d5c69ad57aae3b173984dcf7b3b15422213ec249af0e0cee4495783046e950bd

General

Target

2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
Size

1.1MB
MD5

fed91113d916294f1f7a8f2ae4c22fef
SHA1

7b50cb7429b3e367f812874a5e20ccee52cc4ee6
SHA256

d5c69ad57aae3b173984dcf7b3b15422213ec249af0e0cee4495783046e950bd
SHA512

9be285467ecbff6dd7774158c7f4b9bf29077a08bcfc09d1458e160959174652138c1b41204e058871edfd51f12a4843f0cd5f62c1fbc267f9fc719e9810b4b2
SSDEEP

24576:b/s1qYwgrSTqerjj0bvV0+Pd3L+64cZsnCb1:b2STqI0bd3db+7cZCCB

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

resource	yara_rule
behavioral1/memory/2840-12-0x00000000003A0000-0x00000000003AB000-memory.dmp	UPX
behavioral1/memory/2840-16-0x0000000000580000-0x000000000058B000-memory.dmp	UPX
behavioral1/memory/2840-13-0x0000000000580000-0x000000000058B000-memory.dmp	UPX
behavioral1/memory/2840-46-0x00000000003A0000-0x00000000003AB000-memory.dmp	UPX
behavioral1/memory/2840-47-0x0000000000580000-0x000000000058B000-memory.dmp	UPX

Executes dropped EXE 2 IoCs

pid	Process
2084	WFyHBQ.exe
2840	WFyHBQ.exe

Loads dropped DLL 2 IoCs

pid	Process
2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
2084	WFyHBQ.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2840-12-0x00000000003A0000-0x00000000003AB000-memory.dmp	upx
behavioral1/memory/2840-16-0x0000000000580000-0x000000000058B000-memory.dmp	upx
behavioral1/memory/2840-13-0x0000000000580000-0x000000000058B000-memory.dmp	upx
behavioral1/memory/2840-46-0x00000000003A0000-0x00000000003AB000-memory.dmp	upx
behavioral1/memory/2840-47-0x0000000000580000-0x000000000058B000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\system32\WFyHBQ.exe	WFyHBQ.exe
File opened for modification	C:\Windows\system32\WFyHBQ.exe	WFyHBQ.exe
File created	C:\Windows\SysWOW64\WFyHBQ.exe	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
File opened for modification	C:\Windows\SysWOW64\WFyHBQ.exe	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
2084	WFyHBQ.exe
2084	WFyHBQ.exe
2084	WFyHBQ.exe
2840	WFyHBQ.exe
2840	WFyHBQ.exe
2840	WFyHBQ.exe
2840	WFyHBQ.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2840	WFyHBQ.exe
Token: SeDebugPrivilege	2840	WFyHBQ.exe
Token: SeDebugPrivilege	2840	WFyHBQ.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
2084	WFyHBQ.exe
2084	WFyHBQ.exe
2840	WFyHBQ.exe
2840	WFyHBQ.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2084	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	28
PID 2804 wrote to memory of 2084	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	28
PID 2804 wrote to memory of 2084	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	28
PID 2804 wrote to memory of 2084	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	28
PID 2804 wrote to memory of 2204	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	29
PID 2804 wrote to memory of 2204	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	29
PID 2804 wrote to memory of 2204	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	29
PID 2804 wrote to memory of 2204	2804	2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe	29
PID 2084 wrote to memory of 2840	2084	WFyHBQ.exe	31
PID 2084 wrote to memory of 2840	2084	WFyHBQ.exe	31
PID 2084 wrote to memory of 2840	2084	WFyHBQ.exe	31
PID 2084 wrote to memory of 2840	2084	WFyHBQ.exe	31

C:\Users\Admin\AppData\Local\Temp\2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-25_fed91113d916294f1f7a8f2ae4c22fef_icedid.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\SysWOW64\WFyHBQ.exe
  -auto
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\system32\WFyHBQ.exe
    -troj
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2840
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" > nul
  2⤵
  PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\SysWOW64\WFyHBQ.exe

Filesize
1.1MB

MD5
fed91113d916294f1f7a8f2ae4c22fef

SHA1
7b50cb7429b3e367f812874a5e20ccee52cc4ee6

SHA256
d5c69ad57aae3b173984dcf7b3b15422213ec249af0e0cee4495783046e950bd

SHA512
9be285467ecbff6dd7774158c7f4b9bf29077a08bcfc09d1458e160959174652138c1b41204e058871edfd51f12a4843f0cd5f62c1fbc267f9fc719e9810b4b2

Download Submit
memory/2840-12-0x00000000003A0000-0x00000000003AB000-memory.dmp

Filesize
44KB

Download
memory/2840-15-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2840-16-0x0000000000580000-0x000000000058B000-memory.dmp

Filesize
44KB

Download
memory/2840-14-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2840-13-0x0000000000580000-0x000000000058B000-memory.dmp

Filesize
44KB

Download
memory/2840-17-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2840-18-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2840-19-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2840-46-0x00000000003A0000-0x00000000003AB000-memory.dmp

Filesize
44KB

Download
memory/2840-47-0x0000000000580000-0x000000000058B000-memory.dmp

Filesize
44KB

Download

Analysis

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