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) 8 IoCs

resource	yara_rule
behavioral2/memory/4160-0-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral2/files/0x0008000000023258-3.dat	UPX
behavioral2/memory/4160-7-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral2/memory/3856-16-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral2/files/0x000700000002325b-14.dat	UPX
behavioral2/memory/3856-18-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral2/memory/2236-21-0x0000000000400000-0x000000000041B000-memory.dmp	UPX
behavioral2/memory/4296-22-0x0000000000400000-0x000000000041B000-memory.dmp	UPX

Executes dropped EXE 4 IoCs

pid	Process
4296	MSWDM.EXE
2236	MSWDM.EXE
2644	2861850B353799786F5E8F22753CD82CFC887EA6472C9F14ABAF57C595101B79.EXE
3856	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\devEE19.tmp	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe
File opened for modification	C:\Windows\devEE19.tmp	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2236	MSWDM.EXE
2236	MSWDM.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4160 wrote to memory of 4296	4160	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	90
PID 4160 wrote to memory of 4296	4160	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	90
PID 4160 wrote to memory of 4296	4160	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	90
PID 4160 wrote to memory of 2236	4160	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	91
PID 4160 wrote to memory of 2236	4160	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	91
PID 4160 wrote to memory of 2236	4160	2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe	91
PID 2236 wrote to memory of 2644	2236	MSWDM.EXE	92
PID 2236 wrote to memory of 2644	2236	MSWDM.EXE	92
PID 2236 wrote to memory of 3856	2236	MSWDM.EXE	93
PID 2236 wrote to memory of 3856	2236	MSWDM.EXE	93
PID 2236 wrote to memory of 3856	2236	MSWDM.EXE	93

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:4160
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:4296
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\devEE19.tmp!C:\Users\Admin\AppData\Local\Temp\2861850b353799786f5e8f22753cd82cfc887ea6472c9f14abaf57c595101b79.exe! !
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Users\Admin\AppData\Local\Temp\2861850B353799786F5E8F22753CD82CFC887EA6472C9F14ABAF57C595101B79.EXE
    3⤵
    - Executes dropped EXE
    PID:2644
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\devEE19.tmp!C:\Users\Admin\AppData\Local\Temp\2861850B353799786F5E8F22753CD82CFC887EA6472C9F14ABAF57C595101B79.EXE!
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    PID:3856

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:4980

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
50ebf89fe8272a40454e9bdc00ad4cb4

SHA1
fe75e72429325b0ff4175864d7058a48f25c56b1

SHA256
b029566c0639c177b5a6113f73f3ab087d9e2f4de6470951cb9e09ac897eee24

SHA512
dfd891307476475b56e9642b3a46a6d2e2d9ddc53ec0349b15528b41022b8bdb10bc82f19c0c66a0ee7efcef9486f41a99d338bbdf5991fbf936d67b41258326

Download Submit
C:\Windows\MSWDM.EXE

Filesize
47KB

MD5
336ffd74e5eb29bc13e4e0f5de0cb57a

SHA1
fb3bab77482267f8880cd329d926a41d397d072d

SHA256
688c0c407e9651d4fb63017475f3ca304c7ff8c0185592c3a1d7d3b660098c79

SHA512
e8e70882eebbb5a602ac68a4a51a15c7d32d083b5c5717981a9b33d358e17411a0fee1294b631f29f0f5cf06e0ad86109198de6114ba364fdaac1e866a049d76

Download Submit
C:\Windows\devEE19.tmp

Filesize
568KB

MD5
04fb3ae7f05c8bc333125972ba907398

SHA1
df22612647e9404a515d48ebad490349685250de

SHA256
2fb898bacb587f2484c9c4aa6da2729079d93d1f923a017bb84beef87bf74fef

SHA512
94c164a0b884c939ece30f5038d07b756702998d46786f9f613fbea2eb30bed4bc19a409f347bb4cc565898473b18155d580b453683223beaf30ed4079c251b2

Download Submit
memory/2236-21-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3856-16-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3856-18-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4160-0-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4160-7-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4296-22-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads