mydoom | a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fda

General

Target

a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
Size

29KB
MD5

8e81e5c79895682fd96e0fe0d9326ad0
SHA1

67eb3a724ac5b62698cb692d3f5b0ec021c3776e
SHA256

a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fda
SHA512

849875e7c38cdbf88279cd82c7d832e20093b886c89971fa07533e1173dab663e833dc5372e94961d23c5523cc49e2eb4ae0fe9ba7df6f2903dace982090ad81
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/P:AEwVs+0jNDY1qi/qn

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2388-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2388-45-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2388-64-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2388-68-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2388-70-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2388-75-0x0000000000500000-0x0000000000510200-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
3012	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"	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2388-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/files/0x000f00000001756e-6.dat	upx
behavioral1/memory/3012-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2388-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3012-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3012-22-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3012-27-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3012-32-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3012-34-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3012-39-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/3012-44-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2388-45-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3012-46-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0008000000018b59-59.dat	upx
behavioral1/memory/2388-64-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3012-65-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2388-68-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3012-69-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2388-70-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3012-71-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2388-75-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/3012-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\java.exe	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
File created	C:\Windows\services.exe	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
File opened for modification	C:\Windows\java.exe	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.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	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 3012	2388	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe	29
PID 2388 wrote to memory of 3012	2388	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe	29
PID 2388 wrote to memory of 3012	2388	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe	29
PID 2388 wrote to memory of 3012	2388	a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe	29

C:\Users\Admin\AppData\Local\Temp\a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe
"C:\Users\Admin\AppData\Local\Temp\a72987690b41f5f508390fe2723c5d93ed08c7ed9126218f5a951514a6003fdaN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388
- 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:3012

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6145.tmp

Filesize
29KB

MD5
62641787dd77108c098c1640447bef9b

SHA1
eaad0422ada84bb565a5f9cdde986490be58f834

SHA256
eb9cc6ed8b426c9d7ee5232bd227b29f54ef0f620d3f62840b219f0f524a65c5

SHA512
fc7f7c25989f1c3cf9cb773d81b6262ccdaf761902e16749a156a94ddc3c70545935e2c586b538fda932a35c2f14e9d5def191d765d503d5ef182355cadfae2a

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

Filesize
320B

MD5
5087b4db91fb9508869a37de5bb34b21

SHA1
47a50addb21250ed022fa2f932bc91d21b1e546f

SHA256
df644063f4b93609194915558dc033ed25135707c042c2ada91d348c12eb9587

SHA512
2bdb7a05e144601a5554f39676428b92acea81d7bc85cfcd587c00446ffbc8c7259243f0ea39892c877c3e01f19184107a8f227e0f2aed6c02a29a536de00645

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2388-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2388-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-45-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2388-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-70-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2388-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-68-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2388-64-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2388-10-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2388-75-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2388-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3012-39-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-44-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-46-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-34-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-32-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-65-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-22-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-69-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-71-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3012-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads