mydoom | 106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418c

General

Target

106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe
Size

41KB
MD5

4801d09271f7c866c9c7f845aaafe7f0
SHA1

12f737684ff0e29bc1f5bbff6ce5570b0d4410b9
SHA256

106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418c
SHA512

28207f06566d2fa9195aca6bdd3f83aace37d82311347a9f6f45c759d387916645354fd5b79d0edc50d51f5c0808fa62961c5391676315490f2ca0850d6b4dc6
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/5032-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-132-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/5032-167-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

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

Executes dropped EXE 1 IoCs

pid	Process
3572	services.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5032-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x00090000000234c9-4.dat	upx
behavioral2/memory/3572-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3572-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3572-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3572-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000705-60.dat	upx
behavioral2/memory/5032-132-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3572-133-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/5032-167-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3572-168-0x0000000000400000-0x0000000000408000-memory.dmp	upx

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"	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe
File opened for modification	C:\Windows\java.exe	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe
File created	C:\Windows\java.exe	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.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	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 3572	5032	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe	82
PID 5032 wrote to memory of 3572	5032	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe	82
PID 5032 wrote to memory of 3572	5032	106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe	82

C:\Users\Admin\AppData\Local\Temp\106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe
"C:\Users\Admin\AppData\Local\Temp\106471b433a5651e3338f584f140d50772c427979b843aa15aa7c4f61988418cN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5032
- 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:3572

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\Microsoft\Windows\INetCache\IE\F1EZZCYM\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp25EF.tmp

Filesize
41KB

MD5
d92f92894d0946ef842f7b502164abaf

SHA1
5162240b8fb2ab77fa55c128a1c924a780433abb

SHA256
f3e8b6d89f07b0c4f2aa1dc7a4d3fd916a5d0022b1fef28f2ee0a4f0f1aafcbc

SHA512
70e9da94aff2fb3dd991856ba5b309bcba85b520cb9136b70af433e968abe951a3dae73aadd2afdfa8717819c7aa532747bb0ceafa83cca36f30ad3ff6950b43

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

Filesize
192B

MD5
1e5f4f353790bf7561863abde3b60eb9

SHA1
3c96d92324699a0d4137ab265dc13e72e11372f1

SHA256
066a4e6ac6ae377837870b77d9ad48816cd5886d316025060325c6cdc0fa50ce

SHA512
c95e213820816d3e6948ffdba15226d4b6b9bb2a5c78211409d7c5ccfc3b1f9c89db3532a31ae2c7b6b322f5b927a5e183131e01e8e22f674c4daee4d1d423c7

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

Filesize
192B

MD5
e42334cffc6fd71536ff385341110e2a

SHA1
7b1deb802e65892686c214e195ac18056df659ed

SHA256
66dbb428dac280755178d748c942e4c59027a02d0ed79650744bb0b604be47c1

SHA512
3a81aff919aa2a37bc12e9543d5582095fe83e2bb89c0ee0e6b75ec6852647632c457ea38c9935cd9fcf56205ea2a01d3727656f1d0244f14c442ebfb164955e

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/3572-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-168-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3572-133-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/5032-132-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-167-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/5032-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads