mydoom | 401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9

General

Target

401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe
Size

29KB
MD5

64a849f43bfb12c26b8d185aecdbe9b0
SHA1

7e16d3c3db52cfb8dbd050a1a259552410f31818
SHA256

401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9
SHA512

935f70b81cdb0798c6d8126ad8e3744ea5ae6f77a29f431cb0b6ef11e9dc10a6daa1ac5fc94ebb4a73e41639f0ab29eb9befb7154cb7ecc8ac6399f206ce355f
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/GhP:AEwVs+0jNDY1qi/qu5

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2328-15-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2328-51-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2328-73-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2328-77-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
1296	services.exe

Adds Run key to start application 2 TTPs 2 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\JavaVM = "C:\\Windows\\java.exe"	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2328-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2328-3-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000015d0e-7.dat	upx
behavioral1/memory/2328-15-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1296-17-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-23-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-30-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-35-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-42-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1296-47-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-51-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1296-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-62.dat	upx
behavioral1/memory/1296-74-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2328-73-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2328-77-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1296-78-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe
File opened for modification	C:\Windows\java.exe	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe
File created	C:\Windows\java.exe	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 1296	2328	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe	31
PID 2328 wrote to memory of 1296	2328	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe	31
PID 2328 wrote to memory of 1296	2328	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe	31
PID 2328 wrote to memory of 1296	2328	401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe	31

C:\Users\Admin\AppData\Local\Temp\401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe
"C:\Users\Admin\AppData\Local\Temp\401881f4e77f077dfccec3fd57dc118767a953dfed24cbc3445cd9ffd28b76e9N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:1296

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

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\tmp93D9.tmp

Filesize
29KB

MD5
e0726d8d91ef198df21449a33065ad93

SHA1
92df1eacb70f990d62c5b81eb59b7ed7ac5a8a27

SHA256
6e28611f63162dfe74b897a37cd65984a1374fdc7b76f95ccb4ee2f7206c105e

SHA512
eb9f767c91b5b6d49384cb75e66310121002c015f593e62c40fd3f4b1dd98d8567d0267a561c43874e789719b36ab9e9e1bd7396f49702e835a889c0d43fdedf

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
320B

MD5
a2819654f9562fba1e021c29071930c4

SHA1
e43ee29ffdd0941c5b2b1e6490e43eee94c62154

SHA256
9178aa12f48777640a23e6e47ce7786cd88ff8b1a47fef16e9cf20c79c10a512

SHA512
7324a64a1d447491e6ed6bc126237df8ab8d885b9e00e918b99ed292a167c9d489eba496234dc2d6045932c030b26e4f03b5a33dbc8dee589a8e83a15953b6b3

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1296-35-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-47-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-30-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-78-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-42-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-17-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-74-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1296-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-15-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2328-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2328-51-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2328-73-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2328-77-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2328-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads