6bc0e14b256c2b3869afb1537791084dddce7a1c5ba4fafdda48cd2e5299bc86

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01/03/2023, 08:51

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General

Target
hsbc payment slip.exe
Size 290KB
Sample230301-kr54dsfd97
SHA256 6bc0e14b256c2b3869afb1537791084dddce7a1c5ba4fafdda48cd2e5299bc86
MD5 64f337987347baecfbb08f8e81464881
SHA1 5c71f906389446b51803e0ef457e896c6db1223d
SHA512 26c8b3f4933e15d98c977f9c33f37e13ea056ddb3bcc31a9f9b0f2d332702b8a84f2907c72b6e1602b0c7d7c87cc6fa87bc4774493140c607dd54b88b12c59f5
SSDEEP 6144:/Ya6lUsaLjs0bDuLBrGa0tVhZTDgrwiL4tb:/YHrafdHuFitVhpDSwk4tb
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	vydlyh.exe

Executes dropped EXE 2 IoCs

pid	Process
2800	vydlyh.exe
4048	vydlyh.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2800 set thread context of 4048	2800	vydlyh.exe	89
PID 4048 set thread context of 3136	4048	vydlyh.exe	59
PID 1968 set thread context of 3136	1968	msiexec.exe	59

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4392	3816	WerFault.exe	97

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4048	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3136	Explorer.EXE

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
2800	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
4048	vydlyh.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe
1968	msiexec.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4048	vydlyh.exe
Token: SeDebugPrivilege	1968	msiexec.exe
Token: SeShutdownPrivilege	3136	Explorer.EXE
Token: SeCreatePagefilePrivilege	3136	Explorer.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2800	1948	hsbc payment slip.exe	88
PID 1948 wrote to memory of 2800	1948	hsbc payment slip.exe	88
PID 1948 wrote to memory of 2800	1948	hsbc payment slip.exe	88
PID 2800 wrote to memory of 4048	2800	vydlyh.exe	89
PID 2800 wrote to memory of 4048	2800	vydlyh.exe	89
PID 2800 wrote to memory of 4048	2800	vydlyh.exe	89
PID 2800 wrote to memory of 4048	2800	vydlyh.exe	89
PID 3136 wrote to memory of 1968	3136	Explorer.EXE	90
PID 3136 wrote to memory of 1968	3136	Explorer.EXE	90
PID 3136 wrote to memory of 1968	3136	Explorer.EXE	90
PID 1968 wrote to memory of 3816	1968	msiexec.exe	97
PID 1968 wrote to memory of 3816	1968	msiexec.exe	97
PID 1968 wrote to memory of 3816	1968	msiexec.exe	97

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Users\Admin\AppData\Local\Temp\hsbc payment slip.exe
  "C:\Users\Admin\AppData\Local\Temp\hsbc payment slip.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1948
- - C:\Users\Admin\AppData\Local\Temp\vydlyh.exe
    "C:\Users\Admin\AppData\Local\Temp\vydlyh.exe" C:\Users\Admin\AppData\Local\Temp\lghrgd.dmm
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2800
  - - C:\Users\Admin\AppData\Local\Temp\vydlyh.exe
      "C:\Users\Admin\AppData\Local\Temp\vydlyh.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:4048
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1968
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3816
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3816 -s 136
      4⤵
      Program crash
      PID:4392

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 452 -p 3816 -ip 3816
1⤵
PID:3908

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ifhukyh.f

Path C:\Users\Admin\AppData\Local\Temp\ifhukyh.f
Size 206KB
SHA256 9c2d882537cb12a81dd1d5e63e067063f8fb341b0d9ea73cf5f9112bd2264abd
MD5 9e148aa909fb6e9a5a80438bfc8d01b7
SHA1 04a0e8157cd624364dc59245ed3527fdec4effd4
SHA512 82202135022eba628c00901e00c6bb506e616f80a3021244b26139064adbcb10fdea3ff04d56277c5ee5dbae0077776c1ff116c86f173cbf8e31bf12f71b254f
SSDEEP 3072:yfnnSyAYkiFtkTr9Jw9pKNWNG+euZIbZEJnAoTUZiHz1Nvel7P75fhRuxfdV9/++:yfnnSyAWzyLNWjZUuhzbveNPlZQVz++
MD5 SHA1 SHA512 SSDEEP

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lghrgd.dmm

Path C:\Users\Admin\AppData\Local\Temp\lghrgd.dmm
Size 5KB
SHA256 1eed6a56413d22c2fcd743a04f0eccfb74ad7cff215a1c8089452705b673253c
MD5 fbcdb05424768beacc14c7f6445c2f07
SHA1 b82286602f831f542e8cd4147b0e0921fde50a10
SHA512 bbcca22f2f9b0ebc0bcff9d6ff4ea48f90b11ba9a8f161898256e57bb82779a37383dfcf6da76a785bb5232de2f610c4077c12e4dfc9d702ae6e22712c0dbebf
SSDEEP 96:Farc6oYug/DrYur7uk2XO5oSw05gqORQd0+HJ4wVnscHv6Y4LUtnUIgAAj2:FarcRu/uhX1SJmqOqhpPhrHv6YqU+/j2
MD5 SHA1 SHA512 SSDEEP

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vydlyh.exe

Path C:\Users\Admin\AppData\Local\Temp\vydlyh.exe
Size 99KB
SHA256 6dc209bb28b80510b95411cfc893d03a698ba7dd687bd4f9bffd8821c2bf3148
MD5 15bec38619467cefa4548cdafab5a5e9
SHA1 461a3d326fd2a891f0d6bc61e4d659efa8c3983a
SHA512 3750e8837e68588d93d514711c25bc11a9bd6a8c9c24d0933a71ff0a0edf6c052e48371d743e5820f1bc4b6f9afac44cdbb75c3bd973ffa22133efa554682d11
SSDEEP 1536:YBlorvbB16VNo62Oz8l2oNf6kqZ9bkB2xo5ltBAkzbqvI:SlorvH6lYAICkq7xo5lnAknqvI
MD5 SHA1 SHA512 SSDEEP

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vydlyh.exe

Path C:\Users\Admin\AppData\Local\Temp\vydlyh.exe
Size 99KB
SHA256 6dc209bb28b80510b95411cfc893d03a698ba7dd687bd4f9bffd8821c2bf3148
MD5 15bec38619467cefa4548cdafab5a5e9
SHA1 461a3d326fd2a891f0d6bc61e4d659efa8c3983a
SHA512 3750e8837e68588d93d514711c25bc11a9bd6a8c9c24d0933a71ff0a0edf6c052e48371d743e5820f1bc4b6f9afac44cdbb75c3bd973ffa22133efa554682d11
SSDEEP 1536:YBlorvbB16VNo62Oz8l2oNf6kqZ9bkB2xo5ltBAkzbqvI:SlorvH6lYAICkq7xo5lnAknqvI
MD5 SHA1 SHA512 SSDEEP

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vydlyh.exe

Path C:\Users\Admin\AppData\Local\Temp\vydlyh.exe
Size 99KB
SHA256 6dc209bb28b80510b95411cfc893d03a698ba7dd687bd4f9bffd8821c2bf3148
MD5 15bec38619467cefa4548cdafab5a5e9
SHA1 461a3d326fd2a891f0d6bc61e4d659efa8c3983a
SHA512 3750e8837e68588d93d514711c25bc11a9bd6a8c9c24d0933a71ff0a0edf6c052e48371d743e5820f1bc4b6f9afac44cdbb75c3bd973ffa22133efa554682d11
SSDEEP 1536:YBlorvbB16VNo62Oz8l2oNf6kqZ9bkB2xo5ltBAkzbqvI:SlorvH6lYAICkq7xo5lnAknqvI
MD5 SHA1 SHA512 SSDEEP

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memory/1968-156-0x0000000000600000-0x000000000062D000-memory.dmp

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memory/1968-157-0x00000000024C0000-0x000000000280A000-memory.dmp

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memory/1968-159-0x00000000023A0000-0x000000000242F000-memory.dmp

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memory/1968-158-0x0000000000600000-0x000000000062D000-memory.dmp

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memory/1968-150-0x0000000000EE0000-0x0000000000EF2000-memory.dmp

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memory/1968-153-0x0000000000EE0000-0x0000000000EF2000-memory.dmp

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memory/1968-155-0x0000000000EE0000-0x0000000000EF2000-memory.dmp

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memory/3136-164-0x0000000008890000-0x0000000008988000-memory.dmp

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memory/3136-160-0x0000000008890000-0x0000000008988000-memory.dmp

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memory/3136-149-0x00000000087A0000-0x0000000008889000-memory.dmp

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memory/4048-148-0x0000000000FD0000-0x0000000000FE0000-memory.dmp

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memory/4048-142-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/4048-151-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/4048-145-0x0000000000400000-0x000000000042F000-memory.dmp

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memory/4048-147-0x0000000001810000-0x0000000001B5A000-memory.dmp

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memory/4048-146-0x0000000000400000-0x000000000042F000-memory.dmp

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