d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 02:39

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General

Target
d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe
Size 78KB
Sample240409-c5aweafe9t
SHA256 d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8
MD5 76fb74d5cc6bf83320e4736a9aa606d5
SHA1 bb253f85f680cc907b4a56f940c508fb12d8c087
SHA512 e5fb51ae1ba2038a0c7ef9b8592d61168882f6860b6eca47ee5fa8af4806efe35433f3eca64e4ab7308be64d6569a7ae6565ed5cfbea3ad69e9737bf68c96609
SSDEEP 1536:CRCHY6638dy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtey9/J1aM:CRCHY53Ln7N041Qqhgey9/P
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe

Executes dropped EXE 1 IoCs

pid	Process
2812	tmp3FC8.tmp.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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System.XML = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\AppLaunch.exe\""	tmp3FC8.tmp.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4028	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe
Token: SeDebugPrivilege	2812	tmp3FC8.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 3088	4028	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe	86
PID 4028 wrote to memory of 3088	4028	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe	86
PID 4028 wrote to memory of 3088	4028	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe	86
PID 3088 wrote to memory of 2124	3088	vbc.exe	90
PID 3088 wrote to memory of 2124	3088	vbc.exe	90
PID 3088 wrote to memory of 2124	3088	vbc.exe	90
PID 4028 wrote to memory of 2812	4028	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe	91
PID 4028 wrote to memory of 2812	4028	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe	91
PID 4028 wrote to memory of 2812	4028	d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe	91

C:\Users\Admin\AppData\Local\Temp\d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe
"C:\Users\Admin\AppData\Local\Temp\d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4028
- 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\-nztqczk.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3088
- - 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\RES40A3.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc8E98A8D98B54172A0EF1257B8F1432.TMP"
    3⤵
    PID:2124
- C:\Users\Admin\AppData\Local\Temp\tmp3FC8.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp3FC8.tmp.exe" C:\Users\Admin\AppData\Local\Temp\d02f0822617b55339b92959f1ff2751404902fdafd495ac80362526d6d510fa8.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:2812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

-nztqczk.0.vb

Path C:\Users\Admin\AppData\Local\Temp\-nztqczk.0.vb
Size 15KB
SHA256 4fd40477f79887d3a5d2586c7559fbd3bd736c85e6cbb76f2dcee2db4d1e400d
MD5 16f893727b80cd7272e37910f4e450cf
SHA1 2e82b9d8e126309892e5008eedcd0ac98bec2b69
SHA512 94e5f34a8d96072d1a4f8308250604da5a3f4866a5ae5bd164908ded67c0dd551e700c6a9ad5b2b928ba97b036b217dcd7c49bd339d3fe77949a1aec56eca1dd
SSDEEP 384:rUgNFN6N/N5F8VNXVNpcHbLE6NezN7QFSN7eP:YI3mF8XpcHDehA+m
MD5 SHA1 SHA512 SSDEEP

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-nztqczk.cmdline

Path C:\Users\Admin\AppData\Local\Temp\-nztqczk.cmdline
Size 266B
SHA256 9e93733452a92921b8c6eb4c13ca382836a4d481c6763520231d0f070c99c240
MD5 5931044362dd615bbd3438f54f5099eb
SHA1 be0aa6aba366a7f4c6c3ce9d258dcc4aedac7068
SHA512 8a470a4a6369b0db161234793f84873fa62e7e62ca5ef4da74f96733bbe9d95e878d6aa5dcd45cecb0f2802a154a2af5c28063d6e28e06bde2d1f16b359f2932
MD5 SHA1 SHA512

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RES40A3.tmp

Path C:\Users\Admin\AppData\Local\Temp\RES40A3.tmp
Size 1KB
SHA256 7820826d07d346c1eb0c4e72c86127292a8ceb96b2c993eae6e42f4d0e41f485
MD5 587e18104cfee2affa89b23978352014
SHA1 0ca53a412dd9b3c8305ff832e4cc74a006141c1c
SHA512 ebf69f9f89d3e0cc6bb4df62c4876410909993424587d54b3291e4ce35254fac3a248bf297fb76b57492b0adc8ef5dc2ab6ca64ee8a4f4104b4900b1ed507816
MD5 SHA1 SHA512

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tmp3FC8.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\tmp3FC8.tmp.exe
Size 78KB
SHA256 c6895fbbde9e96091144aec273b77f3d528d9eebfd64407d1b73af840ce8179b
MD5 b28be496251246d2dd65a3afc7042205
SHA1 36dee12fcfad5abcf5d187fe6d93ea27ec80148a
SHA512 71b74f165565ca12a75ce81b3edb8954338b6f18a887a2ab860bad0f45d8389203d69ed780cad4533f48a28169c587d02f9e382f8f529e0e180ba581b6b79047
SSDEEP 1536:VWV5Xdy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtC6MO9/S1DF:VWV52n7N041Qqhg0O9/u
MD5 SHA1 SHA512 SSDEEP

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vbc8E98A8D98B54172A0EF1257B8F1432.TMP

Path C:\Users\Admin\AppData\Local\Temp\vbc8E98A8D98B54172A0EF1257B8F1432.TMP
Size 660B
SHA256 14a43dc7cad0f6c5d56b4b71cf70b5e259bfdee2cc7004187659cddef41a56b4
MD5 432be9f28015e8cfd535e9becd8735a5
SHA1 73221053e1a3cfa29ced77f09947e02e9bbab382
SHA512 624d6bd867c764bdec4db8ffa50aa65784cc4c4baa953227a14727b3abdcc401f90aa36b2f22f4d8662c1719685f60004190443b5dcb073766c6c9a16c5c338e
MD5 SHA1 SHA512

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zCom.resources

Path C:\Users\Admin\AppData\Local\Temp\zCom.resources
Size 62KB
SHA256 d7dbe167a7b64a4d11e76d172c8c880020fe7e4bc9cae977ac06982584a6b430
MD5 aa4bdac8c4e0538ec2bb4b7574c94192
SHA1 ef76d834232b67b27ebd75708922adea97aeacce
SHA512 0ec342286c9dbe78dd7a371afaf405232ff6242f7e024c6640b265ba2288771297edbb5a6482848daad5007aef503e92508f1a7e1a8b8ff3fe20343b21421a65
SSDEEP 1536:edy0MochZDsC8Kl/99Z242UdIAkn3jKZPjoYaoQtQ:pn7N041QqhgQ
MD5 SHA1 SHA512 SSDEEP

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memory/2812-23-0x0000000075010000-0x00000000755C1000-memory.dmp

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memory/2812-21-0x0000000075010000-0x00000000755C1000-memory.dmp

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memory/2812-22-0x00000000008D0000-0x00000000008E0000-memory.dmp

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memory/2812-25-0x00000000008D0000-0x00000000008E0000-memory.dmp

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memory/2812-26-0x0000000075010000-0x00000000755C1000-memory.dmp

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memory/2812-27-0x00000000008D0000-0x00000000008E0000-memory.dmp

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memory/2812-28-0x00000000008D0000-0x00000000008E0000-memory.dmp

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memory/4028-1-0x0000000075010000-0x00000000755C1000-memory.dmp

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memory/4028-0-0x0000000075010000-0x00000000755C1000-memory.dmp

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memory/4028-20-0x0000000075010000-0x00000000755C1000-memory.dmp

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memory/4028-2-0x0000000000C50000-0x0000000000C60000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads