d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa

General

Target

d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe
Size

40KB
MD5

a6d1f46429028a69831b2a80c9cbfc9b
SHA1

c8c426aae47fcdd52a26ca09b7fb2aaed3cbc2a9
SHA256

d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa
SHA512

203617c1e02c8fd29636540d6d60df6024bf41a5e7fa954aa0f246113c38cbccacd95e35a5907710e182b3ab36f1eec627f3c182912def4e19ac3b39e6b06f47
SSDEEP

384:karh4Mb11zmaXmfWveQPaEK2nDvkHrx0Xqnqpyx0b1V9y8zqLBHQiEzc1W:Zdbrlk/DSnDsHkwKyxWLKNHEzS

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1996	ntmdm.exe
1492	ntmdm.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000b000000012300-54.dat	upx
behavioral1/files/0x000b000000012300-55.dat	upx
behavioral1/files/0x000b000000012300-57.dat	upx
behavioral1/memory/1756-58-0x00000000002D0000-0x00000000002DF000-memory.dmp	upx
behavioral1/memory/1996-60-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/files/0x000b000000012300-62.dat	upx
behavioral1/memory/1996-64-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1492-65-0x0000000000400000-0x000000000040F000-memory.dmp	upx
behavioral1/memory/1492-67-0x0000000000400000-0x000000000040F000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe
1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ntmdm.exe	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	ntmdm.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	ntmdm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	ntmdm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6B75522F-692B-4A46-BADA-465722D8486B}\WpadNetworkName = "Network 2"	ntmdm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6B75522F-692B-4A46-BADA-465722D8486B}\76-6a-ab-21-cf-ae	ntmdm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	ntmdm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	ntmdm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	ntmdm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	ntmdm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	ntmdm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6B75522F-692B-4A46-BADA-465722D8486B}	ntmdm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-6a-ab-21-cf-ae\WpadDecision = "0"	ntmdm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	ntmdm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	ntmdm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6B75522F-692B-4A46-BADA-465722D8486B}\WpadDecision = "0"	ntmdm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-6a-ab-21-cf-ae\WpadDecisionReason = "1"	ntmdm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-6a-ab-21-cf-ae\WpadDecisionTime = 502d82d3210dd901	ntmdm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	ntmdm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	ntmdm.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	ntmdm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0048000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	ntmdm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6B75522F-692B-4A46-BADA-465722D8486B}\WpadDecisionReason = "1"	ntmdm.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6B75522F-692B-4A46-BADA-465722D8486B}\WpadDecisionTime = 502d82d3210dd901	ntmdm.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-6a-ab-21-cf-ae	ntmdm.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	ntmdm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe
1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 1996	1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe	28
PID 1756 wrote to memory of 1996	1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe	28
PID 1756 wrote to memory of 1996	1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe	28
PID 1756 wrote to memory of 1996	1756	d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe	28

C:\Users\Admin\AppData\Local\Temp\d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe
"C:\Users\Admin\AppData\Local\Temp\d80ce492587749aad969bc2112a80eb639f063353ae4cbfb36b8edffafb307aa.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Windows\SysWOW64\ntmdm.exe
  C:\Windows\system32\ntmdm.exe -inst
  2⤵
  - Executes dropped EXE
  PID:1996

C:\Windows\SysWOW64\ntmdm.exe
C:\Windows\SysWOW64\ntmdm.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:1492

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\ntmdm.exe

Filesize
18KB

MD5
603f526d15ed0b4544b23f692e188311

SHA1
8f32ade1b825cb276c98bbc082ed70ae06583db5

SHA256
34e66c9db758ac9e2f1fb9dd5dad3ac30a77a291cd16ca2ed0dd1d7c432cb403

SHA512
67d226802510037eb261809f2d49827a6459ce695c9a0e39f59985a4cff372172766a265f6be39fd94224924898f9353a4a207132af96fdd83b92e32f8330d9a

Download Submit
C:\Windows\SysWOW64\ntmdm.exe

Filesize
18KB

MD5
603f526d15ed0b4544b23f692e188311

SHA1
8f32ade1b825cb276c98bbc082ed70ae06583db5

SHA256
34e66c9db758ac9e2f1fb9dd5dad3ac30a77a291cd16ca2ed0dd1d7c432cb403

SHA512
67d226802510037eb261809f2d49827a6459ce695c9a0e39f59985a4cff372172766a265f6be39fd94224924898f9353a4a207132af96fdd83b92e32f8330d9a

Download Submit
\Windows\SysWOW64\ntmdm.exe

Filesize
18KB

MD5
603f526d15ed0b4544b23f692e188311

SHA1
8f32ade1b825cb276c98bbc082ed70ae06583db5

SHA256
34e66c9db758ac9e2f1fb9dd5dad3ac30a77a291cd16ca2ed0dd1d7c432cb403

SHA512
67d226802510037eb261809f2d49827a6459ce695c9a0e39f59985a4cff372172766a265f6be39fd94224924898f9353a4a207132af96fdd83b92e32f8330d9a

Download Submit
\Windows\SysWOW64\ntmdm.exe

Filesize
18KB

MD5
603f526d15ed0b4544b23f692e188311

SHA1
8f32ade1b825cb276c98bbc082ed70ae06583db5

SHA256
34e66c9db758ac9e2f1fb9dd5dad3ac30a77a291cd16ca2ed0dd1d7c432cb403

SHA512
67d226802510037eb261809f2d49827a6459ce695c9a0e39f59985a4cff372172766a265f6be39fd94224924898f9353a4a207132af96fdd83b92e32f8330d9a

Download Submit
memory/1492-67-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1492-66-0x0000000075511000-0x0000000075513000-memory.dmp

Filesize
8KB

Download
memory/1492-65-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1756-63-0x00000000002D0000-0x00000000002D2000-memory.dmp

Filesize
8KB

Download
memory/1756-61-0x00000000002D0000-0x00000000002DF000-memory.dmp

Filesize
60KB

Download
memory/1756-59-0x00000000002D0000-0x00000000002DF000-memory.dmp

Filesize
60KB

Download
memory/1756-58-0x00000000002D0000-0x00000000002DF000-memory.dmp

Filesize
60KB

Download
memory/1996-60-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1996-64-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

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