792d56da2c897661bc8afd5e9e543970d1a76b723155a6f90b01c44fa02a27f2

General

Target

5767ac9151711b27bcfd30aeae1f44f5.exe
Size

9KB
MD5

5767ac9151711b27bcfd30aeae1f44f5
SHA1

78e8f4ffe25b396145e4f49d40c4c374c3083974
SHA256

792d56da2c897661bc8afd5e9e543970d1a76b723155a6f90b01c44fa02a27f2
SHA512

cc02f104286981eacc4e7273d5c78eaf8b9da081ed4c3e8f58c4d0d94ba83931e501f6c0a824efd4f49b6a6d0362035ba015838d8567aa96f06d60d67eaee563
SSDEEP

192:/TlMi6dUCC1WZTqoXqVLlGTT4UDaZPLJoJuasrVKEkx:/TaIJ1UTqoaVZGXYP+2VKEkx

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2096-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/2096-207-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Modifies Internet Explorer settings 1 TTPs 14 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.exe
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{1BA8D6DD-B284-11EE-A0B6-D6F9353EB06D} = "0"	IEXPLORE.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2096	5767ac9151711b27bcfd30aeae1f44f5.exe
4448	IEXPLORE.exe
4448	IEXPLORE.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 4448	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	27
PID 2096 wrote to memory of 4448	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	27
PID 4448 wrote to memory of 3720	4448	IEXPLORE.exe	32
PID 4448 wrote to memory of 3720	4448	IEXPLORE.exe	32
PID 4448 wrote to memory of 3720	4448	IEXPLORE.exe	32
PID 2096 wrote to memory of 3300	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	29
PID 2096 wrote to memory of 3300	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	29
PID 2096 wrote to memory of 2108	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	30
PID 2096 wrote to memory of 2108	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	30
PID 2096 wrote to memory of 4944	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	31
PID 2096 wrote to memory of 4944	2096	5767ac9151711b27bcfd30aeae1f44f5.exe	31

C:\Users\Admin\AppData\Local\Temp\5767ac9151711b27bcfd30aeae1f44f5.exe
"C:\Users\Admin\AppData\Local\Temp\5767ac9151711b27bcfd30aeae1f44f5.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Program Files\Internet Explorer\IEXPLORE.exe
  "C:\Program Files\Internet Explorer\IEXPLORE.exe" http://www.baidu.com/
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4448
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4448 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    PID:3720
- C:\Program Files\Internet Explorer\IEXPLORE.exe
  "C:\Program Files\Internet Explorer\IEXPLORE.exe" http://dl.kanlink.cn:1287/CPAdown/Loader_jieku_977.html
  2⤵
  - Modifies Internet Explorer settings
  PID:3300
- C:\Program Files\Internet Explorer\IEXPLORE.exe
  "C:\Program Files\Internet Explorer\IEXPLORE.exe" http://dl.kanlink.cn:1287/CPAdown/haozip_tiny.200629.html
  2⤵
  - Modifies Internet Explorer settings
  PID:2108
- C:\Program Files\Internet Explorer\IEXPLORE.exe
  "C:\Program Files\Internet Explorer\IEXPLORE.exe" http://dl.kanlink.cn:1287/CPAdown/vplay.html
  2⤵
  - Modifies Internet Explorer settings
  PID:4944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\9B0NXH3X\www.baidu[1].xml

Filesize
16KB

MD5
d6f03bc3a351a65e4a9e931af53725e9

SHA1
94e79192151eaf5eeebc355c3777224804efc889

SHA256
695ef1426f2772796e631ce380d2d17e7b0b337d184729e166fdbaed4191785b

SHA512
167b364c41e39cc2a1ef9ddd89dc83fcc78d297947b2ae5d471db22b7117bcb552b197e54ece785fb39e72e3237795949b5c925cb4acd5b5450575d07f34dbcc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\9B0NXH3X\www.baidu[1].xml

Filesize
13B

MD5
c1ddea3ef6bbef3e7060a1a9ad89e4c5

SHA1
35e3224fcbd3e1af306f2b6a2c6bbea9b0867966

SHA256
b71e4d17274636b97179ba2d97c742735b6510eb54f22893d3a2daff2ceb28db

SHA512
6be8cec7c862afae5b37aa32dc5bb45912881a3276606da41bf808a4ef92c318b355e616bf45a257b995520d72b7c08752c0be445dceade5cf79f73480910fed

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\9B0NXH3X\www.baidu[1].xml

Filesize
170B

MD5
03f312978ad9ffcf572f584c900564e9

SHA1
0988a3e421ea6c3ebe03f771341047a94d65a830

SHA256
0c9d63def20a8a38579f20e6b2938caebf7f4730ba37405478f950985695f4cf

SHA512
92ff4c4aa7277e6c4bbb5ab045e9b2cfce7c5ddcb971abc7791f46213ca674ce88cda97630a49fbdf476f2445e38327ded29dacf7d6a671d2aec26756a6f23fc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\flj0k7l\imagestore.dat

Filesize
16KB

MD5
60343d7d697bfdb9363417a7ae43aa96

SHA1
397754e9b525ac1366aeda3e421dd68c37477c8a

SHA256
1e350f52847b118ff3d2c425753cc449d0233ce43fa647654f33359fef9afab6

SHA512
cfeb9bbadf95a40f0f8441c20f2e50178ef67f9f926d4d4137e93de98291bcb95442ee7c5fa64fa83fe93a5794f1958f5b544edb38ee2cf61056dc0e87a229fb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NSWVVUXL\favicon[1].ico

Filesize
16KB

MD5
717b138033a41361b32b60fc5062ab2a

SHA1
af9841b6f0923f890f41feec52c94a0cd68f01d8

SHA256
c70088079fe9441a726c66ce0e73ae38315ec80051d3dd542c41b82fa0a1993a

SHA512
1985bf59c3ee8289bbe55fbe572371d1f401949e6a0179b35ca89e292173780956161feb257303fe9ff5fd2898ca7fd6105eb1796841ade0e1124eeb89aa70ac

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\QSO8CY24\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2096-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2096-207-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

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