e6b6644243ee561b6c388581f42117c317967ffa5cf12080838e61e89f98b7ec

General

Target

2 Vkontakte Smart Avatark/2 Vkontakte Smart Avatark .exe
Size

149KB
MD5

cc4ca16249d1d659b5261f2ef0230b5b
SHA1

c1f89e1bcfc913505519e47d89def027061eae71
SHA256

8194af2417a6e979cdc1d9df203bbababb0ef5d290cf7609dfb07b378b069609
SHA512

6d5c625024a12b36ac5a5213ea472dcf2cb79bfc6bbc7c47f151095b22878da4ac4668db3170b1de8e7646ec38995e054dbcd83979971986831bb50e8ee69f55
SSDEEP

3072:uZ1UE7Zk06M6fjScmUdt+LPGvtix2n2Az5S31AibtLOQeJ7aWC:uZpL6MEjwTxqbz5S31jtLOLdC

Score

10^/10

evasion

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	2 Vkontakte Smart Avatark .exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	2 Vkontakte Smart Avatark .exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\U:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\T:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\P:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\O:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\J:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\W:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\R:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\L:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\E:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\X:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\Y:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\S:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\N:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\M:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\K:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\Z:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\Q:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\I:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\H:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\G:	2 Vkontakte Smart Avatark .exe
File opened (read-only)	\??\V:	2 Vkontakte Smart Avatark .exe

Drops autorun.inf file 1 TTPs 3 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	F:\autorun.inf	2 Vkontakte Smart Avatark .exe
File opened for modification	C:\autorun.inf	2 Vkontakte Smart Avatark .exe
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	2 Vkontakte Smart Avatark .exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2644	WerFault.exe	29

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2644	2 Vkontakte Smart Avatark .exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2796	2644	2 Vkontakte Smart Avatark .exe	30
PID 2644 wrote to memory of 2796	2644	2 Vkontakte Smart Avatark .exe	30
PID 2644 wrote to memory of 2796	2644	2 Vkontakte Smart Avatark .exe	30
PID 2644 wrote to memory of 2796	2644	2 Vkontakte Smart Avatark .exe	30

C:\Users\Admin\AppData\Local\Temp\2 Vkontakte Smart Avatark\2 Vkontakte Smart Avatark .exe
"C:\Users\Admin\AppData\Local\Temp\2 Vkontakte Smart Avatark\2 Vkontakte Smart Avatark .exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Enumerates connected drives
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 540
  2⤵
  - Program crash
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\RCX11BD.tmp

Filesize
69KB

MD5
8ba404e90194c38541e324657e72f74c

SHA1
ad9fda28f95b7747579a7fbb8a18e1d1e6311a49

SHA256
8145e4c62390f9c55343cc6dadb790dc2cb9463c4f578fa57bf43f12c4720340

SHA512
1f594ebb6b970c9cb86b97d642351106a52db407c6e90db7391b50e97a1136e5ba13aeec66c9b985192c377d8c5c70d3746a00f37bcc83855fea316cf8d82362

Download Submit
C:\autorun.inf

Filesize
126B

MD5
163e20cbccefcdd42f46e43a94173c46

SHA1
4c7b5048e8608e2a75799e00ecf1bbb4773279ae

SHA256
7780bee9df142a17e0457f3dcb2788b50fc2792370089335597d33719126fb7e

SHA512
e5ac0ff6b087857799ab70f68067c9dc73eeb93ccfcad87047052380b95ade3e6eb2a7d01a0f850d548a39f4b1ebb60e299d603dbe25c31b9a3585b34a0c65a8

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C:\zPharaoh.exe

Filesize
149KB

MD5
e440e68911dd9950fb1935f26052aa3a

SHA1
ffcc0febec4940f56d5d97b14f0baf11bea05027

SHA256
0bfbddc0fd53c4bdeebc37d21abb80d089dfd020e9ffcca9812bbaf6ba0a5c16

SHA512
263c6f7eb2e80ef922890e5945e0f6cc80c8d1987add9659c666833f2d7af04b81c186895996cbc78aa000c81da28f6e964ccd94104c7c7632550090603ed729

Download Submit
F:\zPharaoh.exe

Filesize
149KB

MD5
40826307bdbb2dd7b7bdfbc6de5ac9c4

SHA1
75b9ff68b7015e361c3b73082e21948a126114fd

SHA256
16c8d1cf60d91a39d15ad42b17095c2236c681fd6f3e21c32eb6aebd7976033f

SHA512
410bfea8862a7318100d69df938cabf0faea12fd95aceca513016f28033901adfaf8e4a90ba4de0591cb17988d272ae4fb5cb8fe41949d38282b696fac327538

Download Submit
memory/2644-0-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads