a6b59d585a12cfa148f4c60952d0f160fd983fd

SHA256
901b653f9d209e128ce5826a37ec64444d6eedf718591cde7c6d615d726826be

SHA512
3e403998acbaacfe28b1d8d808b6ca28b1075984d729430c8fb7ca6d13f86b8ce007c0fb7ee9510a9ad674c86620532896e77874abfba78940de40b896171340

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc628.tmp

Filesize
660B

MD5
1e1414b6cf4124650f98a0cba5f18d2c

SHA1
b24d62da03bde6467ad8e6885df0d88cc7c15dbd

SHA256
db41f8198d38b37ad46b7066e03db25dc37e0de1bfef7d18b1f42a4c43084212

SHA512
675c09ac73b5a2316e1e45c7f606543d732825f29f2f26490bad2f7b71e8e0289028048df555ce5ba1c580b99c84cc52bd35cd064180eea4c54443b0a189ec68

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

Filesize
62KB

MD5
aa4bdac8c4e0538ec2bb4b7574c94192

SHA1
ef76d834232b67b27ebd75708922adea97aeacce

SHA256
d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430

SHA512
0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65

Download Submit
memory/2328-0-0x0000000074581000-0x0000000074582000-memory.dmp

Filesize
4KB

Download
memory/2328-1-0x0000000074580000-0x0000000074B2B000-memory.dmp

Filesize
5.7MB

Download
memory/2328-2-0x0000000074580000-0x0000000074B2B000-memory.dmp

Filesize
5.7MB

Download
memory/2328-24-0x0000000074580000-0x0000000074B2B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-9-0x0000000074580000-0x0000000074B2B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-18-0x0000000074580000-0x0000000074B2B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads