mydoom | 94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3

General

Target

94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe
Size

29KB
MD5

b8b3ab4c1b44421d14e17a19bd9297a0
SHA1

65b2a3e0a708b5fbdc63dcd43d6897d30df11861
SHA256

94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3
SHA512

9c5fb760a41067637bfff57f3c4b5a14a314986bc4a79bc59229b61001a63f19697a767e4c0849352b6c95de95afdc1d88896ec692dcff255058e00df9755d3b
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ahQ:AEwVs+0jNDY1qi/qCm

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral1/memory/2504-17-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2504-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2504-76-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral1/memory/2504-80-0x0000000000500000-0x0000000000510200-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
1348	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"	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2504-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/2504-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x0008000000016c81-7.dat	upx
behavioral1/memory/1348-11-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2504-17-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1348-20-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1348-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2504-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1348-55-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x0005000000004ed7-68.dat	upx
behavioral1/memory/1348-77-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2504-76-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral1/memory/1348-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2504-80-0x0000000000500000-0x0000000000510200-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe
File opened for modification	C:\Windows\java.exe	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe
File created	C:\Windows\java.exe	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.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	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 1348	2504	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe	30
PID 2504 wrote to memory of 1348	2504	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe	30
PID 2504 wrote to memory of 1348	2504	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe	30
PID 2504 wrote to memory of 1348	2504	94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe	30

C:\Users\Admin\AppData\Local\Temp\94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe
"C:\Users\Admin\AppData\Local\Temp\94fa577486768eb3e78d9c7a2231917ea9c833ff3f5e77d238ccc3d20b4b4da3N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2504
- 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:1348

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\tmpF422.tmp

Filesize
29KB

MD5
4e8171aecd8b49ac612c773a256e6653

SHA1
386fcc0d7e1e39cb634364ade80f7e8dee182fe0

SHA256
b051482d97c52a0ddf1475de0bd9d7b38e2e657374343f06903649fc09e22852

SHA512
a7fc793397e3f689a1f8e34af318aa6fa0d10e6979dc500b6fee7c217fb5f5129117f09e3e1613e6665d90212c0c7b9ba230673b2d9ea629d2fb0b10c472613f

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

Filesize
320B

MD5
b6f11006af76f0d061f2cd32095e98fb

SHA1
d3098184a11e0804b0bf9d281210fc634f1c39a2

SHA256
5f156e5ebd9c8525402a93defd0896571bff7dba68aca3783d9cf629afe72638

SHA512
c6c02e57e2bb61e6d63d9b03419fc817be3a599a5250683731a86476a33ce15c02a804c92dd1f9c4f78b8ae61f995bf176df9969cd1141e41439c15112c5c352

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1348-55-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-77-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1348-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2504-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-9-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2504-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2504-18-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2504-76-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-17-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/2504-80-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads