2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79

General

Target

2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe
Size

615KB
MD5

cd5a3037f111dd08a62a1dfaea55fe15
SHA1

6410cbbb863d904fa789fa22c8a0aa771c2111f8
SHA256

2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79
SHA512

63dd7f43a6c87b55bee27f7a8fd0815c40ee3fc66095aa48666b90ee3e31e16097ef807711799c45f77c0685daef43dbcf8af458289f7858d1bdf248aee58b0a
SSDEEP

12288:wlbX+Waplw9U+qMi8CtdVldusIh6BBHCHrKZXCktSzIzWpX5x:WbX+NYTqMi8CtBd2QHCHmTBW5x

Score

9^/10

Malware Config

Signatures

UPX dump on OEP (original entry point) 10 IoCs

resource	yara_rule
behavioral1/memory/2328-1-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/files/0x00080000000122cd-13.dat	UPX
behavioral1/memory/2948-20-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2500-19-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2328-12-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2428-30-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/files/0x000d00000001568c-28.dat	UPX
behavioral1/memory/2428-33-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2500-36-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral1/memory/2948-37-0x0000000000400000-0x000000000041B000-memory.dmp	UPX

Executes dropped EXE 5 IoCs

pid	Process
2500	MSWDM.EXE
2948	MSWDM.EXE
2616	2861850B353799786F5E8F22753CD82CFC887EA6472C9F14ABAF57C595101B79.EXE
1212	Process not Found
2428	MSWDM.EXE

Loads dropped DLL 2 IoCs

pid	Process
2500	MSWDM.EXE
2500	MSWDM.EXE

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe
File opened for modification	C:\Windows\dev28F4.tmp	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe
File opened for modification	C:\Windows\dev28F4.tmp	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2500	MSWDM.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2948	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	28
PID 2328 wrote to memory of 2948	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	28
PID 2328 wrote to memory of 2948	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	28
PID 2328 wrote to memory of 2948	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	28
PID 2328 wrote to memory of 2500	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	29
PID 2328 wrote to memory of 2500	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	29
PID 2328 wrote to memory of 2500	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	29
PID 2328 wrote to memory of 2500	2328	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	29
PID 2500 wrote to memory of 2616	2500	MSWDM.EXE	30
PID 2500 wrote to memory of 2616	2500	MSWDM.EXE	30
PID 2500 wrote to memory of 2616	2500	MSWDM.EXE	30
PID 2500 wrote to memory of 2616	2500	MSWDM.EXE	30
PID 2500 wrote to memory of 2428	2500	MSWDM.EXE	31
PID 2500 wrote to memory of 2428	2500	MSWDM.EXE	31
PID 2500 wrote to memory of 2428	2500	MSWDM.EXE	31
PID 2500 wrote to memory of 2428	2500	MSWDM.EXE	31

C:\Users\Admin\AppData\Local\Temp\2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe
"C:\Users\Admin\AppData\Local\Temp\2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2328
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:2948
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\dev28F4.tmp!C:\Users\Admin\AppData\Local\Temp\2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe! !
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2500
- - C:\Users\Admin\AppData\Local\Temp\2861850B353799786F5E8F22753CD82CFC887EA6472C9F14ABAF57C595101B79.EXE
    3⤵
    - Executes dropped EXE
    PID:2616
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\dev28F4.tmp!C:\Users\Admin\AppData\Local\Temp\2861850B353799786F5E8F22753CD82CFC887EA6472C9F14ABAF57C595101B79.EXE!
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    PID:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2861850B353799786F5E8F22753CD82CFC887EA6472C9F14ABAF57C595101B79.EXE

Filesize
615KB

MD5
72655d8e8db634cbfdf6093bbe8042bb

SHA1
5d33963b083b3282e6cf125fc6d298c4d4e3a9b4

SHA256
afb08709bfc463d60dd27c60d7759289c13af0a29783bb39fbcef0e3cdfa2f93

SHA512
312da48c58e9200124339554f53573fbda7bd6dce471651318dcd081656655286b65f5074bac5de6b2ecd442d6a8d6794405668af4bdb5de288a180ff849c167

Download Submit
C:\Windows\MSWDM.EXE

Filesize
47KB

MD5
336ffd74e5eb29bc13e4e0f5de0cb57a

SHA1
fb3bab77482267f8880cd329d926a41d397d072d

SHA256
688c0c407e9651d4fb63017475f3ca304c7ff8c0185592c3a1d7d3b660098c79

SHA512
e8e70882eebbb5a602ac68a4a51a15c7d32d083b5c5717981a9b33d358e17411a0fee1294b631f29f0f5cf06e0ad86109198de6114ba364fdaac1e866a049d76

Download Submit
C:\Windows\dev28F4.tmp

Filesize
568KB

MD5
04fb3ae7f05c8bc333125972ba907398

SHA1
df22612647e9404a515d48ebad490349685250de

SHA256
2fb898bacb587f2484c9c4aa6da2729079d93d1f923a017bb84beef87bf74fef

SHA512
94c164a0b884c939ece30f5038d07b756702998d46786f9f613fbea2eb30bed4bc19a409f347bb4cc565898473b18155d580b453683223beaf30ed4079c251b2

Download Submit
memory/2328-1-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2328-12-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2428-30-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2428-33-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2500-19-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2500-36-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2948-20-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2948-37-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads